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San Francisco Intl. Airport to Seattle Tacoma Intl. Airport flight
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San Francisco Intl. Airport to Seattle Tacoma Intl. Airport Flights Info

Cheapest one-way
MXN731
Delta Air Lines Delta Air Lines 2h 28m · Nonstop Sat, Dec 12
Select flight
Cheapest round-trip
MXN1,616
Alaska Airlines Alaska Airlines 2h 15m · Nonstop Sat, Dec 5 - Thu, Dec 10
Select flight
When to travel
January
Cheapest
Recommended airlines
Delta Air Lines Delta Air LinesCheapest· From MXN731 Alaska Airlines Alaska AirlinesMost booked

Explore the cheapest one-way and round-trip flights from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport over the next 90 days, with one-way fares from MXN731 and round-trip from MXN1,616. Based on Trip.com's latest 7-day flight data.

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    • Cheapest nonstop
      SFO 3:58 PM
      2h 15m
      Nonstop
      SEA 6:13 PM
      San Francisco - Seattle | Sat, Dec 5 | Alaska Airlines
      SEA 8:51 PM
      2h 11m
      Nonstop
      SFO 11:02 PM
      Seattle - San Francisco | Thu, Dec 10 | Alaska Airlines
      MXN1,616 MXN2,013
      20% off
      20% off
      MXN2,013 MXN1,616
    • SFO 9:40 AM
      2h 17m
      Nonstop
      SEA 11:57 AM
      San Francisco - Seattle | Wed, Dec 2 | Alaska Airlines
      SEA 8:46 AM
      2h 16m
      Nonstop
      SFO 11:02 AM
      Seattle - San Francisco | Sun, Dec 6 | Alaska Airlines
      MXN1,616 MXN2,013
      20% off
      20% off
      MXN2,013 MXN1,616
    • SFO 9:40 AM
      2h 17m
      Nonstop
      SEA 11:57 AM
      San Francisco - Seattle | Tue, Dec 8 | Alaska Airlines
      SEA 7:36 PM
      2h 12m
      Nonstop
      SFO 9:48 PM
      Seattle - San Francisco | Mon, Dec 14 | Alaska Airlines
      MXN1,619 MXN2,013
      20% off
      20% off
      MXN2,013 MXN1,619
    • SFO 12:39 PM
      2h 16m
      Nonstop
      SEA 2:55 PM
      San Francisco - Seattle | Thu, Dec 3 | Alaska Airlines
      SEA 7:20 AM
      2h 18m
      Nonstop
      SFO 9:38 AM
      Seattle - San Francisco | Tue, Dec 8 | Alaska Airlines
      MXN1,619
      20% off
      MXN2,013 MXN1,619
    • SFO 10:40 AM
      2h 19m
      Nonstop
      SEA 12:59 PM
      San Francisco - Seattle | Thu, Dec 10 | Alaska Airlines
      SEA 7:36 PM
      2h 12m
      Nonstop
      SFO 9:48 PM
      Seattle - San Francisco | Wed, Dec 16 | Alaska Airlines
      MXN1,619
      20% off
      MXN2,013 MXN1,619
    • SFO 12:39 PM
      2h 16m
      Nonstop
      SEA 2:55 PM
      San Francisco - Seattle | Wed, Dec 9 | Alaska Airlines
      SEA 11:50 AM
      2h 22m
      Nonstop
      SFO 2:12 PM
      Seattle - San Francisco | Sun, Dec 13 | Alaska Airlines
      MXN1,621
      19% off
      MXN2,013 MXN1,621
    • SFO 9:40 AM
      2h 17m
      Nonstop
      SEA 11:57 AM
      San Francisco - Seattle | Mon, Dec 7 | Alaska Airlines
      SEA 3:53 PM
      2h 14m
      Nonstop
      SFO 6:07 PM
      Seattle - San Francisco | Thu, Dec 10 | Alaska Airlines
      MXN1,621
      19% off
      MXN2,013 MXN1,621
    • SFO 7:00 AM
      2h 16m
      Nonstop
      SEA 9:16 AM
      San Francisco - Seattle | Fri, Dec 4 | Alaska Airlines
      SEA 7:20 AM
      2h 18m
      Nonstop
      SFO 9:38 AM
      Seattle - San Francisco | Sun, Dec 6 | Alaska Airlines
      MXN1,621
      19% off
      MXN2,013 MXN1,621
    • SFO 6:00 AM
      2h 16m
      Nonstop
      SEA 8:16 AM
      San Francisco - Seattle | Sun, Dec 13 | Alaska Airlines
      SEA 7:20 AM
      2h 18m
      Nonstop
      SFO 9:38 AM
      Seattle - San Francisco | Wed, Dec 16 | Alaska Airlines
      MXN1,624
      19% off
      MXN2,013 MXN1,624
    • SFO 1:00 PM
      17h 25m
      1 stop
      SEA 2:00 PM
      San Francisco - Seattle | Sun, Nov 15 | Normal Airline
      SEA 3:00 PM
      6h
      Nonstop
      SFO 4:00 PM
      Seattle - San Francisco | Tue, Nov 17 | Normal Airline
      Find more flights
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    • Cheapest
      SFO 5:56 PM
      2h 28m
      Nonstop
      SEA 8:24 PM
      San Francisco - Seattle | Sat, Dec 12 | Delta Air Lines
      MXN731 MXN1,465
      50% off
      50% off
      MXN1,465 MXN731
    • SFO 2:19 PM
      2h 25m
