What is the cheapest airline that flies from San Jose to Seattle/Tacoma Intl?

Alaska Airlines, Frontier, and Southwest are the most popular carriers operating from San Jose to Seattle/Tacoma Intl

Which airport is the most popular layover for flights between San Jose, California and Seattle?

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from San Jose, California to Seattle?

Flights via Denver (DEN) offer the lowest average round-trip price of $171.

What airlines fly to Seattle?

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Seattle from San Jose, California according to our data. Alaska Airlines is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from San Jose, California to Seattle?

Las Vegas (LAS) has the shortest average layover time for this route: 5h 29m.

How many flights depart from San Jose, California to Seattle on average per day?

As of October 2025, there are 12 flights per day flying from San Jose, California to Seattle. The most common time of day flights depart is 11:00AM, with 52% of flights taking off at noon.

How many flights depart from San Jose, California to Seattle on average per week?

88 flights are operational weekly from San Jose, California to Seattle as of October 2025. The most popular departure day for this route is Thu, with 50% of flights per week taking off on this day.

Which layover airport has the shortest travel time from San Jose, California to Seattle?

Flights connecting via Las Vegas (LAS) have the shortest average one-way travel time: 12h 49m.

Which airlines fly direct from San Jose to Seattle?

There are a good number of airlines that offer daily direct flights from San Jose to Seattle. Among them, Delta Airlines is the most popular one with multiple flights offered daily. All flights depart from Norman Y. Mineta San Jose International Airport (SJC) and land at Seattle–Tacoma International Airport (SEA). With Delta Airlines you get some amazing amenities such as wireless internet to facilitate your browsing, a personal device for your entertainment, a power outlet in case your devices run out of juice, and snacks to keep you satiated during your flight. Alaska Airlines is another airline offering cheap flights from San Jose to Seattle.

What is the best way to get in and out of airports in San Jose and Seattle?

There are plenty of ways to get to Norman Y. Mineta San Jose International Airport for your direct flights from San Jose to Seattle, it just depends on your budget as well as the level of convenience you’re looking for. If you’re planning to prioritize convenience over budget, you could take a taxi to the airport as there are plenty of cab operators that service that route. That would be the most convenient way to get to the airport if you don’t want to miss your one-way flights from San Jose to Seattle. Alternatively, you could also choose to take a train to the airport if you’re looking to save on costs or want to keep your carbon footprint at a minimum. Other options include airport shuttles and rental cars. If you’re looking for the best way to get to the Seattle city center from Seattle–Tacoma International Airport after your flights from San Jose to Seattle, a rental car is a really good option worth considering. They are convenient and you don’t have to go too far to get one as there are rental shops in the airport. The train offers a more budget-friendly option so you don’t have to worry about the huge costs if you’re traveling on a budget. Which cities can you get to from Seattle-Tacoma International Airport? Just from the name of the airport, it is easy to tell which cities are closest to the airport. Downtown Seattle is a few miles north of the airport while Tacoma is located on the southwest side. Both these cities are easily accessible from the airport via either road or train with the drive being around 20min and a train ride just under an hour. Other smaller cities that can be easily accessed from Seattle Tacoma International Airport include Arlington, Granite Falls, and Graham.

What are the benefits of the different airports in San Jose and Seattle?

Other than, Norman Y. Mineta San Jose International Airport there are two more airports around San Jose from which you can board your flight. These two airports include Oakland International Airport, which is just under 40min away from San Jose via road, and San Francisco International Airport which is a 1h drive away. Both of these airports have some amazing amenities including a separate security line for those passengers traveling in business class. Other amenities include lounges where passengers can relax as they await their San Jose to Seattle flights. Oakland International Airport is particularly known for its wheelchair accessibility with passengers even encouraged to ask the staff around in case they need any special services. Another benefit of flying via Oakland International Airport is that you are set to experience less traffic. The airport handles a relatively lower number of passengers every year compared to other airports so the queues are usually shorter.

When did momondo last update prices for flights from San Jose Airport to Seattle/Tacoma Intl Airport?

Prices for flights from San Jose Airport to Seattle/Tacoma Intl Airport refresh daily.

How many operators does momondo search for flights from San Jose Airport to Seattle/Tacoma Intl Airport?

