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SJ International Airport to Seattle-Tacoma International Airport flight

Explore the cheapest one-way and round-trip flights from SJ International Airport to Seattle-Tacoma International Airport over the next 90 days, with one-way fares from AU$94 and round-trip from AU$133. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      SJC 19:35
      2h 19m
      Direct
      SEA 21:54
      San Jose - Seattle | Mon, Dec 14 | Alaska Airlines
      AU$94 AU$124
      24% off
      24% off
      AU$124 AU$94
    • SJC 11:33
      2h 27m
      Direct
      SEA 14:00
      San Jose - Seattle | Thu, Dec 10 | Delta Air Lines
      AU$95 AU$124
      23% off
      23% off
      AU$124 AU$95
    • SJC 14:42
      2h 24m
      Direct
      SEA 17:06
      San Jose - Seattle | Mon, Dec 14 | Delta Air Lines
      AU$95 AU$124
      23% off
      23% off
      AU$124 AU$95
    • SJC 14:50
      2h 20m
      Direct
      SEA 17:10
      San Jose - Seattle | Sat, Dec 5 | Alaska Airlines
      AU$96
      23% off
      AU$124 AU$96
    • SJC 12:45
      2h 18m
      Direct
      SEA 15:03
      San Jose - Seattle | Tue, Dec 1 | Alaska Airlines
      AU$96
      23% off
      AU$124 AU$96
    • SJC 14:50
      2h 20m
      Direct
      SEA 17:10
      San Jose - Seattle | Tue, Dec 1 | Alaska Airlines
      AU$96
      77% off
      AU$417 AU$96
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Tue, Dec 1 | Delta Air Lines
      AU$97
      22% off
      AU$124 AU$97
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Sat, Dec 5 | Delta Air Lines
      AU$97
      22% off
      AU$124 AU$97
    • SJC 14:42
      2h 24m
      Direct
      SEA 17:06
      San Jose - Seattle | Sat, Dec 5 | Delta Air Lines
      AU$97
      77% off
      AU$417 AU$97
    • SJC 13:00
      17h 25m
      1 stop
      SEA 14:00
      San Jose - Seattle | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Thu, Dec 3 | Delta Air Lines
      SEA 08:30
      2h 23m
      Direct
      SJC 10:53
      Seattle - San Jose | Fri, Dec 11 | Delta Air Lines
      AU$133 AU$831
      84% off
      84% off
      AU$831 AU$133
    • SJC 06:15
      2h 23m
      Direct
      SEA 08:38
      San Jose - Seattle | Fri, Nov 20 | Alaska Airlines
      SEA 07:30
      2h 15m
      Direct
      SJC 09:45
      Seattle - San Jose | Sun, Nov 22 | Alaska Airlines
      AU$178 AU$831
      79% off
      79% off
      AU$831 AU$178
    • SJC 14:50
      2h 20m
      Direct
      SEA 17:10
      San Jose - Seattle | Fri, Dec 4 | Alaska Airlines
      SEA 08:44
      2h 14m
      Direct
      SJC 10:58
      Seattle - San Jose | Tue, Dec 8 | Alaska Airlines
      AU$179 AU$831
      78% off
      78% off
      AU$831 AU$179
    • SJC 19:43
      2h 22m
      Direct
      SEA 22:05
      San Jose - Seattle | Tue, Nov 17 | Alaska Airlines
      SEA 07:21
      2h 22m
      Direct
      SJC 09:43
      Seattle - San Jose | Fri, Nov 20 | Alaska Airlines
      AU$184
      78% off
      AU$831 AU$184
    • SJC 08:00
      2h 21m
      Direct
      SEA 10:21
      San Jose - Seattle | Fri, Dec 11 | Alaska Airlines
      SEA 07:10
      2h 18m
      Direct
      SJC 09:28
      Seattle - San Jose | Fri, Dec 18 | Alaska Airlines
      AU$186
      78% off
      AU$831 AU$186
    • SJC 14:40
      2h 20m
      Direct
      SEA 17:00
      San Jose - Seattle | Fri, Nov 27 | Delta Air Lines
      SEA 15:35
      2h 12m
      Direct
      SJC 17:47
      Seattle - San Jose | Thu, Dec 3 | Alaska Airlines
      AU$187
      77% off