      Nonstop
      SEA 4:44 PM
      San Francisco - Seattle | Tue, Dec 8 | Delta Air Lines
      MXN890 MXN1,465
      39% off
      39% off
      MXN1,465 MXN890
    • SFO 8:59 PM
      2h 25m
      Nonstop
      SEA 11:24 PM
      San Francisco - Seattle | Mon, Dec 7 | Delta Air Lines
      MXN890 MXN1,465
      39% off
      39% off
      MXN1,465 MXN890
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Tue, Dec 8 | Delta Air Lines
      MXN890
      90% off
      MXN8,849 MXN890
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Sun, Dec 13 | Delta Air Lines
      MXN896
      39% off
      MXN1,465 MXN896
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Wed, Dec 16 | Delta Air Lines
      MXN904
      38% off
      MXN1,465 MXN904
    • SFO 7:00 AM
      2h 16m
      Nonstop
      SEA 9:16 AM
      San Francisco - Seattle | Tue, Dec 8 | Alaska Airlines
      MXN1,016
      31% off
      MXN1,465 MXN1,016
    • SFO 7:05 PM
      2h 19m
      Nonstop
      SEA 9:24 PM
      San Francisco - Seattle | Mon, Dec 7 | Alaska Airlines
      MXN1,016
      31% off
      MXN1,465 MXN1,016
    • SFO 5:50 PM
      2h 14m
      Nonstop
      SEA 8:04 PM
      San Francisco - Seattle | Mon, Dec 14 | Alaska Airlines
      MXN1,019
      88% off
      MXN8,849 MXN1,019
    • SFO 1:00 PM
      17h 25m
      1 stop
      SEA 2:00 PM
      San Francisco - Seattle | Sun, Nov 15 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 5:56 PM
      2h 28m
      Nonstop
      SEA 8:24 PM
      San Francisco - Seattle | Sat, Dec 12 | Delta Air Lines
      MXN731 MXN1,465
      50% off
      50% off
      MXN1,465 MXN731
    • SFO 2:19 PM
      2h 25m
      Nonstop
      SEA 4:44 PM
      San Francisco - Seattle | Tue, Dec 8 | Delta Air Lines
      MXN890 MXN1,465
      39% off
      39% off
      MXN1,465 MXN890
    • SFO 8:59 PM
      2h 25m
      Nonstop
      SEA 11:24 PM
      San Francisco - Seattle | Mon, Dec 7 | Delta Air Lines
      MXN890 MXN1,465
      39% off
      39% off
      MXN1,465 MXN890
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Tue, Dec 8 | Delta Air Lines
      MXN890
      90% off
      MXN8,849 MXN890
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Sun, Dec 13 | Delta Air Lines
      MXN896
      39% off
      MXN1,465 MXN896
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Wed, Dec 16 | Delta Air Lines
      MXN904
      38% off
      MXN1,465 MXN904
    • SFO 7:00 AM
      2h 16m
      Nonstop
      SEA 9:16 AM
      San Francisco - Seattle | Tue, Dec 8 | Alaska Airlines
      MXN1,016
      31% off
      MXN1,465 MXN1,016
    • SFO 7:05 PM
      2h 19m
      Nonstop
      SEA 9:24 PM
      San Francisco - Seattle | Mon, Dec 7 | Alaska Airlines
      MXN1,016
      31% off
      MXN1,465 MXN1,016
    • SFO 5:50 PM
      2h 14m
      Nonstop
      SEA 8:04 PM
      San Francisco - Seattle | Mon, Dec 14 | Alaska Airlines
      MXN1,019
      88% off
      MXN8,849 MXN1,019
    • SFO 1:00 PM
      17h 25m
      1 stop
      SEA 2:00 PM
      San Francisco - Seattle | Sun, Nov 15 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Tue, Dec 8 | Delta Air Lines
      MXN890 MXN8,849
      90% off
      90% off
      MXN8,849 MXN890
    • SFO 5:50 PM
      2h 14m
      Nonstop
      SEA 8:04 PM
      San Francisco - Seattle | Mon, Dec 14 | Alaska Airlines
      MXN1,019 MXN8,849
      88% off
      88% off
      MXN8,849 MXN1,019
    • SFO 7:00 AM
      2h 16m
      Nonstop
      SEA 9:16 AM
      San Francisco - Seattle | Wed, Dec 16 | Alaska Airlines
      MXN1,030 MXN8,849
      88% off
      88% off
      MXN8,849 MXN1,030
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Fri, Dec 4 | Delta Air Lines
      MXN1,116
      87% off
      MXN8,849 MXN1,116
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Thu, Dec 17 | Delta Air Lines
      MXN1,206
      86% off
      MXN8,849 MXN1,206
    • SFO 8:59 PM
      2h 25m
      Nonstop
      SEA 11:24 PM
      San Francisco - Seattle | Tue, Dec 15 | Delta Air Lines
      MXN1,831
      79% off
      MXN8,849 MXN1,831
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Sat, Dec 5 | Delta Air Lines
      MXN1,833
      79% off
      MXN8,849 MXN1,833
    • SFO 6:00 AM
      2h 18m
      Nonstop
      SEA 8:18 AM
