SEA - SJO

$284 Find Cheap Flights from Seattle to San José - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$600
Typical prices: $542-$821
Alaska Airlines
Mon 2/5Sun 2/11
SEA - SJO • 1 stop
Cheapest one-way
$284
Typical prices: $245-$362
Alaska Airlines
Wed 2/21
SEA - SJO • 1 stop
Nonstop flights
There are currently no direct flights between Seattle and San José. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 24 weeks in advance save around 26% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 14% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $358 (round-trip)
Shortest trip • 10h 28m (one-way)
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Insights
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We hope you love your trip to San José!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Seattle to San José (SEA-SJO)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to San José

Tue, Feb 2 - Sun, Feb 7
Alaska Airlines Logo
11:53 am - 11:39 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
9h 46m1 stop Los Angeles
Alaska Airlines Logo
1:23 am - 4:47 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
17h 24m1 stop Los Angeles
$600Alaska Airlines
Tue, Feb 2 - Sun, Feb 7
Alaska Airlines Logo
7:46 am - 11:39 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
13h 53m2 stops Portland Los Angeles
Alaska Airlines Logo
1:23 am - 12:27 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
13h 04m1 stop Los Angeles
$600Alaska Airlines
Wed, Mar 10 - Mon, Mar 15
Multiple Airlines Logo
8:05 am - 2:15 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
28h 10m1 stop Miami
Multiple Airlines Logo
7:00 am - 9:56 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
15h 56m1 stop Miami
$609Multiple Airlines
Sat, Apr 17 - Sat, Apr 24
Multiple Airlines Logo
8:05 am - 3:05 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
30h 00m1 stop Miami
Multiple Airlines Logo
7:45 am - 9:56 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
15h 11m1 stop Miami
$609Multiple Airlines
Sat, Feb 20 - Sat, Feb 27
United Airlines Logo
3:32 pm - 6:25 amSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
12h 53m2 stops San Francisco Los Angeles
United Airlines Logo
6:40 am - 4:13 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
11h 33m1 stop Los Angeles
$611United Airlines
Mon, Jan 18 - Wed, Jan 27
United Airlines Logo
7:00 am - 8:39 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
11h 39m1 stop Houston George Bush Intcntl
United Airlines Logo
2:25 pm - 10:54 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
10h 29m1 stop Houston George Bush Intcntl
$611United Airlines
Sun, Feb 21 - Tue, Mar 2
American Airlines Logo
9:14 pm - 11:28 amSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
12h 14m1 stop Miami
American Airlines Logo
1:29 pm - 12:30 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
13h 01m1 stop Miami
$611American Airlines
Sat, Feb 20 - Fri, Feb 26
American Airlines Logo
5:10 am - 10:59 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
15h 49m1 stop Dallas/Fort Worth
American Airlines Logo
12:25 am - 5:08 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
18h 43m1 stop Dallas/Fort Worth
$611American Airlines
Mon, May 3 - Mon, May 10
Southwest Logo
6:15 am - 7:00 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
11h 45m2 stops Phoenix Sky Harbor Intl Houston Hobby
Southwest Logo
1:10 pm - 1:15 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
13h 05m2 stops Houston Hobby Phoenix Sky Harbor Intl
$611Southwest
Sat, Feb 20 - Sun, Feb 28
Southwest Logo
6:25 pm - 1:45 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
17h 20m2 stops Phoenix Sky Harbor Intl Houston Hobby
Southwest Logo
1:05 pm - 1:15 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
14h 10m2 stops Houston Hobby Las Vegas Harry Reid Intl
$621Southwest
Booking Insights

Price, demand and travel trends for Seattle to San José flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Seattle to San José?

Round-trip flights from Seattle to San José typically range from $542 to $821. The lowest price found in the past 5 days was $600, on Alaska Airlines.

What's the cheapest day of the week to fly from Seattle to San José?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Seattle to San José. It’s 8% cheaper than the average day, while Friday is the most expensive, with prices 9% higher.

What’s the cheapest month to fly from Seattle to San José?

•May is the cheapest month to fly from Seattle to San José at $572 round-trip.
•March ($763) and July ($750) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 33% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seattle to San José the cheapest?

Flights from Seattle to San José are cheapest 24 weeks before departure. Booking in this window typically costs about 26% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Seattle to San José flights

Low season

October

Cheapest flight

$284
Beat the crowds with an average 42% drop in travelers.
The most popular month to fly with an average 42% increase in travelers.
One-way flight from Seattle to San José

When to book flights from Seattle to San José

Are your dates flexible? Find out the best times to travel from Seattle to San José based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to San José flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Seattle to San José?

    Three cabin classes are available on flights from Seattle to San José:

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from Seattle to San José?

    A nonstop flight from Seattle to San José takes 00m, covering 3,405 miles.

  • Do I need a passport to fly from Seattle to San José?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Seattle to San José flight?

    Round-trip flights from Seattle to San José range from $542 to $821, with an average of $668 over the past 12 months. Anything below $542 counts as a good deal.

  • How expensive are last-minute Seattle to San José flights?

