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

119 flights are operational weekly from Seattle to San Jose, California as of October 2026. The most popular departure day for this route is Thu, with 29% of flights per week taking off on this day.

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

Delta, Alaska Airlines, 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 day?

The number of flights available between Seattle and San Jose, California is 17 per day as of October 2026. The most frequent departure time is 20:00, with 44% of daily flights leaving 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 refreshed on a daily basis.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers 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 Seattle/Tacoma Intl Airport to San Jose Airport.

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

The required travel and health documents for your San Jose 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 licence and a passport valid for six months after your intended arrival at San Jose Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

R1 762 Cheap Flights from Seattle to San Jose, California in 2026/27

Find the cheapest flights from Seattle to San Jose

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

8:44 - 10:58SEA Seattle/Tacoma Intl-SJC San Jose

2h 14mdirect

11:59 - 14:20SJC San Jose-SEA Seattle/Tacoma Intl

2h 21mdirect

R3 424Alaska Airlines

Thu, Dec 3 - Thu, Dec 3

7:30 - 9:45SEA Seattle/Tacoma Intl-SJC San Jose

2h 15mdirect

17:09 - 19:29SJC San Jose-SEA Seattle/Tacoma Intl

2h 20mdirect

R3 507Alaska Airlines

Mon, Nov 23 - Tue, Dec 1

8:30 - 10:50SEA Seattle/Tacoma Intl-SJC San Jose

2h 20mdirect

17:54 - 20:18SJC San Jose-SEA Seattle/Tacoma Intl

2h 24mdirect

R3 523Delta

Thu, Nov 12 - Mon, Nov 16

8:05 - 10:20SEA Seattle/Tacoma Intl-SJC San Jose

2h 15mdirect

17:20 - 19:40SJC San Jose-SEA Seattle/Tacoma Intl

2h 20mdirect

R3 540Southwest

Thu, Dec 3 - Mon, Dec 7

8:05 - 10:20SEA Seattle/Tacoma Intl-SJC San Jose

2h 15mdirect

6:00 - 8:30SJC San Jose-SEA Seattle/Tacoma Intl

2h 30mdirect

R3 622Southwest

Thu, Nov 19 - Sun, Nov 22

14:50 - 17:09SEA Seattle/Tacoma Intl-SJC San Jose

2h 19mdirect

14:57 - 22:04SJC San Jose-SEA Seattle/Tacoma Intl

7h 07m1 stop Los Angeles

R3 671Delta

Sat, Nov 21 - Wed, Nov 25

10:35 - 16:30SEA Seattle/Tacoma Intl-SJC San Jose

5h 55m1 stop Long Beach Municipal

6:20 - 8:40SJC San Jose-SEA Seattle/Tacoma Intl

2h 20mdirect

R3 688Southwest

Mon, Nov 16 - Thu, Nov 19

8:05 - 10:20SEA Seattle/Tacoma Intl-SJC San Jose

2h 15mdirect

7:20 - 13:25SJC San Jose-SEA Seattle/Tacoma Intl

6h 05m1 stop Long Beach Municipal

R3 704Southwest

Thu, Dec 3 - Mon, Dec 7

19:15 - 21:35SEA Seattle/Tacoma Intl-SJC San Jose

2h 20mdirect

21:35 - 23:55SJC San Jose-SEA Seattle/Tacoma Intl

2h 20mdirect

R3 737Southwest

Tue, Nov 10 - Fri, Nov 13

8:05 - 10:20SEA Seattle/Tacoma Intl-SJC San Jose

2h 15mdirect

12:00 - 18:30SJC San Jose-SEA Seattle/Tacoma Intl

6h 30m2 stops Santa Ana J. Wayne/Orange Cnty Oakland

R3 754Southwest

Wed, Dec 9 - Sat, Dec 12

Cheap last-minute flights

Enter your travel dates to find the best prices.

