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Cheap flights from San José, San José Province to Seattle from $202

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 12/15. 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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Find the cheapest flights from San José, San José Province to Seattle

Cheap round-trip flights

Alaska Airlines Logo
1:11 am - 6:12 pmSJO-SEA
18h 01m2 stops
Alaska Airlines Logo
10:42 am - 12:38 amSEA-SJO
11h 56m2 stops
$384Alaska Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
Alaska Airlines Logo
1:11 am - 2:48 pmSJO-SEA
14h 37m1 stop
Alaska Airlines Logo
8:05 am - 12:38 amSEA-SJO
14h 33m1 stop
$387Alaska Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
Alaska Airlines Logo
2:26 am - 4:16 pmSJO-SEA
39h 50m2 stops
Alaska Airlines Logo
3:35 pm - 11:00 pmSEA-SJO
29h 25m1 stop
$393Alaska Airlines
Find Deal
Thu, Feb 5 - Sun, Feb 8
Alaska Airlines Logo
1:55 am - 12:57 pmSJO-SEA
37h 02m2 stops
Alaska Airlines Logo
10:20 am - 12:38 amSEA-SJO
12h 18m1 stop
$396Alaska Airlines
Find Deal
Mon, Nov 3 - Thu, Nov 6
Alaska Airlines Logo
1:55 am - 9:02 pmSJO-SEA
21h 07m1 stop
Alaska Airlines Logo
7:57 pm - 12:38 amSEA-SJO
26h 41m1 stop
$397Alaska Airlines
Find Deal
Fri, Nov 7 - Sat, Nov 15
American Airlines Logo
1:00 pm - 11:41 pmSJO-SEA
11h 41m1 stop
American Airlines Logo
5:24 am - 9:17 pmSEA-SJO
13h 53m1 stop
$403American Airlines
Find Deal
Wed, Oct 15 - Wed, Nov 5
United Airlines Logo
7:55 am - 9:15 pmSJO-SEA
14h 20m2 stops
United Airlines Logo
3:37 pm - 10:25 amSEA-SJO
17h 48m2 stops
$404United Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
American Airlines Logo
6:00 am - 9:16 pmSJO-SEA
17h 16m2 stops
American Airlines Logo
5:18 am - 9:11 pmSEA-SJO
13h 53m1 stop
$407American Airlines
Find Deal
Wed, Nov 19 - Wed, Dec 3
United Airlines Logo
7:55 am - 12:59 amSJO-SEA
18h 04m2 stops
United Airlines Logo
12:41 pm - 11:25 amSEA-SJO
20h 44m2 stops
$418United Airlines
Find Deal
Wed, Oct 15 - Wed, Nov 5
Multiple Airlines Logo
1:55 am - 7:37 pmSJO-SEA
19h 42m1 stop
Multiple Airlines Logo
7:57 pm - 12:38 amSEA-SJO
26h 41m1 stop
$451Multiple Airlines
Find Deal
Fri, Nov 7 - Sat, Nov 15

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

Our best United Airlines deals on San José, San José Province to Seattle flight tickets
United Airlines
Oct 21
SJO7:55 amSan José Juan Santamaria Intl
14h 20m
2 stops
SEA9:15 pmSeattle/Tacoma Intl
Oct 28
SEA3:37 pmSeattle/Tacoma Intl
17h 48m
2 stops
SJO10:25 amSan José Juan Santamaria Intl
$404
Find similar
United Airlines
Oct 15
SJO7:55 amSan José Juan Santamaria Intl
18h 04m
2 stops
SEA12:59 amSeattle/Tacoma Intl
Nov 5
SEA12:41 pmSeattle/Tacoma Intl
20h 44m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
$418
Find similar
United Airlines
Oct 30
SJO11:35 amSan José Juan Santamaria Intl
12h 11m
1 stop
SEA10:46 pmSeattle/Tacoma Intl
Nov 8
SEA2:41 pmSeattle/Tacoma Intl
13h 44m
2 stops
SJO6:25 amSan José Juan Santamaria Intl
$425
Find similar

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
SJO1:00 pmSan José Juan Santamaria Intl
11h 41m
1 stop
SEA11:41 pmSeattle/Tacoma Intl
Nov 5
SEA5:24 amSeattle/Tacoma Intl
13h 53m
1 stop
SJO9:17 pmSan José Juan Santamaria Intl
$403
Find similar
American Airlines
Nov 19
SJO6:00 amSan José Juan Santamaria Intl
17h 16m
2 stops
SEA9:16 pmSeattle/Tacoma Intl
Dec 3
SEA5:18 amSeattle/Tacoma Intl
13h 53m
1 stop
SJO9:11 pmSan José Juan Santamaria Intl
$407
Find similar
American Airlines
Oct 24
SJO1:00 pmSan José Juan Santamaria Intl
11h 35m
1 stop
SEA11:35 pmSeattle/Tacoma Intl
Nov 2
SEA12:59 amSeattle/Tacoma Intl
11h 11m
1 stop
SJO2:10 pmSan José Juan Santamaria Intl
$410
Find similar

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 September 28, 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

Mon 10/27

1:11 am-6:12 pm

2 stops18h 01m

Seattle/Tacoma Intl

Tue 11/4

10:42 am-12:38 am

2 stops11h 56m

$384

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Mon 10/27

1:11 am-2:48 pm

1 stop14h 37m

Seattle/Tacoma Intl

Tue 11/4

8:05 am-12:38 am

1 stop14h 33m

$387

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Thu 2/5

2:26 am-4:16 pm

2 stops39h 50m

Seattle/Tacoma Intl

Sun 2/8

3:35 pm-11:00 pm

1 stop29h 25m

$393

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Mon 11/3

1:55 am-12:57 pm

2 stops37h 02m

Seattle/Tacoma Intl

Thu 11/6

10:20 am-12:38 am

1 stop12h 18m

$396

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Fri 11/7

1:55 am-9:02 pm

1 stop21h 07m

Seattle/Tacoma Intl

Sat 11/15

7:57 pm-12:38 am

1 stop26h 41m

$397

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 10/15

1:00 pm-11:41 pm

1 stop11h 41m

Seattle/Tacoma Intl

Wed 11/5

5:24 am-9:17 pm

1 stop13h 53m

$403

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Tue 10/21

7:55 am-9:15 pm

2 stops14h 20m

Seattle/Tacoma Intl

Tue 10/28

3:37 pm-10:25 am

2 stops17h 48m

$404

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 11/19

6:00 am-9:16 pm

2 stops17h 16m

Seattle/Tacoma Intl

Wed 12/3

5:18 am-9:11 pm

1 stop13h 53m

$407

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Wed 10/15

7:55 am-12:59 am

2 stops18h 04m

Seattle/Tacoma Intl

Wed 11/5

12:41 pm-11:25 am

2 stops20h 44m

$418

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

Fri 11/7

1:55 am-7:37 pm

1 stop19h 42m

Seattle/Tacoma Intl

Sat 11/15

7:57 pm-12:38 am

1 stop26h 41m

$451

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 September to fly from San José, San José Province, when ticket prices are also cheap, with an average price of $521.

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 $567 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 $471 on momondo.

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

There is only 1 cabin class 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 September 2025, prices for San José, San José Province to Seattle flights are approximately 34% 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

Direct flights

None
There are no direct flights from San José, San José Province to Seattle. There are no popular flight routes from San José, San José Province to Seattle.
Search flight deals

  • 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 26m 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 $408Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $425Free CancellationRating
7.4
8,925 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
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Federal Way
Tukwila
Kirkland
Shoreline
Lakewood
Centralia
Fife
Cle Elum
Redmond
Westport

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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