    Last-minute fares on this route (booked within two weeks of departure) are 1% below the route average of $668. Booking late can sometimes save you money, but inventory is limited.

  • Have flight prices from Seattle to San José changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $600 to $3,045. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Seattle to San José looking right now?

    One-way fares from Seattle to San José are currently in line with typical prices for this route. Average one-way fares are about $291.

  • What car rental options are available at San José Juan Santamaria Intl Airport (SJO)?

    San José Juan Santamaria Intl Airport (SJO) hosts 5 major car rental companies, with daily rates averaging $30 for economy cars. Top options include:

    • Priceless
    • Avis
    • Budget
    • Alamo
    • Payless

  • Which airports can I use when flying from Seattle to San José?

    Flights from Seattle to San José usually depart from Seattle/Tacoma Intl (SEA) and arrive at San José Juan Santamaria Intl (SJO).

  • Which airports do connecting flights from Seattle to San José pass through?

    One-stop flights from Seattle to San José most commonly connect through:

    • Dallas/Fort Worth (DFW) - 37% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 21% of one-stop connections
    • Los Angeles (LAX) - 18% of one-stop connections
    • San Francisco (SFO) - 12% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to San José?

    Yes. Flexible dates can save you up to 16% on flights from Seattle to San José. Thursday is the cheapest departure day at $621 round-trip on average, while Friday is the most expensive at $731, a difference of $110.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Seattle to San José?

    Flying via Houston Hobby (HOU) gives the shortest average 1-stop total travel time at 10h 28m, compared with 10h 35m via Houston George Bush Intcntl (IAH) and 10h 58m via Dallas/Fort Worth (DFW).

  • What is the time difference between Seattle and San José?

    San José is 2 hours ahead of Seattle (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in San José?

    Some of the most popular sights in San José are Parque Metropolitano La Sabana, Estadio Nacional de Costa Rica and Museo de Oro. These are among the most viewed places in San José on KAYAK.

  • Which airline has suitable pet policies for Seattle to San José flights?

    Spirit Airlines ensures a favorable pet policy for flights from Seattle-Tacoma International Airport (SEA) to San Jose International Airport (SJO). One pet per person is permitted in the cabin by Spirit Airlines. The pet and carrier weight should not exceed 20 lb. Acceptable pets include small dogs, household birds cats, and domestic rabbits.

  • Which layover options are available for passengers flying from Seattle to San José?

    Passengers will have several layover options for this route. United Airlines, Avianca, has a layover at San Francisco International Airport (SFO) and El Salvador International Airport (SAL). United Airlines has its layover at George Bush Intercontinental Airport (IAH), and American Airlines at Dallas Fort Worth International Airport (DFW).

  • What public transport options are from San José International Airport to downtown San José?

    San José International Airport (SJC) offers a variety of transportation options for getting into the city. The most convenient choice, VTA Airport Flyer, offers a bus service outside the terminal building. It operates straightforward service to the central area of San Jose, a journey that lasts around 20 minutes. One can find additional shuttle vans and taxis near baggage claim.

  • Can I get rental cars from San José International Airport?

    Yes, hiring a vehicle at San Jose's international airport is feasible. The rental car companies positioned at the airport comprise Avis, Budget, Dollar, Enterprise, Fox, Hertz, National, and Thrifty. All rental car businesses are situated on the ground floor of the terminal, except Fox, which is on the upper floor. The vehicle rentals vary, including economy to high-end cars, sport utility vehicles, and minivans.

Your guide to booking Seattle to San José flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Friday. On this route, Thursday flights average $621, about $110 less than Friday fares (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 24 weeks before you fly. On this route, that window historically saves about 26% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to San José trip for May. Fares historically average $572 round-trip in that month - typically $191 less than the most expensive month, which is March (based on the last 12 months).
  • Seattle-Tacoma International Airport (SEA) is located at Washington's SeaTac City, approximately 12 miles south of Seattle's central area. It is a major hub for Alaska Airlines, American Airlines, Delta Air Lines, and United Airlines. Flights departing from Seattle bound for San José can utilize Terminal A, which Alaska Airlines, American Airlines, and United Airlines utilize, or Terminal C, which Delta Air Lines operates.
  • Alaska Airlines is a suitable family-friendly airline for travel from Seattle to San José. These consist of onboard entertainment, free pillows and blankets, additional snacks, specially prepared dishes, and price cuts for kids.
  • Most airlines, including Spirit Airlines, provide special needs assistance to passengers, including escort assistance, in boarding and deplaning. Wheelchair assistance is also available free of charge.
  • When traveling from Seattle to San José, a business class ticket offers many advantages that can make the journey more enjoyable. The main advantages of a business class ticket on Copa Airlines include access to more generous seating and legroom, tailored service and courtesy from the flight attendants, courtesy meals and beverages, and more luggage allowances.
  • Spirit Airlines flights departing from Seattle-Tacoma International Airport (SEA) to San Jose International Airport have favorable carry-on policies. Passengers can carry one individual item like a purse. They can as well carry one average carry-on bag for their flight with no additional fee. The weight of the bags should be at most 40 lb.

More options for your flight from Seattle to San José

Complete your trip to San José with a hotel stay or car rental