15:48 - 18:01SEA Seattle/Tacoma Intl-SJC San Jose

2h 13mdirect

19:43 - 22:05SJC San Jose-SEA Seattle/Tacoma Intl

2h 22mdirect

R8 347Alaska Airlines

Thu, Oct 29 - Tue, Nov 17

6:00 - 12:09SEA Seattle/Tacoma Intl-SJC San Jose

6h 09m1 stop Phoenix Sky Harbor Intl

12:59 - 20:53SJC San Jose-SEA Seattle/Tacoma Intl

7h 54m1 stop Phoenix Sky Harbor Intl

R8 973American Airlines

Mon, Oct 26 - Thu, Oct 29

20:49 - 23:00SEA Seattle/Tacoma Intl-SJC San Jose

2h 11mdirect

7:31 - 10:00SJC San Jose-SEA Seattle/Tacoma Intl

2h 29mdirect

R9 022Delta

Mon, Oct 26 - Thu, Oct 29

11:44 - 18:36SEA Seattle/Tacoma Intl-SJC San Jose

6h 52m1 stop Phoenix Sky Harbor Intl

6:00 - 13:47SJC San Jose-SEA Seattle/Tacoma Intl

7h 47m1 stop Phoenix Sky Harbor Intl

R9 170American Airlines

Tue, Oct 27 - Wed, Oct 28

17:55 - 23:50SEA Seattle/Tacoma Intl-SJC San Jose

5h 55m1 stop Salt Lake City

11:30 - 14:00SJC San Jose-SEA Seattle/Tacoma Intl

2h 30mdirect

R9 187Delta

Mon, Oct 26 - Thu, Oct 29

20:48 - 22:59SEA Seattle/Tacoma Intl-SJC San Jose

2h 11mdirect

7:40 - 11:47SJC San Jose-SEA Seattle/Tacoma Intl

4h 07m1 stop Portland

R9 335Alaska Airlines

Thu, Oct 29 - Tue, Nov 17

17:55 - 23:50SEA Seattle/Tacoma Intl-SJC San Jose

5h 55m1 stop Salt Lake City

13:40 - 22:05SJC San Jose-SEA Seattle/Tacoma Intl

8h 25m1 stop Salt Lake City

R9 351Delta

Mon, Oct 26 - Thu, Oct 29

13:40 - 15:52SEA Seattle/Tacoma Intl-SJC San Jose

2h 12mdirect

16:47 - 19:02SJC San Jose-SEA Seattle/Tacoma Intl

2h 15mdirect

R9 631Alaska Airlines

Thu, Oct 29 - Tue, Nov 3

16:30 - 18:48SEA Seattle/Tacoma Intl-SJC San Jose

2h 18mdirect

19:33 - 21:59SJC San Jose-SEA Seattle/Tacoma Intl

2h 26mdirect

R9 747Delta

Mon, Oct 26 - Tue, Oct 27

11:05 - 20:15SEA Seattle/Tacoma Intl-SJC San Jose

9h 10m1 stop Denver Intl

21:35 - 23:55SJC San Jose-SEA Seattle/Tacoma Intl

2h 20mdirect

R9 796Southwest

Thu, Oct 29 - Mon, Nov 2

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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

