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

189 flights are operational weekly from Seattle to San Jose, California as of June 2026. The most popular departure day for this route is Sun, with 20% of flights per week taking off on this day.

What airlines fly to San Jose, California?

Alaska Airlines, Delta and United Airlines 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 54% 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?

Southwest and Alaska Airlines 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 day?

As of June 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 49% of daily flights taking off in the afternoon.

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 4 as of June 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.

$96 Cheap Flights from Seattle to San Jose, California in 2026

Q: What is the typical price of a round-trip flight between Seattle and San Jose, California?

Prices are currently low for flights on this route. Typical prices usually range from $231 to $384. The lowest price recently found on this route was $157.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to San Jose

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 am - 9:45 am

SEA

SJC

2h 15mnonstop

7:20 pm - 9:30 pm

SJC

SEA

2h 10mnonstop

$157Southwest

Wed, Jul 15 - Wed, Jul 22

9:43 pm - 11:59 pm

SEA

SJC

2h 16mnonstop

8:20 am - 10:31 am

SJC

SEA

2h 11mnonstop

$161Alaska Airlines

Wed, Jul 15 - Wed, Jul 22

12:45 pm - 5:40 pm

SEA

SJC

4h 55m

1 stop

6:35 am - 8:45 am

SJC

SEA

2h 10mnonstop

$163Southwest

Wed, Jul 29 - Tue, Aug 4

7:30 am - 9:45 am

SEA

SJC

2h 15mnonstop

9:55 am - 4:50 pm

SJC

SEA

6h 55m

1 stop

$167Southwest

Wed, Jul 15 - Tue, Jul 21

3:42 pm - 5:53 pm

SEA

SJC

2h 11mnonstop

9:38 pm - 11:47 pm

SJC

SEA

2h 09mnonstop

$168Alaska Airlines

Tue, Jul 14 - Wed, Jul 15

7:07 am - 9:23 am

SEA

SJC

2h 16mnonstop

9:38 pm - 11:47 pm

SJC

SEA

2h 09mnonstop

$170Alaska Airlines

Sat, Jul 18 - Fri, Aug 14

7:30 am - 9:45 am

SEA

SJC

2h 15mnonstop

4:30 pm - 12:45 am

SJC

SEA

8h 15m

2 stops

$172Southwest

Wed, Jul 15 - Tue, Jul 21

7:07 am - 9:23 am

SEA

SJC

2h 16mnonstop

2:16 pm - 4:27 pm

SJC

SEA

2h 11mnonstop

$173Alaska Airlines

Thu, Aug 6 - Mon, Aug 10

12:45 pm - 5:40 pm

SEA

SJC

4h 55m

1 stop

6:50 am - 4:50 pm

SJC

SEA

10h 00m

2 stops

$178Southwest

Wed, Jul 29 - Tue, Aug 4

6:15 am - 4:10 pm

SEA

SJC

9h 55m

1 stop

6:20 pm - 12:45 am

SJC

SEA

6h 25m

1 stop

$182Southwest

Wed, Jul 15 - Wed, Jul 22

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Southwest flights from Seattle to San Jose, California

