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

As of March 2026, 27 flights take off from Seattle and land in San Jose, California each day. The most common flight departure time for this route is 8:00PM, with 36% of daily flights taking off in the afternoon.

What airlines fly to San Jose, California?

Alaska Airlines, United Airlines and Delta are the top three most popular airlines that fly to San Jose, California from Seattle according to our data. Alaska Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to San Jose, California. Keep in mind that there are 7 different airlines that fly to San Jose, California on a routine basis, so you have a few additional options to choose from.

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

Delta and Southwest are the most popular carriers operating from Seattle/Tacoma Intl to San Jose

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

190 flights are operational weekly from Seattle to San Jose, California as of March 2026. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.

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

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

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

The number of operators available for flights from Seattle/Tacoma Intl Airport to San Jose Airport is 6 as of March 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San Jose Airport.

What documentation or ID do you need to fly to San Jose Airport?

The travel and health documents you'll need for your trip to San Jose Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Jose Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$79 Cheap Flights from Seattle to San Jose in 2026

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Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:50 pm - 10:15 pm

SEA

SJC

2h 25mnonstop

7:20 am - 9:50 am

SJC

SEA

2h 30mnonstop

$137Delta

Tue, Apr 28 - Mon, May 4

1:45 pm - 7:07 pm

SEA

SJC

5h 22m

1 stop

9:42 pm - 11:59 pm

SJC

SEA

2h 17mnonstop

$139Multiple Airlines

Thu, Apr 30 - Thu, May 7

4:29 pm - 6:49 pm

SEA

SJC

2h 20mnonstop

9:42 pm - 11:59 pm

SJC

SEA

2h 17mnonstop

$142Alaska Airlines

Fri, May 8 - Fri, May 8

3:27 pm - 5:52 pm

SEA

SJC

2h 25mnonstop

1:30 pm - 6:30 pm

SJC

SEA

5h 00m

1 stop

$147Delta

Sat, Apr 25 - Tue, Apr 28

7:50 am - 10:05 am

SEA

SJC

2h 15mnonstop

5:50 pm - 12:55 am

SJC

SEA

7h 05m

2 stops

$148Southwest

Wed, Apr 22 - Fri, Apr 24

7:20 am - 2:25 pm

SEA

SJC

7h 05m

2 stops

8:20 pm - 10:35 pm

SJC

SEA

2h 15mnonstop

$152Southwest

Thu, Apr 30 - Fri, May 8

5:30 am - 2:45 pm

SEA

SJC

9h 15m

1 stop

6:45 am - 9:05 am

SJC

SEA

2h 20mnonstop

$153Southwest

Thu, Apr 23 - Mon, Apr 27

7:05 am - 9:28 am

SEA

SJC

2h 23mnonstop

6:15 am - 8:38 am

SJC

SEA

2h 23mnonstop

$155Alaska Airlines

Sat, Apr 18 - Mon, Apr 20

7:35 am - 3:08 pm

SEA

SJC

7h 33m

1 stop

1:30 pm - 6:30 pm

SJC

SEA

5h 00m

1 stop

$157Delta

Sat, Apr 25 - Tue, Apr 28

9:40 am - 11:55 am

SEA

SJC

2h 15mnonstop

5:50 pm - 12:55 am

SJC

SEA

7h 05m

2 stops

$158Southwest

Thu, Apr 16 - Thu, Apr 23

Delta flights from Seattle to San Jose, California

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

Delta

Apr 28

SEA7:50 pmSeattle/Tacoma Intl

2h 25m

SJC10:15 pmSan Jose

May 4

SJC7:20 amSan Jose

2h 30m

SEA9:50 amSeattle/Tacoma Intl

$137

Delta

Apr 25

SEA3:27 pmSeattle/Tacoma Intl

2h 25m

SJC5:52 pmSan Jose

Apr 28

SJC1:30 pmSan Jose

5h 00m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

$147

Delta

Apr 25

SEA7:35 amSeattle/Tacoma Intl

7h 33m

1 stop

SJC3:08 pmSan Jose

Apr 28

SJC1:30 pmSan Jose

5h 00m

1 stop

SEA6:30 pmSeattle/Tacoma Intl