      AU$831 AU$187
    • SJC 06:15
      2h 19m
      Direct
      SEA 08:34
      San Jose - Seattle | Wed, Dec 2 | Alaska Airlines
      SEA 08:44
      2h 14m
      Direct
      SJC 10:58
      Seattle - San Jose | Sun, Dec 6 | Alaska Airlines
      AU$187
      77% off
      AU$831 AU$187
    • SJC 10:39
      2h 17m
      Direct
      SEA 12:56
      San Jose - Seattle | Thu, Nov 19 | Alaska Airlines
      SEA 18:35
      2h 9m
      Direct
      SJC 20:44
      Seattle - San Jose | Thu, Nov 19 | Alaska Airlines
      AU$734
      12% off
      AU$831 AU$734
    • SJC 13:00
      17h 25m
      1 stop
      SEA 14:00
      San Jose - Seattle | Fri, Nov 13 | Normal Airline
      SEA 15:00
      6h
      Direct
      SJC 16:00
      Seattle - San Jose | Sun, Nov 15 | Normal Airline
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    • Cheapest nonstop
      SJC 19:35
      2h 19m
      Direct
      SEA 21:54
      San Jose - Seattle | Mon, Dec 14 | Alaska Airlines
      AU$94 AU$124
      24% off
      24% off
      AU$124 AU$94
    • SJC 11:33
      2h 27m
      Direct
      SEA 14:00
      San Jose - Seattle | Thu, Dec 10 | Delta Air Lines
      AU$95 AU$124
      23% off
      23% off
      AU$124 AU$95
    • SJC 14:42
      2h 24m
      Direct
      SEA 17:06
      San Jose - Seattle | Mon, Dec 14 | Delta Air Lines
      AU$95 AU$124
      23% off
      23% off
      AU$124 AU$95
    • SJC 14:50
      2h 20m
      Direct
      SEA 17:10
      San Jose - Seattle | Sat, Dec 5 | Alaska Airlines
      AU$96
      23% off
      AU$124 AU$96
    • SJC 12:45
      2h 18m
      Direct
      SEA 15:03
      San Jose - Seattle | Tue, Dec 1 | Alaska Airlines
      AU$96
      23% off
      AU$124 AU$96
    • SJC 14:50
      2h 20m
      Direct
      SEA 17:10
      San Jose - Seattle | Tue, Dec 1 | Alaska Airlines
      AU$96
      77% off
      AU$417 AU$96
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Tue, Dec 1 | Delta Air Lines
      AU$97
      22% off
      AU$124 AU$97
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Sat, Dec 5 | Delta Air Lines
      AU$97
      22% off
      AU$124 AU$97
    • SJC 14:42
      2h 24m
      Direct
      SEA 17:06
      San Jose - Seattle | Sat, Dec 5 | Delta Air Lines
      AU$97
      77% off
      AU$417 AU$97
    • SJC 13:00
      17h 25m
      1 stop
      SEA 14:00
      San Jose - Seattle | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      SJC 14:50
      2h 20m
      Direct
      SEA 17:10
      San Jose - Seattle | Tue, Dec 1 | Alaska Airlines
      AU$96 AU$853
      89% off
      89% off
      AU$853 AU$96
    • SJC 14:50
      2h 20m
      Direct
      SEA 17:10
      San Jose - Seattle | Sat, Dec 5 | Alaska Airlines
      AU$96 AU$853
      89% off
      89% off
      AU$853 AU$96
    • SJC 14:42
      2h 24m
      Direct
      SEA 17:06
      San Jose - Seattle | Sat, Dec 5 | Delta Air Lines
      AU$97 AU$853
      89% off
      89% off
      AU$853 AU$97
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Tue, Dec 1 | Delta Air Lines
      AU$97
      89% off
      AU$853 AU$97
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Thu, Dec 3 | Delta Air Lines
      AU$112
      87% off
      AU$853 AU$112
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Wed, Dec 2 | Delta Air Lines
      AU$112
      87% off
      AU$853 AU$112
    • SJC 07:20
      2h 32m
      Direct
      SEA 09:52
      San Jose - Seattle | Fri, Dec 4 | Delta Air Lines
      AU$149
      83% off
      AU$853 AU$149
    • SJC 11:44
      2h 29m
