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Cheap flights from San José, San José Province to Seattle from $180

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 José, San José Province to Seattle departing on 9/29. 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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Find the cheapest flights from San José, San José Province to Seattle

Cheap round-trip flights

Logo
4:20 pm - 9:40 amSJO-SEA
18h 20m2 stops
Logo
4:20 pm - 7:40 amSEA-SJO
14h 20m2 stops
$303
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Tue, Sep 23 - Tue, Sep 30
Logo
4:20 pm - 9:40 amSJO-SEA
18h 20m2 stops
Logo
4:20 pm - 7:40 amSEA-SJO
14h 20m2 stops
$312
Find Deal
Tue, Sep 9 - Tue, Sep 16
Logo
4:20 pm - 11:43 amSJO-SEA
20h 23m2 stops
Logo
4:20 pm - 7:40 amSEA-SJO
14h 20m2 stops
$376
Find Deal
Mon, Sep 8 - Sat, Sep 20
United Airlines Logo
8:37 am - 10:59 pmSJO-SEA
15h 22m1 stop
United Airlines Logo
3:28 pm - 7:15 amSEA-SJO
14h 47m1 stop
$383United Airlines
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Wed, Aug 20 - Sat, Sep 27
American Airlines Logo
6:44 am - 7:27 pmSJO-SEA
13h 43m1 stop
American Airlines Logo
10:07 pm - 12:22 pmSEA-SJO
12h 15m1 stop
$392American Airlines
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Wed, Oct 15 - Wed, Nov 5
Southwest Logo
8:50 am - 11:35 pmSJO-SEA
15h 45m2 stops
Southwest Logo
4:20 pm - 12:00 pmSEA-SJO
18h 40m2 stops
$393Southwest
Find Deal
Tue, Aug 26 - Thu, Oct 16
American Airlines Logo
6:44 am - 8:46 pmSJO-SEA
15h 02m2 stops
American Airlines Logo
10:07 pm - 12:22 pmSEA-SJO
12h 15m1 stop
$397American Airlines
Find Deal
Wed, Oct 15 - Wed, Nov 5
United Airlines Logo
8:37 am - 8:19 amSJO-SEA
24h 42m1 stop
United Airlines Logo
5:15 pm - 12:26 pmSEA-SJO
18h 11m1 stop
$400United Airlines
Find Deal
Wed, Aug 20 - Tue, Sep 9
Southwest Logo
9:00 am - 10:55 pmSJO-SEA
15h 55m2 stops
Southwest Logo
6:55 pm - 1:15 pmSEA-SJO
16h 20m2 stops
$421Southwest
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Wed, Nov 19 - Wed, Dec 3
Alaska Airlines Logo
1:58 am - 11:04 pmSJO-SEA
23h 06m2 stops
Alaska Airlines Logo
9:25 pm - 11:00 pmSEA-SJO
23h 35m2 stops
$507Alaska Airlines
Find Deal
Tue, Nov 18 - Wed, Dec 3

American Airlines flights from San José, San José Province to Seattle

Our best American Airlines deals on San José, San José Province to Seattle flight tickets
American Airlines
Oct 15
SJO6:44 amSan José Juan Santamaria Intl
13h 43m
1 stop
SEA7:27 pmSeattle/Tacoma Intl
Nov 5
SEA10:07 pmSeattle/Tacoma Intl
12h 15m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
$392
Find similar
American Airlines
Oct 15
SJO6:44 amSan José Juan Santamaria Intl
15h 02m
2 stops
SEA8:46 pmSeattle/Tacoma Intl
Nov 5
SEA10:07 pmSeattle/Tacoma Intl
12h 15m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
$397
Find similar
American Airlines
Oct 24
SJO6:00 amSan José Juan Santamaria Intl
11h 54m
1 stop
SEA4:54 pmSeattle/Tacoma Intl
Nov 2
SEA12:59 amSeattle/Tacoma Intl
19h 02m
1 stop
SJO10:01 pmSan José Juan Santamaria Intl
$399
Find similar

Southwest flights from San José, San José Province to Seattle

Our best Southwest deals on San José, San José Province to Seattle flight tickets
Southwest
Aug 26
SJO8:50 amSan José Juan Santamaria Intl
15h 45m
2 stops
SEA11:35 pmSeattle/Tacoma Intl
Oct 16
SEA4:20 pmSeattle/Tacoma Intl
18h 40m
2 stops
SJO12:00 pmSan José Juan Santamaria Intl
$393
Find similar
Southwest
Nov 19
SJO9:00 amSan José Juan Santamaria Intl
15h 55m
2 stops
SEA10:55 pmSeattle/Tacoma Intl
Dec 3
SEA6:55 pmSeattle/Tacoma Intl
16h 20m
2 stops
SJO1:15 pmSan José Juan Santamaria Intl
$421
Find similar
Southwest
Aug 5
SJO8:50 amSan José Juan Santamaria Intl
15h 45m
2 stops
SEA11:35 pmSeattle/Tacoma Intl
Aug 6
SEA5:15 amSeattle/Tacoma Intl
12h 40m
2 stops
SJO6:55 pmSan José Juan Santamaria Intl
$598
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momondo Fare Finder