$157

Frontier flights from Seattle to San Jose, California

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

Frontier

May 1

SEA11:07 amSeattle/Tacoma Intl

8h 20m

1 stop

SJC7:27 pmSan Jose

May 7

SJC12:57 pmSan Jose

5h 38m

1 stop

SEA6:35 pmSeattle/Tacoma Intl

$180

Frontier

May 29

SEA11:21 amSeattle/Tacoma Intl

24h 38m

1 stop

SJC11:59 amSan Jose

May 31

SJC2:12 pmSan Jose

20h 24m

1 stop

SEA10:36 amSeattle/Tacoma Intl

$212

Frontier

May 1

SEA11:07 amSeattle/Tacoma Intl

8h 20m

1 stop

SJC7:27 pmSan Jose

May 11

SJC12:57 pmSan Jose

5h 38m

1 stop

SEA6:35 pmSeattle/Tacoma Intl

$225

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 4/28

7:50 pm-10:15 pm

Nonstop2h 25m

San Jose

Mon 5/4

7:20 am-9:50 am

Nonstop2h 30m

$137

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 4/30

1:45 pm-7:07 pm

1 stop5h 22m

San Jose

Thu 5/7

9:42 pm-11:59 pm

Nonstop2h 17m

$139

Quickest round-trip

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Fri 5/8

4:29 pm-6:49 pm

Nonstop2h 20m

San Jose

Fri 5/8

9:42 pm-11:59 pm

Nonstop2h 17m

$142

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 4/25

3:27 pm-5:52 pm

Nonstop2h 25m

San Jose

Tue 4/28

1:30 pm-6:30 pm

1 stop5h 00m

$147

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 4/22

7:50 am-10:05 am

Nonstop2h 15m

San Jose

Fri 4/24

5:50 pm-12:55 am

2 stops7h 05m

$148

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 4/30

7:20 am-2:25 pm

2 stops7h 05m

San Jose

Fri 5/8

8:20 pm-10:35 pm

Nonstop2h 15m

$152

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 4/23

5:30 am-2:45 pm

1 stop9h 15m

San Jose

Mon 4/27

6:45 am-9:05 am

Nonstop2h 20m

$153

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 4/18

7:05 am-9:28 am

Nonstop2h 23m

San Jose

Mon 4/20

6:15 am-8:38 am

Nonstop2h 23m

$155

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 4/25

7:35 am-3:08 pm

1 stop7h 33m

San Jose

Tue 4/28

1:30 pm-6:30 pm

1 stop5h 00m

$157

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 4/16

9:40 am-11:55 am

Nonstop2h 15m

San Jose

Thu 4/23

5:50 pm-12:55 am

2 stops7h 05m

$158

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 Seattle to San Jose, California

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

Other information

What is the cheapest month to fly to San Jose, California?

The month of October is, on average, the cheapest month to fly to San Jose, California from Seattle, with most prices found around $207. If you are unable to visit San Jose, California during the month of October, then departing from Seattle during the month September is also very affordable. Most momondo users find prices during this month for around $217.

What is the cheapest day to depart on your flight to San Jose, California?

On average, the least expensive day to fly to San Jose, California from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $233. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to San Jose, California for around $378.

What is the cheapest time of day to depart on your flight to San Jose, California?

The cheapest time of day to fly to San Jose, California is in the morning when flights can be purchased for as low as $253. At noon is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $280 per ticket.

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

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

How far in advance should I book a flight to San Jose, California?

You are more likely to see cheaper flights to San Jose, California from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $255 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Seattle for as low as $177 on momondo.