As of October 2025, there are 7 operators available to choose from for flights from San Jose Airport to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from San Jose Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Jose Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$79 Cheap Flights from San Jose to Seattle in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Jose, California to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:48 pm - 7:07 pmSJC-SEA

2h 19mnonstop

11:30 am - 1:45 pmSEA-SJC

2h 15mnonstop

$136Alaska Airlines

Find Deal

Tue, Nov 18 - Wed, Nov 19

2:15 pm - 4:34 pmSJC-SEA

2h 19mnonstop

8:35 am - 11:00 amSEA-SJC

2h 25mnonstop

$137Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

3:11 pm - 8:49 pmSJC-SEA

5h 38m1 stop

9:41 pm - 11:59 pmSEA-SJC

2h 18mnonstop

$138Hawaiian Airlines

Find Deal

Sat, Dec 13 - Sat, Dec 20

11:39 am - 3:37 pmSJC-SEA

3h 58m1 stop

5:48 pm - 8:00 pmSEA-SJC

2h 12mnonstop

$145Alaska Airlines

Find Deal

Tue, Nov 18 - Wed, Nov 19

5:30 pm - 7:45 pmSJC-SEA

2h 15mnonstop

9:25 am - 4:50 pmSEA-SJC

7h 25m2 stops

$152Southwest

Find Deal

Tue, Nov 18 - Wed, Nov 19

10:15 am - 6:20 pmSJC-SEA

8h 05m2 stops

4:40 pm - 6:45 pmSEA-SJC

2h 05mnonstop

$162Southwest

Find Deal

Tue, Dec 16 - Sun, Jan 18

2:40 pm - 9:50 pmSJC-SEA

7h 10m2 stops

5:15 am - 11:40 amSEA-SJC

6h 25m1 stop

$172Southwest

Find Deal

Wed, Dec 3 - Sun, Dec 7

12:27 pm - 12:07 pmSJC-SEA

23h 40m1 stop

12:58 pm - 11:32 amSEA-SJC

22h 34m1 stop

$178Frontier

Find Deal

Mon, Nov 10 - Thu, Nov 13

7:40 am - 2:39 pmSJC-SEA

6h 59m1 stop

7:05 am - 9:22 amSEA-SJC

2h 17mnonstop

$188Hawaiian Airlines

Find Deal

Fri, Dec 12 - Fri, Dec 19

12:27 pm - 12:13 pmSJC-SEA

23h 46m1 stop

2:22 pm - 11:32 amSEA-SJC

21h 10m1 stop

$205Frontier

Find Deal

Fri, Nov 14 - Sun, Nov 16

Alaska Airlines flights from San Jose, California to Seattle

Our best Alaska Airlines deals on San Jose, California to Seattle flight tickets

Alaska Airlines

Nov 18

SJC4:48 pmSan Jose

2h 19m

SEA7:07 pmSeattle/Tacoma Intl

Nov 19

SEA11:30 amSeattle/Tacoma Intl

2h 15m

SJC1:45 pmSan Jose

$136

Find similar

Alaska Airlines

Nov 18

SJC11:39 amSan Jose

3h 58m

1 stop

SEA3:37 pmSeattle/Tacoma Intl

Nov 19

SEA5:48 pmSeattle/Tacoma Intl

2h 12m

SJC8:00 pmSan Jose

$145

Find similar

Alaska Airlines

Nov 19

SJC4:48 pmSan Jose

2h 19m

SEA7:07 pmSeattle/Tacoma Intl

Nov 24

SEA7:05 amSeattle/Tacoma Intl

2h 16m

SJC9:21 amSan Jose

$146

Find similar

Delta flights from San Jose, California to Seattle

Our best Delta deals on San Jose, California to Seattle flight tickets

Delta

Mar 3

SJC2:15 pmSan Jose

2h 19m

SEA4:34 pmSeattle/Tacoma Intl

Mar 4

SEA8:35 amSeattle/Tacoma Intl

2h 25m

SJC11:00 amSan Jose

$137

Find similar

Delta

Nov 8

SJC2:21 pmSan Jose

2h 21m

SEA4:42 pmSeattle/Tacoma Intl

Nov 12

SEA4:52 pmSeattle/Tacoma Intl

2h 14m

SJC7:06 pmSan Jose

$465

Find similar

Delta

Nov 5

SJC3:30 pmSan Jose

5h 20m

1 stop

SEA8:50 pmSeattle/Tacoma Intl

Nov 6

SEA1:37 pmSeattle/Tacoma Intl

2h 20m

SJC3:57 pmSan Jose

$494

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from San Jose, California to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 11/18

