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

As of November 2026, there are 13 flights per day flying from San Jose, California to Seattle. The most common time of day flights depart is 8:00, with 69% of flights taking off at midday.

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

As of November 2026, there are 91 flights per week flying from San Jose, California to Seattle. The most common day of the week flights depart is Sun, with 35% of flights taking off on this day.

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

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

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 are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 licence 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.

R1 299 Cheap Flights from San Jose, California to Seattle in 2026/27

Find the cheapest flights from San Jose, California to Seattle

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

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

6h 00m1 stop San Diego

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

2h 15mdirect

R2 417Southwest

Thu, Nov 26 - Wed, Dec 2

10:40 - 18:40SJC San Jose-SEA Seattle/Tacoma Intl

8h 00m2 stops San Diego Sacramento Intl

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

2h 15mdirect

R2 500Southwest

Thu, Dec 3 - Thu, Dec 10

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

2h 21mdirect

16:30 - 18:39SEA Seattle/Tacoma Intl-SJC San Jose

2h 09mdirect

R2 532Alaska Airlines

Sat, Dec 12 - Sat, Dec 12

15:40 - 20:55SJC San Jose-SEA Seattle/Tacoma Intl

5h 15m1 stop San Diego

15:05 - 20:00SEA Seattle/Tacoma Intl-SJC San Jose

4h 55m1 stop San Diego

R2 582Southwest

Tue, Dec 1 - Sat, Dec 5

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

2h 21mdirect

17:13 - 8:58SEA Seattle/Tacoma Intl-SJC San Jose

15h 45m2 stops Eugene Portland

R2 598Alaska Airlines

Mon, Dec 7 - Mon, Dec 7

19:35 - 21:54SJC San Jose-SEA Seattle/Tacoma Intl

2h 19mdirect

16:30 - 18:39SEA Seattle/Tacoma Intl-SJC San Jose

2h 09mdirect

R2 615Alaska Airlines

Tue, Dec 8 - Tue, Dec 15

6:15 - 8:35SJC San Jose-SEA Seattle/Tacoma Intl

2h 20mdirect

11:28 - 13:42SEA Seattle/Tacoma Intl-SJC San Jose

2h 14mdirect

R2 664Alaska Airlines

Thu, Dec 31 - Thu, Dec 31

7:15 - 9:47SJC San Jose-SEA Seattle/Tacoma Intl

2h 32mdirect

19:50 - 22:12SEA Seattle/Tacoma Intl-SJC San Jose

2h 22mdirect

R2 746Delta

Wed, Dec 30 - Mon, Jan 4

7:20 - 9:52SJC San Jose-SEA Seattle/Tacoma Intl

2h 32mdirect

19:57 - 22:22SEA Seattle/Tacoma Intl-SJC San Jose

2h 25mdirect

R2 763Delta

Thu, Dec 3 - Mon, Dec 7

9:00 - 17:40SJC San Jose-SEA Seattle/Tacoma Intl

8h 40m1 stop Denver Intl

7:35 - 9:55SEA Seattle/Tacoma Intl-SJC San Jose

2h 20mdirect

R2 779Southwest

Thu, Jan 14 - Tue, Jan 19

Cheap last-minute flights

Enter your travel dates to find the best prices.

14:12 - 18:45SJC San Jose-SEA Seattle/Tacoma Intl

4h 33m1 stop Portland

19:50 - 22:00SEA Seattle/Tacoma Intl-SJC San Jose

2h 10mdirect

R7 203Alaska Airlines

Mon, Nov 16 - Sat, Dec 5

14:40 - 17:00SJC San Jose-SEA Seattle/Tacoma Intl

2h 20mdirect

8:30 - 10:53SEA Seattle/Tacoma Intl-SJC San Jose

2h 23mdirect

R7 614Delta

Mon, Nov 16 - Sat, Dec 5

11:49 - 18:45SJC San Jose-SEA Seattle/Tacoma Intl

6h 56m1 stop Portland

19:50 - 22:00SEA Seattle/Tacoma Intl-SJC San Jose

2h 10mdirect

R7 860Alaska Airlines

Mon, Nov 16 - Tue, Dec 1

19:25 - 21:50SJC San Jose-SEA Seattle/Tacoma Intl

2h 25mdirect

11:35 - 14:02SEA Seattle/Tacoma Intl-SJC San Jose

2h 27mdirect

R8 025Delta

Mon, Nov 16 - Fri, Dec 4

6:15 - 8:38SJC San Jose-SEA Seattle/Tacoma Intl

2h 23mdirect

12:10 - 21:51SEA Seattle/Tacoma Intl-SJC San Jose

9h 41m2 stops Pasco Tri Cities Portland

R8 370Alaska Airlines

Fri, Nov 13 - Fri, Nov 13

14:25 - 20:35SJC San Jose-SEA Seattle/Tacoma Intl

6h 10m1 stop Las Vegas Harry Reid Intl

7:30 - 17:00SEA Seattle/Tacoma Intl-SJC San Jose

9h 30m2 stops Oakland San Diego

R8 666Southwest

Sat, Nov 14 - Fri, Dec 18

10:05 - 18:35SJC San Jose-SEA Seattle/Tacoma Intl

8h 30m2 stops Las Vegas Harry Reid Intl Oakland

7:30 - 17:00SEA Seattle/Tacoma Intl-SJC San Jose

9h 30m2 stops Oakland San Diego

R8 748Southwest

Sat, Nov 14 - Fri, Dec 18

17:58 - 20:22SJC San Jose-SEA Seattle/Tacoma Intl

2h 24mdirect

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

2h 20mdirect

R9 094Delta

Sun, Nov 15 - Wed, Nov 18

11:38 - 16:51SJC San Jose-SEA Seattle/Tacoma Intl

5h 13m1 stop Los Angeles

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

2h 20mdirect

R9 258Delta

Sun, Nov 15 - Wed, Nov 18

6:00 - 12:40SJC San Jose-SEA Seattle/Tacoma Intl

6h 40m1 stop Salt Lake City

9:25 - 15:53SEA Seattle/Tacoma Intl-SJC San Jose

6h 28m1 stop Salt Lake City

R9 406Delta

Sun, Nov 15 - Wed, Nov 18

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Southwest flights from San Jose, California to Seattle