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

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

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

As of March 2026, prices for Seattle to San Jose, California flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to San Jose, California

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

Estimated round-trip price

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

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

Best Price Found	$133
Fastest flight time	2h 10m
Direct flights	Every day
Airports in San Jose, California	1 airport

The best one-way flight to San Jose, California from Seattle in the past 72 hours is $133. The best round-trip flight deal from Seattle to San Jose, California found on momondo in the last 72 hours is $208.

The fastest flight from Seattle to San Jose, California takes 2h 10m

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

There is 1 airport in San Jose, California. From Seattle there are direct flights to San Jose (SJC).

Search flight deals

How far is Seattle/Tacoma Intl to San Jose by plane?
Seattle/Tacoma Intl and San Jose are 709.9 mi apart from one another. In terms of flight time, this usually takes a little over 2h 10m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to San Jose Airport?
Prices for flights from Seattle/Tacoma Intl Airport to San Jose Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to San Jose Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to San Jose Airport is 6 as of March 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to San Jose Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to San Jose Airport.
What documentation or ID do you need to fly to San Jose Airport?
The travel and health documents you'll need for your trip to San Jose Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Jose Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to San Jose, California?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Seattle to San Jose, California is Boeing 737-800 Passenger/BBJ2 (winglets) (32.01% of total bookings). The next most popular plane models are Boeing 737 (12.46%), Boeing 737 MAX 8 (12.26%), and Boeing 737-900 Passenger/BBJ3 (winglets) (8.49%).
What is the most popular airline from Seattle to San Jose, California?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to San Jose, California is Alaska Airlines (52% of total bookings). The next most popular airlines are Delta (24%), Southwest (19%), and Hawaiian Airlines (4%).

Best airlines flying from Seattle to San Jose, California

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

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $88	Free Cancellation	Rating 7.8 2,841 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $97	Free Cancellation	Rating 7.9 8,314 reviews	Search Delta flights
Southwest	PriceFrom $112	Free Cancellation	Rating 8.0 4,325 reviews	Search Southwest flights
Frontier	PriceFrom $117	Free Cancellation	Rating 5.7 3,024 reviews	Search Frontier flights
Alaska Airlines	PriceFrom $126	Free Cancellation	Rating 7.9 12,090 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $267	Free Cancellation	Rating 7.1 11,487 reviews	Search American Airlines flights

Southwest Flights From Seattle to San Jose, California
The lowest priced Southwest flight from Seattle to San Jose, California from the last 72 hours was $112. Generally, Southwest has 10 flights on this route every week with an average price of $236. Southwest is rated 8.0/10 by our users.
Delta Flights From Seattle to San Jose, California
The best Delta deal for Seattle to San Jose, California flight tickets found on momondo in the last 72 hours was $97, round-trip. It should be noted that an average Delta flight deal for this route in this time was higher, at $220 round-trip. Delta operates 28 flights out of Seattle into San Jose, California in an average week, so prices vary by time and availability. 8,313 Delta reviews by users on momondo have scored the airline at 7.9/10.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Jose from Seattle.

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

Flights from Seattle to San Jose with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Jose from Seattle.

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

Price alerts on flights to San Jose from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Seattle to San Jose 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 Seattle to San Jose departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Seattle to San Jose, California

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

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

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

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

What is the cheapest month to fly to San Jose, California?

What is the cheapest day to depart on your flight to San Jose, California?

What is the cheapest time of day to depart on your flight to San Jose, California?

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

How far in advance should I book a flight to San Jose, California?

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

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

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

What airlines fly to San Jose, California?

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

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

When to book flights from Seattle to San Jose, California

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in San Jose, California

Best airlines flying from Seattle to San Jose, California

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

Southwest Flights From Seattle to San Jose, California

Delta Flights From Seattle to San Jose, California

Why use momondo?

An easier way to manage your San Jose, California 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.

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in San Jose. Availability may vary depending on flight origin and airline.

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