4:48 pm-7:07 pm

Nonstop2h 19m

Seattle/Tacoma Intl

Wed 11/19

11:30 am-1:45 pm

Nonstop2h 15m

$136

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 3/3

2:15 pm-4:34 pm

Nonstop2h 19m

Seattle/Tacoma Intl

Wed 3/4

8:35 am-11:00 am

Nonstop2h 25m

$137

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Sat 12/13

3:11 pm-8:49 pm

1 stop5h 38m

Seattle/Tacoma Intl

Sat 12/20

9:41 pm-11:59 pm

Nonstop2h 18m

$138

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 11/18

11:39 am-3:37 pm

1 stop3h 58m

Seattle/Tacoma Intl

Wed 11/19

5:48 pm-8:00 pm

Nonstop2h 12m

$145

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 11/18

5:30 pm-7:45 pm

Nonstop2h 15m

Seattle/Tacoma Intl

Wed 11/19

9:25 am-4:50 pm

2 stops7h 25m

$152

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Tue 12/16

10:15 am-6:20 pm

2 stops8h 05m

Seattle/Tacoma Intl

Sun 1/18

4:40 pm-6:45 pm

Nonstop2h 05m

$162

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Wed 12/3

2:40 pm-9:50 pm

2 stops7h 10m

Seattle/Tacoma Intl

Sun 12/7

5:15 am-11:40 am

1 stop6h 25m

$172

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Mon 11/10

12:27 pm-12:07 pm

1 stop23h 40m

Seattle/Tacoma Intl

Thu 11/13

12:58 pm-11:32 am

1 stop22h 34m

$178

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Fri 12/12

7:40 am-2:39 pm

1 stop6h 59m

Seattle/Tacoma Intl

Fri 12/19

7:05 am-9:22 am

Nonstop2h 17m

$188

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Fri 11/14

12:27 pm-12:13 pm

1 stop23h 46m

Seattle/Tacoma Intl

Sun 11/16

2:22 pm-11:32 am

1 stop21h 10m

$205

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Jose, California to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from San Jose, California to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $212. If you don’t want to visit Seattle in January, then you should wait until February to fly from San Jose, California, when ticket prices are also cheap, with an average price of $213.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from San Jose, California is on a Saturday. momondo users have found tickets for Saturday departures for as low as $303. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from San Jose, California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $434.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from San Jose, California in the evening is the least expensive time of day to depart. momondo users have found prices as low as $301 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $370. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Jose to Seattle/Tacoma Intl flight route?

Fly from San Jose to Seattle/Tacoma Intl for the best San Jose - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $254 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San Jose, California for as low as $196 on momondo.

What cabin class options are available on San Jose to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on San Jose to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Jose, California to Seattle flights?

No. A direct flight is the cheapest option for a flight between San Jose, California to Seattle.

How have San Jose, California to Seattle flight prices changed over time?

As of October 2025, prices for San Jose, California to Seattle flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from San Jose, California to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Jose, California to Seattle (SJC to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Seattle

Best Price Found	$137
Fastest flight time	2h 11m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from San Jose, California in the past 72 hours is $137. The best round-trip flight deal from San Jose, California to Seattle found on momondo in the last 72 hours is $238.

The fastest flight from San Jose, California to Seattle takes 2h 11m

Direct flights go from San Jose, California to Seattle every day.

There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

Search flight deals

How far is San Jose to Seattle/Tacoma Intl by plane?
A flight from San Jose to Seattle/Tacoma Intl will travel around 709.9 mi. A reasonable flight in good conditions will take 2h 11m.
When did momondo last update prices for flights from San Jose Airport to Seattle/Tacoma Intl Airport?
Prices for flights from San Jose Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from San Jose Airport to Seattle/Tacoma Intl Airport?
As of October 2025, there are 7 operators available to choose from for flights from San Jose Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from San Jose Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Jose Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from San Jose, California to Seattle?
Based on momondo bookings for flights between San Jose, California and Seattle, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 22.53% of the total bookings. Other popular models include Boeing 737-900 Passenger/BBJ3 (winglets) with 17.48%, Boeing 737 MAX 9 with 8.86%, and Boeing 737 with 8.13%.
What is the most popular airline from San Jose, California to Seattle?
momondo data reveals that the most frequently booked airline on the route from San Jose, California to Seattle is Alaska Airlines, representing 49% of all bookings. The subsequent popular airlines are Delta at 20%, Southwest at 20%, and Hawaiian Airlines at 8%.

Best airlines flying from San Jose, California to Seattle

Compare and see reviews for airlines that fly from San Jose, California to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $75	Free Cancellation	Rating 6.3 8,116 reviews	Search Spirit Airlines flights
Hawaiian Airlines	PriceFrom $108	Free Cancellation	Rating 7.8 2,797 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $111	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
Frontier	PriceFrom $115	Free Cancellation	Rating 5.8 3,123 reviews	Search Frontier flights
Southwest	PriceFrom $136	Free Cancellation	Rating 8.0 4,243 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $151	Free Cancellation	Rating 8.0 11,217 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $191	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights

Southwest Flights From San Jose, California to Seattle
Southwest flies from San Jose, California to Seattle around 3 times per week, with 4,242 momondo users rating the airline 8.0/10. The cheapest Southwest deal from San Jose, California to Seattle in the last 72 hours was $136 (round-trip), much lower than the average airfare cost of $244 for Southwest flights on this route.
Alaska Airlines Flights From San Jose, California to Seattle
Across 11,214 Alaska Airlines reviews on momondo, the average score is 8.0/10. Alaska Airlines flies from San Jose, California to Seattle about 8 times each week, with ticket deals ranging from $151 to $288. Price data is based on momondo searches in the last 72 hours.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Federal Way

Lakewood

Cle Elum

Fife

Centralia

Kirkland

Shoreline

Westport

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Jose to Seattle for you.

