SJO - SEA

$314 Find Cheap Flights from San José to Seattle - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$559
Typical prices: $513-$698
United Airlines
Wed 10/31Thu 11/15
SJO - SEA • 1 stop
Cheapest one-way
$314
Typical prices: $290-$432
Alaska Airlines
Sun 2/25
SJO - SEA • 1 stop
Nonstop flights
Not available
There are currently no direct flights between San José and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
24 weeks
in advance
Our data shows that travelers who book at least 24 weeks in advance save around 24% compared to booking last minute.
Insights
Insights
When to travel
May
Cheapest • 16% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $437 (round-trip)
Denver Intl (DEN)
Shortest trip • 9h 51m (one-way)
Insights
Insights
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Flight Deals
Booking Insights
Flight Deals

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

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

Recent round-trip flight deals from San José to Seattle

Mon, Jan 25 - Thu, Feb 4
United Airlines Logo
1:15 am - 9:17 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
22h 02m2 stops Houston George Bush Intcntl Denver Intl
United Airlines Logo
7:00 am - 6:16 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
9h 16m1 stop Houston George Bush Intcntl
$559United Airlines
Mon, Jan 25 - Thu, Feb 4
United Airlines Logo
1:15 am - 9:17 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
22h 02m3 stops Houston George Bush Intcntl Los Angeles Denver Intl
United Airlines Logo
5:00 am - 8:39 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
13h 39m2 stops Denver Intl Houston George Bush Intcntl
$559United Airlines
Tue, Dec 22 - Thu, Dec 31
Delta Logo
8:40 am - 6:53 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
12h 13m1 stop Los Angeles
Delta Logo
5:59 pm - 7:15 amSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
11h 16m1 stop Los Angeles
$559Delta
Fri, Jan 29 - Mon, Feb 15
American Airlines Logo
1:20 pm - 12:59 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
13h 39m1 stop Miami
American Airlines Logo
10:15 pm - 12:27 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
12h 12m1 stop Charlotte Douglas
$567American Airlines
Thu, Nov 19 - Tue, Dec 1
American Airlines Logo
1:59 pm - 11:59 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
12h 00m1 stop Miami
American Airlines Logo
3:41 pm - 1:43 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
20h 02m1 stop Dallas/Fort Worth
$568American Airlines
Sat, Oct 24 - Sun, Oct 25
GOL Logo
6:00 am - 10:59 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
17h 59m2 stops Miami Philadelphia
GOL Logo
11:59 pm - 8:21 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
19h 22m2 stops Chicago O'Hare Intl Miami
$609GOL
Thu, Dec 17 - Wed, Dec 23
Southwest Logo
2:10 pm - 1:15 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
13h 05m2 stops Houston Hobby Las Vegas Harry Reid Intl
Southwest Logo
9:50 pm - 12:20 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
12h 30m2 stops Las Vegas Harry Reid Intl Houston Hobby
$914Southwest
Thu, Dec 17 - Wed, Dec 23
Southwest Logo
2:10 pm - 1:15 amSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
13h 05m2 stops Houston Hobby Las Vegas Harry Reid Intl
Southwest Logo
2:30 pm - 1:15 pmSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
20h 45m2 stops Denver Intl Orlando
$924Southwest
Thu, Dec 17 - Sat, Dec 26
Alaska Airlines Logo
1:54 am - 2:27 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
14h 33m1 stop Los Angeles
Alaska Airlines Logo
9:14 pm - 12:44 amSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
25h 30m1 stop Los Angeles
$997Alaska Airlines
Wed, Dec 16 - Sat, Dec 26
Alaska Airlines Logo
1:54 am - 7:03 pmSJO  San José Juan Santamaria Intl-SEA Seattle/Tacoma Intl
19h 09m1 stop Los Angeles
Alaska Airlines Logo
9:14 pm - 12:44 amSEA  Seattle/Tacoma Intl-SJO San José Juan Santamaria Intl
25h 30m1 stop Los Angeles
$997Alaska Airlines
Booking Insights

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

Round-trip flights from San José to Seattle typically range from $513 to $698. The lowest price found in the past 5 days was $559, on United Airlines.

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

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from San José to Seattle. It’s 4% cheaper than the average day, while Sunday is the most expensive, with prices 4% higher.

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

•May is the cheapest month to fly from San José to Seattle at $506 round-trip.
•June ($700) and July ($659) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 38% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from San José to Seattle the cheapest?

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

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Key details for San José to Seattle flights

Low season

March

Cheapest flight

$314
Beat the crowds with an average 51% drop in travelers.
The most popular month to fly with an average 52% increase in travelers.
One-way flight from San José to Seattle

When to book flights from San José to Seattle

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

Your San José to Seattle 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 San José to Seattle?

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

    • Economy Class
    • Business Class
    • First Class

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

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

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

    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 San José to Seattle flight?

    Round-trip flights from San José to Seattle range from $513 to $698, with an average of $602 over the past 12 months. Anything below $513 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 11% above the $602 route average. Book 24 weeks before departure for the lowest fares.

  • Have flight prices from San José to Seattle 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 $559 to $3,931. That means the highest observed fare was about 7x higher than the lowest one.

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

    One-way fares from San José to Seattle are currently in line with typical prices for this route. Average one-way fares are about $347.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Hertz

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

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

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

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

    • Los Angeles (LAX) - 32% of one-stop connections
    • Dallas/Fort Worth (DFW) - 20% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 17% of one-stop connections
    • San Francisco (SFO) - 16% of one-stop connections

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

    Yes. Flexible dates can save you up to 8% on flights from San José to Seattle. Wednesday is the cheapest departure day at $581 round-trip on average, while Sunday is the most expensive at $627, a difference of $46.

    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 San José to Seattle?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 9h 51m, compared with 10h 22m via Houston Hobby (HOU) and 11h 11m via Houston George Bush Intcntl (IAH).

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

    Seattle is 1 hour behind San José (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Your guide to booking San José to Seattle 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 Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $581, about $46 less than Sunday fares (7% 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 24% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San José to Seattle trip for May. Fares historically average $506 round-trip in that month - typically $194 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from San José to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
Vacations in Seattle