      San Francisco - Seattle | Sun, Dec 6 | Delta Air Lines
      MXN1,931
      78% off
      MXN8,849 MXN1,931
    • SFO 6:00 AM
      2h 16m
      Nonstop
      SEA 8:16 AM
      San Francisco - Seattle | Fri, Dec 11 | Alaska Airlines
      MXN2,146
      76% off
      MXN8,849 MXN2,146
    • SFO 1:00 PM
      17h 25m
      1 stop
      SEA 2:00 PM
      San Francisco - Seattle | Sun, Nov 15 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      SFO 8:33 AM
      2h 19m
      Nonstop
      SEA 10:52 AM
      San Francisco - Seattle | Sat, Nov 14 | Alaska Airlines
      MXN7,335 MXN10,392
      28% off
      28% off
      MXN10,392 MXN7,335
    • SFO 8:33 AM
      2h 19m
      Nonstop
      SEA 10:52 AM
      San Francisco - Seattle | Sun, Nov 15 | Alaska Airlines
      MXN7,349 MXN10,392
      28% off
      28% off
      MXN10,392 MXN7,349
    • SFO 8:33 AM
      2h 19m
      Nonstop
      SEA 10:52 AM
      San Francisco - Seattle | Mon, Nov 16 | Alaska Airlines
      MXN6,989 MXN10,392
      33% off
      33% off
      MXN10,392 MXN6,989
    • SFO 5:53 PM
      2h 20m
      Nonstop
      SEA 8:13 PM
      San Francisco - Seattle | Mon, Nov 16 | Delta Air Lines
      MXN7,167
      31% off
      MXN10,392 MXN7,167
    • SFO 6:48 PM
      2h 15m
      Nonstop
      SEA 9:03 PM
      San Francisco - Seattle | Mon, Nov 16 | American Airlines
      MXN6,989
      33% off
      MXN10,392 MXN6,989
    • SFO 6:48 PM
      2h 15m
      Nonstop
      SEA 9:03 PM
      San Francisco - Seattle | Tue, Nov 17 | American Airlines
      MXN4,897
      53% off
      MXN10,392 MXN4,897
    • SFO 8:33 AM
      2h 19m
      Nonstop
      SEA 10:52 AM
      San Francisco - Seattle | Wed, Nov 18 | Alaska Airlines
      MXN1,797
      83% off
      MXN10,392 MXN1,797
    • SFO 2:12 PM
      2h 18m
      Nonstop
      SEA 4:30 PM
      San Francisco - Seattle | Wed, Nov 18 | Delta Air Lines
      MXN1,412
      86% off
      MXN10,392 MXN1,412
    • SFO 6:17 AM
      2h 18m
      Nonstop
      SEA 8:35 AM
      San Francisco - Seattle | Thu, Nov 19 | Delta Air Lines
      MXN4,648
      55% off
      MXN10,392 MXN4,648
    • SFO 1:00 PM
      17h 25m
      1 stop
      SEA 2:00 PM
      San Francisco - Seattle | Sun, Nov 15 | Normal Airline
      Find more flights
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    • SFO 6:32 PM
      2h 8m
      Nonstop
      SEA 8:40 PM
      San Francisco - Seattle | Fri, Jan 1 | United Airlines
      MXN2,810 MXN10,238
      73% off
      73% off
      MXN10,238 MXN2,810
    • SFO 6:40 PM
      2h 8m
      Nonstop
      SEA 8:48 PM
      San Francisco - Seattle | Fri, Jan 22 | United Airlines
      MXN2,933 MXN10,238
      71% off
      71% off
      MXN10,238 MXN2,933
    • SFO 6:32 PM
      2h 8m
      Nonstop
      SEA 8:40 PM
      San Francisco - Seattle | Thu, Dec 17 | United Airlines
      MXN3,292 MXN10,238
      68% off
      68% off
      MXN10,238 MXN3,292
    • SFO 6:32 PM
      2h 8m
      Nonstop
      SEA 8:40 PM
      San Francisco - Seattle | Fri, Dec 25 | United Airlines
      MXN3,387
      67% off
      MXN10,238 MXN3,387
    • SFO 6:32 PM
      2h 8m
      Nonstop
      SEA 8:40 PM
      San Francisco - Seattle | Sat, Dec 26 | United Airlines
      MXN4,113
      60% off
      MXN10,238 MXN4,113
    • SFO 6:40 PM
      2h 8m
      Nonstop
      SEA 8:48 PM
      San Francisco - Seattle | Fri, Jan 15 | United Airlines
      MXN4,138
      60% off
      MXN10,238 MXN4,138
    • SFO 6:32 PM
      2h 8m
      Nonstop
      SEA 8:40 PM
      San Francisco - Seattle | Sat, Dec 19 | United Airlines
      MXN4,372
      56% off
      MXN10,238 MXN4,372
    • SFO 6:32 PM
      2h 8m
      Nonstop
      SEA 8:40 PM
      San Francisco - Seattle | Wed, Dec 23 | United Airlines
      MXN5,192
      49% off
      MXN10,238 MXN5,192
    • SFO 6:32 PM
      2h 8m
      Nonstop
      SEA 8:40 PM
      San Francisco - Seattle | Mon, Dec 21 | United Airlines
      MXN5,337
      48% off
      MXN10,238 MXN5,337
    • SFO 1:00 PM
      17h 25m
      1 stop
      SEA 2:00 PM
      San Francisco - Seattle | Sun, Nov 15 | Normal Airline
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Displayed flight fares from San Francisco to Seattle are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport?

