SEA - SJO

$269 Find Cheap Flights from Seattle to San José - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$575
Typical prices: $528-$805
Multiple Airlines
Fri 3/2Fri 3/9
SEA - SJO • 1 stop
Cheapest one-way
$269
Typical prices: $244-$362
Southwest
Sat 4/7
SEA - SJO • 2 stops
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 25% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 15% 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, Mar 2 - Tue, Mar 9
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
16h 56m1 stop Miami
$575Multiple Airlines
Sun, Feb 28 - Thu, Mar 4
Southwest Logo
6:20 pm - 1:45 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
17h 25m2 stops Las Vegas Harry Reid Intl Houston Hobby
Southwest Logo
1:05 pm - 12:55 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
13h 50m2 stops Houston Hobby Phoenix Sky Harbor Intl
$587Southwest
Sun, Feb 28 - Thu, Mar 4
Multiple Airlines Logo
8:20 am - 11:57 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
13h 37m2 stops Portland Los Angeles
Multiple Airlines Logo
3:00 pm - 10:10 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
21h 10m1 stop Guadalajara Miguel Hidal
$598Multiple Airlines
Wed, Feb 17 - Sat, Feb 27
Southwest Logo
1:40 pm - 12:50 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
21h 10m2 stops Las Vegas Harry Reid Intl Orlando
Southwest Logo
12:30 pm - 9:50 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
11h 20m1 stop Denver Intl
$613Southwest
Tue, Nov 17 - Tue, Nov 24
United Airlines Logo
7:35 pm - 8:32 amSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
10h 57m1 stop San Francisco
United Airlines Logo
9:40 am - 6:33 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
10h 53m1 stop San Francisco
$621United Airlines
Wed, Dec 2 - Sun, Dec 6
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
6:40 am - 4:12 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
11h 32m1 stop Los Angeles
$621United Airlines
Sat, Dec 5 - Fri, Dec 11
American Airlines Logo
5:47 pm - 1:43 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
17h 56m1 stop Dallas/Fort Worth
American Airlines Logo
2:46 pm - 11:48 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
11h 02m1 stop Dallas/Fort Worth
$621American Airlines
Sun, Dec 6 - Fri, Dec 11
American Airlines Logo
3:41 pm - 1:43 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
20h 02m1 stop Dallas/Fort Worth
American Airlines Logo
2:00 pm - 12:59 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
12h 59m1 stop Miami
$621American Airlines
Sat, Dec 5 - Mon, Dec 14
Delta Logo
11:59 pm - 10:17 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
20h 18m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:37 pm - 10:18 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
21h 41m1 stop Atlanta Hartsfield-Jackson
$621Delta
Sat, Dec 5 - Thu, Dec 10
Delta Logo
11:59 pm - 10:17 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
20h 18m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 11:55 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
18h 55m1 stop Atlanta Hartsfield-Jackson
$621Delta
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.

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 10% cheaper than the average day, while Friday is the most expensive, with prices 11% higher.

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

•January is the cheapest month to fly from Seattle to San José at $560 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 36% 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 25% 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

$269
Beat the crowds with an average 41% drop in travelers.
The most popular month to fly with an average 44% 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 $528 to $805, with an average of $659 over the past 12 months. Anything below $528 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 2% below the route average of $659. Booking late can sometimes save you money, but inventory is limited.

  • 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 $294.

  • 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 starting from around $1 for economy cars. Top options include:

    • Priceless
    • Avis
    • Budget
    • Routes Car & Truck Rentals
    • 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) - 35% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 21% of one-stop connections
    • Los Angeles (LAX) - 20% 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 20% on flights from Seattle to San José. Thursday is the cheapest departure day at $596 round-trip on average, while Friday is the most expensive at $737, a difference of $141.

    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 38m via Houston George Bush Intcntl (IAH) and 10h 59m via Dallas/Fort Worth (DFW).

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

    San José is 1 hour 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 $596, about $141 less than Friday fares (19% 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 25% 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 January. Fares historically average $560 round-trip in that month - typically $203 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