      Direct
      SEA 14:13
      San Jose - Seattle | Mon, Jan 4 | Delta Air Lines
      AU$331
      61% off
      AU$853 AU$331
    • SJC 13:28
      2h 17m
      Direct
      SEA 15:45
      San Jose - Seattle | Thu, Nov 26 | Alaska Airlines
      AU$363
      56% off
      AU$853 AU$363
    • SJC 13:00
      17h 25m
      1 stop
      SEA 14:00
      San Jose - Seattle | Fri, Nov 13 | Normal Airline
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    • Cheapest nonstop
      SJC 14:40
      2h 20m
      Direct
      SEA 17:00
      San Jose - Seattle | Tue, Nov 17 | Delta Air Lines
      AU$368 AU$641
      43% off
      43% off
      AU$641 AU$368
    • SJC 16:47
      2h 15m
      Direct
      SEA 19:02
      San Jose - Seattle | Sat, Nov 14 | American Airlines
      AU$432 AU$641
      33% off
      33% off
      AU$641 AU$432
    • SJC 16:47
      2h 15m
      Direct
      SEA 19:02
      San Jose - Seattle | Fri, Nov 13 | Alaska Airlines
      AU$465 AU$641
      27% off
      27% off
      AU$641 AU$465
    • SJC 16:47
      2h 15m
      Direct
      SEA 19:02
      San Jose - Seattle | Mon, Nov 16 | American Airlines
      AU$472
      26% off
      AU$641 AU$472
    • SJC 11:30
      2h 25m
      Direct
      SEA 13:55
      San Jose - Seattle | Mon, Nov 16 | Delta Air Lines
      AU$483
      25% off
      AU$641 AU$483
    • SJC 07:21
      2h 33m
      Direct
      SEA 09:54
      San Jose - Seattle | Wed, Nov 18 | Delta Air Lines
      AU$502
      22% off
      AU$641 AU$502
    • SJC 13:00
      17h 25m
      1 stop
      SEA 14:00
      San Jose - Seattle | Fri, Nov 13 | Normal Airline
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    • SJC 17:45
      2h 11m
      Direct
      SEA 19:56
      San Jose - Seattle | Fri, Dec 4 | Alaska Airlines
      AU$213 AU$642
      67% off
      67% off
      AU$642 AU$213
    • SJC 09:00
      2h 15m
      Direct
      SEA 11:15
      San Jose - Seattle | Thu, Jan 7 | Alaska Airlines
      AU$110 AU$124
      11% off
      11% off
      AU$124 AU$110
    • SJC 14:35
      2h 15m
      Direct
      SEA 16:50
      San Jose - Seattle | Wed, Jan 6 | Alaska Airlines
      AU$110 AU$124
      11% off
      11% off
      AU$124 AU$110
    • SJC 13:26
      2h 15m
      Direct
      SEA 15:41
      San Jose - Seattle | Sat, Nov 14 | Alaska Airlines
      AU$351
      45% off
      AU$642 AU$351
    • SJC 08:03
      2h 15m
      Direct
      SEA 10:18
      San Jose - Seattle | Sat, Nov 14 | American Airlines
      AU$432
      33% off
      AU$642 AU$432
    • SJC 16:47
      2h 15m
      Direct
      SEA 19:02
      San Jose - Seattle | Fri, Nov 13 | Alaska Airlines
      AU$465
      28% off
      AU$642 AU$465
    • SJC 13:26
      2h 15m
      Direct
      SEA 15:41
      San Jose - Seattle | Thu, Nov 19 | Alaska Airlines
      AU$470
      27% off
      AU$642 AU$470
    • SJC 16:47
      2h 15m
      Direct
      SEA 19:02
      San Jose - Seattle | Mon, Nov 16 | American Airlines
      AU$472
      26% off
      AU$642 AU$472
    • SJC 08:03
      2h 15m
      Direct
      SEA 10:18
      San Jose - Seattle | Wed, Nov 18 | American Airlines
      AU$486
      24% off
      AU$642 AU$486
    • SJC 13:00
      17h 25m
      1 stop
      SEA 14:00
      San Jose - Seattle | Fri, Nov 13 | Normal Airline
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Displayed flight fares from San Jose to Seattle are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from SJ International Airport to Seattle-Tacoma International Airport