Dec 3

SEA8:05Seattle/Tacoma Intl

2h 15m

SJC10:20San Jose

Dec 7

SJC17:20San Jose

2h 20m

SEA19:40Seattle/Tacoma Intl

R3 540

Southwest

Nov 19

SEA8:05Seattle/Tacoma Intl

2h 15m

SJC10:20San Jose

Nov 22

SJC6:00San Jose

2h 30m

SEA8:30Seattle/Tacoma Intl

R3 622

Southwest

Nov 16

SEA10:35Seattle/Tacoma Intl

5h 55m

1 stop

SJC16:30San Jose

Nov 19

SJC6:20San Jose

2h 20m

SEA8:40Seattle/Tacoma Intl

R3 688

Alaska Airlines flights from Seattle to San Jose, California

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

Alaska Airlines

Dec 3

SEA8:44Seattle/Tacoma Intl

2h 14m

SJC10:58San Jose

Dec 3

SJC11:59San Jose

2h 21m

SEA14:20Seattle/Tacoma Intl

R3 424

Alaska Airlines

Nov 23

SEA7:30Seattle/Tacoma Intl

2h 15m

SJC9:45San Jose

Dec 3

SJC11:59San Jose

2h 21m

SEA14:20Seattle/Tacoma Intl

R3 507

Alaska Airlines

Nov 26

SEA15:52Seattle/Tacoma Intl

2h 10m

SJC18:02San Jose

Dec 1

SJC17:09San Jose

2h 20m

SEA19:29Seattle/Tacoma Intl

R4 001

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 return flight

Fastest return journey

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Thu 3/12

8:44-10:58

Nonstop2h 14m

San Jose

Thu 3/12

11:59-14:20

Nonstop2h 21m

R3 424

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Mon 23/11

7:30-9:45

Nonstop2h 15m

San Jose

Tue 1/12

17:09-19:29

Nonstop2h 20m

R3 507

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Thu 12/11

8:30-10:50

Nonstop2h 20m

San Jose

Mon 16/11

17:54-20:18

Nonstop2h 24m

R3 523

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Thu 3/12

8:05-10:20

Nonstop2h 15m

San Jose

Mon 7/12

17:20-19:40

Nonstop2h 20m

R3 540

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Thu 19/11

8:05-10:20

Nonstop2h 15m

San Jose

Sun 22/11

6:00-8:30

Nonstop2h 30m

R3 622

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Sat 21/11

14:50-17:09

Nonstop2h 19m

San Jose

Wed 25/11

14:57-22:04

1 stop7h 07m

R3 671

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Mon 16/11

10:35-16:30

1 stop5h 55m

San Jose

Thu 19/11

6:20-8:40

Nonstop2h 20m

R3 688

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Thu 3/12

8:05-10:20

Nonstop2h 15m

San Jose

Mon 7/12

7:20-13:25

1 stop6h 05m

R3 704

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Tue 10/11

19:15-21:35

Nonstop2h 20m

San Jose

Fri 13/11

21:35-23:55

Nonstop2h 20m

R3 737

SeattleSan Jose

SEA Seattle/Tacoma Intl - SJC San Jose

SEASJC

Seattle/Tacoma Intl

Wed 9/12

8:05-10:20

Nonstop2h 15m

San Jose

Sat 12/12

12:00-18:30

2 stops6h 30m

R3 754

Flights are sorted by cheapest return 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?

Prices are currently typical for flights on this route.

Typical prices usually range from R3 227 to R7 203.
The lowest price recently found on this route was R3 424.

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

The month of August is another great option to travel to San Jose, California, with average flight prices from Seattle averaging around R4 099.

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 R4 713 when searching weeks before you fly. 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 R3 474 on momondo.

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

As of October 2026, prices for Seattle to San Jose, California flights are approximately 21% 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 return 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	R1 762
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 R1 762. The best return flight deal from Seattle to San Jose, California found on momondo in the last 72 hours is R3 424.

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 1142,5 km apart from one another.
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 refreshed on a daily basis.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers 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 Seattle/Tacoma Intl Airport to San Jose Airport.
What documentation or ID do you need to fly to San Jose Airport?
The required travel and health documents for your San Jose 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 licence and a passport valid for six months after your intended arrival at San Jose 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 Seattle to San Jose, California?
momondo data reveals that the most frequently booked plane model on the route from Seattle to San Jose, California is Boeing 737 MAX 8, representing 28,44% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 27,41%, Boeing 737 at 12,61%, and Boeing 737-700 at 7,16%.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to San Jose. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Seattle to San Jose flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to San Jose, momondo offers a useful price alert feature which will track prices for flights to San Jose from Seattle and alert you when they change.