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

Southwest

Nov 26

SJC12:00San Jose

6h 00m

1 stop

SEA18:00Seattle/Tacoma Intl

Dec 2

SEA8:05Seattle/Tacoma Intl

2h 15m

SJC10:20San Jose

R2 417

Southwest

Dec 3

SJC10:40San Jose

8h 00m

2 stops

SEA18:40Seattle/Tacoma Intl

Dec 10

SEA8:05Seattle/Tacoma Intl

2h 15m

SJC10:20San Jose

R2 500

Southwest

Dec 1

SJC15:40San Jose

5h 15m

1 stop

SEA20:55Seattle/Tacoma Intl

Dec 5

SEA15:05Seattle/Tacoma Intl

4h 55m

1 stop

SJC20:00San Jose

R2 582

Alaska Airlines flights from San Jose, California to Seattle

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

Alaska Airlines

Dec 12

SJC11:59San Jose

2h 21m

SEA14:20Seattle/Tacoma Intl

Dec 12

SEA16:30Seattle/Tacoma Intl

2h 09m

SJC18:39San Jose

R2 532

Alaska Airlines

Dec 7

SJC11:59San Jose

2h 21m

SEA14:20Seattle/Tacoma Intl

Dec 7

SEA17:13Seattle/Tacoma Intl

15h 45m

2 stops

SJC8:58San Jose

R2 598

Alaska Airlines

Dec 8

SJC19:35San Jose

2h 19m

SEA21:54Seattle/Tacoma Intl

Dec 15

SEA16:30Seattle/Tacoma Intl

2h 09m

SJC18:39San Jose

R2 615

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

Cheapest return flight

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Thu 26/11

12:00-18:00

1 stop6h 00m

Seattle/Tacoma Intl

Wed 2/12

8:05-10:20

Nonstop2h 15m

R2 417

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Thu 3/12

10:40-18:40

2 stops8h 00m

Seattle/Tacoma Intl

Thu 10/12

8:05-10:20

Nonstop2h 15m

R2 500

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Sat 12/12

11:59-14:20

Nonstop2h 21m

Seattle/Tacoma Intl

Sat 12/12

16:30-18:39

Nonstop2h 09m

R2 532

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Tue 1/12

15:40-20:55

1 stop5h 15m

Seattle/Tacoma Intl

Sat 5/12

15:05-20:00

1 stop4h 55m

R2 582

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Mon 7/12

11:59-14:20

Nonstop2h 21m

Seattle/Tacoma Intl

Mon 7/12

17:13-8:58

2 stops15h 45m

R2 598

Fastest return journey

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Tue 8/12

19:35-21:54

Nonstop2h 19m

Seattle/Tacoma Intl

Tue 15/12

16:30-18:39

Nonstop2h 09m

R2 615

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Thu 31/12

6:15-8:35

Nonstop2h 20m

Seattle/Tacoma Intl

Thu 31/12

11:28-13:42

Nonstop2h 14m

R2 664

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Wed 30/12

7:15-9:47

Nonstop2h 32m

Seattle/Tacoma Intl

Mon 4/1

19:50-22:12

Nonstop2h 22m

R2 746

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Thu 3/12

7:20-9:52

Nonstop2h 32m

Seattle/Tacoma Intl

Mon 7/12

19:57-22:22

Nonstop2h 25m

R2 763

San JoseSeattle

SJC San Jose - SEA Seattle/Tacoma Intl

SJCSEA

San Jose

Thu 14/1

9:00-17:40

1 stop8h 40m

Seattle/Tacoma Intl

Tue 19/1

7:35-9:55

Nonstop2h 20m

R2 779

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 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

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from R3 437 to R7 975.
The lowest price recently found on this route was R2 417.

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from San Jose, California is in January. Flight prices, which tend to average around R3 141, are often lower during this time because this is during the off-season. If you aren’t able to travel to Seattle during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of R4 144.

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 from San Jose, California 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 R4 735 when searching weeks before you fly. 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 R3 289 on momondo.

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

There is only 1 cabin class available to choose from on San Jose, California to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of November 2026, prices for San Jose, California to Seattle flights are approximately 1% cheaper 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 return 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	R1 299
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 R1 299. The best return flight deal from San Jose, California to Seattle found on momondo in the last 72 hours is R2 417.

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

There is 1 airport in Seattle. From San Jose, California there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

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

How far is San Jose to Seattle/Tacoma Intl by plane?
San Jose and Seattle/Tacoma Intl are 1142,5 km apart from one another.
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 are refreshed on a daily basis.
How old do you have to be to fly from San Jose Airport to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 licence 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?
momondo data reveals that the most frequently booked plane model on the route from San Jose, California to Seattle is Boeing 737-800 Passenger/BBJ2 (winglets), representing 25,79% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 22,42%, Boeing 737 at 12,88%, and Boeing 737-700 at 6,17%.

Lynnwood

Why use momondo?

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

Finding the right flight to Seattle from San Jose is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Seattle from San Jose with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

Yes momondo offers price alerts on flights to Seattle from San Jose. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.