 
Customize your flight search to find flights from San José, San José Province to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from San José, San José Province to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Tue 9/23

4:20 pm-9:40 am

2 stops18h 20m

Seattle/Tacoma Intl

Tue 9/30

4:20 pm-7:40 am

2 stops14h 20m

$303

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Tue 9/9

4:20 pm-9:40 am

2 stops18h 20m

Seattle/Tacoma Intl

Tue 9/16

4:20 pm-7:40 am

2 stops14h 20m

$312

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Mon 9/8

4:20 pm-11:43 am

2 stops20h 23m

Seattle/Tacoma Intl

Sat 9/20

4:20 pm-7:40 am

2 stops14h 20m

$376

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 8/20

8:37 am-10:59 pm

1 stop15h 22m

Seattle/Tacoma Intl

Sat 9/27

3:28 pm-7:15 am

1 stop14h 47m

$383

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 10/15

6:44 am-7:27 pm

1 stop13h 43m

Seattle/Tacoma Intl

Wed 11/5

10:07 pm-12:22 pm

1 stop12h 15m

$392

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Tue 8/26

8:50 am-11:35 pm

2 stops15h 45m

Seattle/Tacoma Intl

Thu 10/16

4:20 pm-12:00 pm

2 stops18h 40m

$393

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 10/15

6:44 am-8:46 pm

2 stops15h 02m

Seattle/Tacoma Intl

Wed 11/5

10:07 pm-12:22 pm

1 stop12h 15m

$397

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 8/20

8:37 am-8:19 am

1 stop24h 42m

Seattle/Tacoma Intl

Tue 9/9

5:15 pm-12:26 pm

1 stop18h 11m

$400

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 11/19

9:00 am-10:55 pm

2 stops15h 55m

Seattle/Tacoma Intl

Wed 12/3

6:55 pm-1:15 pm

2 stops16h 20m

$421

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Tue 11/18

1:58 am-11:04 pm

2 stops23h 06m

Seattle/Tacoma Intl

Wed 12/3

9:25 pm-11:00 pm

2 stops23h 35m

$507

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from San José, San José Province 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?

In general, October is the cheapest month to fly from San José, San José Province to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $513. If you don’t want to visit Seattle in October, then you should wait until February to fly from San José, San José Province, when ticket prices are also cheap, with an average price of $522.

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

On average, the least expensive day to fly to Seattle from San José, San José Province is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $582. 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 José, San José Province because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $683.

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

Flying to Seattle from San José, San José Province at noon is the least expensive time of day to depart. momondo users have found prices as low as $619 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $680. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San José Juan Santamaria Intl to Seattle/Tacoma Intl flight route?

Fly from San José Juan Santamaria Intl to Seattle/Tacoma Intl for the best San José Juan Santamaria Intl - 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 José, San José Province when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $576 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San José, San José Province for as low as $470 on momondo.

What cabin class options are available on San José Juan Santamaria Intl to Seattle/Tacoma Intl flights?

There are 1 cabin classes available to choose from on San José Juan Santamaria Intl 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.

How have San José, San José Province to Seattle flight prices changed over time?

As of July 2025, prices for San José, San José Province to Seattle flights are approximately 26% cheaper when compared to flights at the same time last year.

When to book flights from San José, San José Province to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from San José, San José Province to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San José, San José Province to Seattle (SJO to SEA) flight deals and tips

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

Best Price Found

$180

Fastest flight time

10h 25m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from San José, San José Province in the past 72 hours is $180. The best round-trip flight deal from San José, San José Province to Seattle found on momondo in the last 72 hours is $303.
The fastest flight from San José, San José Province to Seattle takes 10h 25m
There are no direct flights from San José, San José Province to Seattle. Popular non-direct route for this connection is San José Juan Santamaria Intl Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
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  • How far is San José Juan Santamaria Intl to Seattle/Tacoma Intl by plane?

    San José Juan Santamaria Intl and Seattle/Tacoma Intl are 3420.5 mi apart from one another. 10h 25m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from San José Juan Santamaria Intl Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to Seattle/Tacoma Intl 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 San José Juan Santamaria Intl Airport to Seattle/Tacoma Intl Airport.

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

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San José, San José Province to Seattle?

  • What is the most popular airline from San José, San José Province to Seattle?

Best airlines flying from San José, San José Province to Seattle

Compare and see reviews for airlines that fly from San José, San José Province to Seattle with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $433Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $440Free CancellationRating
8.0
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $443Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $447Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Kent
Federal Way
Puyallup
Lynnwood
Marysville
Tukwila
Kirkland
Lakewood
Fife
Centralia
Cle Elum
Shoreline
Westport
Redmond

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San José to Seattle. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Seattle from San José which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential San José to Seattle 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 San José to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San José 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.

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