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

Southwest

Jul 15

SEA7:30 amSeattle/Tacoma Intl

2h 15m

SJC9:45 amSan Jose

Jul 22

SJC7:20 pmSan Jose

2h 10m

SEA9:30 pmSeattle/Tacoma Intl

$157

Southwest

Jul 29

SEA12:45 pmSeattle/Tacoma Intl

4h 55m

1 stop

SJC5:40 pmSan Jose

Aug 4

SJC6:35 amSan Jose

2h 10m

SEA8:45 amSeattle/Tacoma Intl

$163

Southwest

Jul 15

SEA7:30 amSeattle/Tacoma Intl

2h 15m

SJC9:45 amSan Jose

Jul 21

SJC9:55 amSan Jose

6h 55m

1 stop

SEA4:50 pmSeattle/Tacoma Intl

$167

Alaska Airlines flights from Seattle to San Jose, California

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

Alaska Airlines

Jul 15

SEA9:43 pmSeattle/Tacoma Intl

2h 16m

SJC11:59 pmSan Jose

Jul 22

SJC8:20 amSan Jose

2h 11m

SEA10:31 amSeattle/Tacoma Intl

$161

Alaska Airlines

Jul 14

SEA3:42 pmSeattle/Tacoma Intl

2h 11m

SJC5:53 pmSan Jose

Jul 15

SJC9:38 pmSan Jose

2h 09m

SEA11:47 pmSeattle/Tacoma Intl

$168

Alaska Airlines

Jul 18

SEA7:07 amSeattle/Tacoma Intl

2h 16m

SJC9:23 amSan Jose

Aug 14

SJC9:38 pmSan Jose

2h 09m

SEA11:47 pmSeattle/Tacoma Intl

$170

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

Wed 7/15

7:30 am-9:45 am

Nonstop2h 15m

San Jose

Wed 7/22

7:20 pm-9:30 pm

Nonstop2h 10m

$157

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 7/15

9:43 pm-11:59 pm

Nonstop2h 16m

San Jose

Wed 7/22

8:20 am-10:31 am

Nonstop2h 11m

$161

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 7/29

12:45 pm-5:40 pm

1 stop4h 55m

San Jose

Tue 8/4

6:35 am-8:45 am

Nonstop2h 10m

$163

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 7/15

7:30 am-9:45 am

Nonstop2h 15m

San Jose

Tue 7/21

9:55 am-4:50 pm

1 stop6h 55m

$167

Quickest round-trip

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Tue 7/14

3:42 pm-5:53 pm

Nonstop2h 11m

San Jose

Wed 7/15

9:38 pm-11:47 pm

Nonstop2h 09m

$168

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Sat 7/18

7:07 am-9:23 am

Nonstop2h 16m

San Jose

Fri 8/14

9:38 pm-11:47 pm

Nonstop2h 09m

$170

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 7/15

7:30 am-9:45 am

Nonstop2h 15m

San Jose

Tue 7/21

4:30 pm-12:45 am

2 stops8h 15m

$172

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Thu 8/6

7:07 am-9:23 am

Nonstop2h 16m

San Jose

Mon 8/10

2:16 pm-4:27 pm

Nonstop2h 11m

$173

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 7/29

12:45 pm-5:40 pm

1 stop4h 55m

San Jose

Tue 8/4

6:50 am-4:50 pm

2 stops10h 00m

$178

SeattleSan Jose

SEA - SJC

SEASJC

Seattle/Tacoma Intl

Wed 7/15

6:15 am-4:10 pm

1 stop9h 55m

San Jose

Wed 7/22

6:20 pm-12:45 am

1 stop6h 25m

$182

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 typical price of a round-trip flight between Seattle and San Jose, California?

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 $210. 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 $233.

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 $239. 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 $390.

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 $268. At noon is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $281 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 from Seattle 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 $270 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 $202 on momondo.

What cabin class options are available on Seattle to San Jose, California flights?

There are 4 cabin classes available to choose from on Seattle to San Jose, California 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 June 2026, prices for Seattle to San Jose, California flights are approximately 13% 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	$150
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 $150. The best round-trip flight deal from Seattle to San Jose, California found on momondo in the last 72 hours is $256.

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

Frequently asked questions about flying from Seattle to San Jose, California

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 4 as of June 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) (37.94% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (14.16%), Boeing 737 (9.10%), and Boeing 737-900 Passenger/BBJ3 (winglets) (7.32%).
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 (28%), Southwest (18%), and Hawaiian Airlines (2%).

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
Delta	PriceFrom $97	Free Cancellation	Rating 7.8 8,420 reviews	Search Delta flights
Southwest	PriceFrom $107	Free Cancellation	Rating 7.9 4,241 reviews	Search Southwest flights
Hawaiian Airlines	PriceFrom $108	Free Cancellation	Rating 7.8 2,827 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $124	Free Cancellation	Rating 7.9 12,551 reviews	Search Alaska 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 $107. Generally, Southwest has 12 flights on this route every week with an average price of $256. Southwest is rated 7.9/10 by our users.
Alaska Airlines Flights From Seattle to San Jose, California
The best Alaska Airlines deal for Seattle to San Jose, California flight tickets found on momondo in the last 72 hours was $124, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $294 round-trip. Alaska Airlines operates 25 flights out of Seattle into San Jose, California in an average week, so prices vary by time and availability. 12,551 Alaska Airlines 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 $114

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 8/15. 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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Southwest flights from Seattle to San Jose, California

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

Alaska Airlines flights from Seattle to San Jose, California

Our best Alaska Airlines 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.

See travel insights to San Jose from

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

What is the typical price of a round-trip flight between Seattle and 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 from Seattle to San Jose, California?

What cabin class options are available on Seattle to San Jose, California 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

Frequently asked questions about flying from Seattle to 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

Alaska Airlines 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.

Find better results for your trip to the United States

Airports servicing California

Fly your favorite airline to San Jose

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

Cabin classes currently available on flights to San Jose

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

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