What is the cheapest month to fly from SJ International Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from SJ International Airport to Seattle-Tacoma International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from SJ International Airport to Seattle-Tacoma International Airport are usually in January, with an average price of AU$245. It is best to avoid June, when the average price can reach AU$383.

AU$383
AU$314
AU$245
AU$176
    Cheapest
  • AU$305
    Nov
  • AU$309
    Dec
  • AU$245
    Jan
  • AU$270
    Feb
  • AU$271
    Mar
  • AU$249
    Apr
  • AU$344
    May
  • AU$383
    Jun
  • AU$316
    Jul
  • AU$248
    Aug
  • AU$304
    Sep
  • AU$323
    Oct

What is the cheapest day of the week to fly from SJ International Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average ticket prices from SJ International Airport to Seattle-Tacoma International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from SJ International Airport to Seattle-Tacoma International Airport is Thursday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

AU$353
AU$303
AU$252
AU$202
    Cheapest
  • AU$318
    Mon
  • AU$305
    Tue
  • AU$289
    Wed
  • AU$252
    Thu
  • AU$331
    Fri
  • AU$263
    Sat
  • AU$353
    Sun

Which airline offers the cheapest flights from SJ International Airport to Seattle-Tacoma International Airport?

The cheapest airline flying from SJ International Airport to Seattle-Tacoma International Airport is Alaska Airlines (from AU$94) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Alaska Airlines
From AU$94
Delta Air Lines
From AU$95
American Airlines
From AU$116
Frontier Airlines
From AU$150
Hahn Air
From AU$240
United Airlines
From AU$805

Find more flights and airlines

What is the flight schedule from SJ International Airport to Seattle-Tacoma International Airport?

Check the schedule for flights from San Jose to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS762

    SJ International Airport

    08:25

    SJC

    2h 15m

    10:40

    SEA

    S M T W T F S
    Search

  2. AS520

    SJ International Airport

    19:43

    SJC

    2h 22m

    22:05

    SEA

    S M T W T F S
    Search

  3. AS659

    SJ International Airport

    17:55

    SJC

    2h 14m

    20:09

    SEA

    S M T W T F S
    Search

  4. AS1341

    SJ International Airport

    10:39

    SJC

    2h 17m

    12:56

    SEA

    S M T W T - S
    Search

  5. DL3789

    SJ International Airport

    14:40

    SJC

    2h 20m

    17:00

    SEA

    S M T W T F S
    Search

  6. DL3736

    SJ International Airport

    11:30

    SJC

    2h 25m

    13:55

    SEA

    S M T W T F S
    Search

  7. DL3897

    SJ International Airport

    17:54

    SJC

    2h 24m

    20:18

    SEA

    S M T W T F S
    Search

  8. DL4041

    SJ International Airport

    07:15

    SJC

    2h 35m

    09:50

    SEA

    S M T W T F S
    Search
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About SJ International Airport and Seattle-Tacoma International Airport

Learn about SJ International Airport (SJC) and Seattle-Tacoma International Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 1,122.2km
Cheapest one-way ticket price AU$94
Cheapest return ticket price AU$133

FAQs for SJ International Airport to Seattle-Tacoma International Airport Flights

  • How long is the flight from SJ International Airport to Seattle-Tacoma International Airport?

    SJ International Airport to Seattle-Tacoma International Airport takes about 2 hours 6 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 7 daily flights from SJ International Airport (SJC) to Seattle-Tacoma International Airport (SEA).
  • The earliest flight from SJ International Airport to Seattle-Tacoma International Airport departs at 06:00, and the last departs at 21:35, with about 23 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from SJ International Airport (SJC) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around AU$498 in November, the most expensive month to book this route.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • Delta Air Lines is a very popular airline operating an average of 2309 flights per month.
  • One-way flights from SJ International Airport to Seattle-Tacoma International Airport currently start from AU$94, and round-trip fares start from AU$133. The current lowest fare is a Alaska Airlines flight departing on Mon, Dec 14; prices may vary depending on availability.
  • Yes. Alaska Airlines, Delta Air Lines and United Airlines operate direct flights from SJ International Airport to Seattle-Tacoma International Airport, with an average flight time of 2 hours 24 minutes, and around 81 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from SJ International Airport to Seattle-Tacoma International Airport is AU$314. Prices may vary depending on the departure date, airline, and availability.
  • WestJet and Condor are the most popular budget airlines flying from SJ International Airport to Seattle-Tacoma International Airport, with one-way fares starting from AU$94. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • SJ International Airport to Seattle-Tacoma International Airport operates around 84 weekly flights, mainly by Alaska Airlines and Delta Air Lines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter SJ International Airport and Seattle-Tacoma International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.