Can I find flights from San Jose to Seattle with flexible booking policies on momondo?

All flight searches from San Jose to Seattle on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Jose to Seattle?

Once you have performed a search for San Jose to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Jose to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Jose to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 11/29

Sat 12/6

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Washington

Walla Walla Airport

Bellingham Airport

Wenatchee Pangborn Field Airport

Eastsound Orcas Island Airport

Friday Harbor SPB Airport

Spokane Airport

Kenmore Air Harbor Airport

Pasco Tri Cities Airport

Pullman Moscow Regional Airport

Rosario SPB Airport

Yakima Air Terminal Airport

Popular cities in the United States

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $47

Flights to Miamifrom $47

Flights to Chicagofrom $49

Flights to Orlandofrom $47

Flights to Las Vegasfrom $39

Flights to San Franciscofrom $39

Flights to Washington, D.C.from $40

Flights to Bostonfrom $60

Flights to Atlantafrom $47

Flights to Dallasfrom $49

Flights to Denverfrom $47

Cheap flights from San Jose, California to Seattle from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Seattle departing on 1/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from San Jose, California to Seattle

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Alaska Airlines flights from San Jose, California to Seattle

Our best Alaska Airlines deals on San Jose, California to Seattle flight tickets

Delta flights from San Jose, California to Seattle

Our best Delta deals on San Jose, California to Seattle flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Jose, California to Seattle that are best for you.

See travel insights to Seattle from

How to get the cheapest flight ticket from San Jose, California to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

What is the cheapest San Jose to Seattle/Tacoma Intl flight route?

Fly from San Jose to Seattle/Tacoma Intl for the best San Jose - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

What cabin class options are available on San Jose to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on San Jose to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Jose, California to Seattle flights?

No. A direct flight is the cheapest option for a flight between San Jose, California to Seattle.

How have San Jose, California to Seattle flight prices changed over time?

As of October 2025, prices for San Jose, California to Seattle flights are approximately 13% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from San Jose to Seattle/Tacoma Intl?

Alaska Airlines, Frontier, and Southwest are the most popular carriers operating from San Jose to Seattle/Tacoma Intl

What airlines fly to Seattle?

Which airport is the most popular layover for flights between San Jose, California and Seattle?

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from San Jose, California to Seattle?

Flights via Denver (DEN) offer the lowest average round-trip price of $171.

Which layover airport has the shortest travel time from San Jose, California to Seattle?

Flights connecting via Las Vegas (LAS) have the shortest average one-way travel time: 12h 49m.

Which layover airport has the shortest connection time from San Jose, California to Seattle?

Las Vegas (LAS) has the shortest average layover time for this route: 5h 29m.

How many flights depart from San Jose, California to Seattle on average per day?

As of October 2025, there are 12 flights per day flying from San Jose, California to Seattle. The most common time of day flights depart is 11:00AM, with 52% of flights taking off at noon.

How many flights depart from San Jose, California to Seattle on average per week?

88 flights are operational weekly from San Jose, California to Seattle as of October 2025. The most popular departure day for this route is Thu, with 50% of flights per week taking off on this day.

When to book flights from San Jose, California to Seattle

Cheap San Jose, California to Seattle (SJC to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Seattle

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

How far is San Jose to Seattle/Tacoma Intl by plane?

When did momondo last update prices for flights from San Jose Airport to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from San Jose Airport to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from San Jose Airport to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from San Jose, California to Seattle?

What is the most popular airline from San Jose, California to Seattle?

Best airlines flying from San Jose, California to Seattle

Compare and see reviews for airlines that fly from San Jose, California to Seattle with momondo

Southwest Flights From San Jose, California to Seattle

Alaska Airlines Flights From San Jose, California to Seattle

Traveling to a place near Seattle?

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Seattle?

Can I find flights from San Jose to Seattle with flexible booking policies on momondo?

How can momondo help me find flights from San Jose to Seattle?

I’m not ready to book a flight from San Jose to Seattle right now. Can momondo alert me if prices change?

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States