The cheapest airline flying from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport is Delta Air Lines (from MXN731) among 5 carriers operating this route. Based on Trip.com's latest 7-day flight data.
American Airlines logo American Airlines Frontier Airlines logo Frontier Airlines Delta Air Lines logo Delta Air Lines United Airlines logo United Airlines Alaska Airlines logo Alaska Airlines
Alaska Airlines logo Alaska Airlines Delta Air Lines logo Delta Air Lines American Airlines logo American Airlines United Airlines logo United Airlines Frontier Airlines logo Frontier Airlines

Trip.com Price Insights: Flights from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport

What’s the cheapest month to fly round-trip from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, January is typically the cheapest month to find flights from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport, with an average price of MXN3,839. In contrast, November is usually the most expensive month, with average fares reaching MXN8,387.

MXN8,387
MXN6,113
MXN3,839
MXN1,565
    Cheapest
  • MXN8,387
    Nov
  • MXN5,089
    Dec
  • MXN3,839
    Jan
  • MXN4,526
    Feb
  • MXN5,806
    Mar
  • MXN5,459
    Apr
  • MXN7,214
    May
  • MXN8,054
    Jun
  • MXN7,287
    Jul
  • MXN5,928
    Aug
  • MXN6,008
    Sep
  • MXN6,678
    Oct

What is the cheapest month for one-way flights from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport?

Data is based on average one-way flight prices from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport, the best time to buy is in January, with an average price of MXN2,882. You’ll want to avoid June, when the average price can reach as high as MXN4,337.

MXN4,337
MXN3,610
MXN2,882
MXN2,155
    Cheapest
  • MXN3,443
    Nov
  • MXN3,380
    Dec
  • MXN2,882
    Jan
  • MXN3,253
    Feb
  • MXN3,947
    Mar
  • MXN3,391
    Apr
  • MXN4,189
    May
  • MXN4,337
    Jun
  • MXN3,855
    Jul
  • MXN3,648
    Aug
  • MXN3,513
    Sep
  • MXN3,470
    Oct

What is the cheapest day of the week to fly from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from San Francisco Intl. Airport to Seattle Tacoma Intl. 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 day to depart from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport is Tuesday, with average fares typically lower than other days. You’ll want to avoid flying on Friday, as ticket prices are usually the highest that day.

MXN4,224
MXN3,640
MXN3,055
MXN2,471
  • MXN3,488
    Mon
  • MXN3,055
    Tue
  • MXN3,128
    Wed
  • MXN3,857
    Thu
  • MXN4,224
    Fri
  • MXN3,805
    Sat
  • MXN3,880
    Sun

What is the flight schedule from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS620

    San Francisco Intl. Airport

    8:58 PM

    SFO

    2h 15m

    11:13 PM

    SEA

    S - - W - - S
    Search

  2. AS630

    San Francisco Intl. Airport

    4:11 PM

    SFO

    2h 13m

    6:24 PM

    SEA

    S M T W T F S
    Search

  3. AS591

    San Francisco Intl. Airport

    6:48 PM

    SFO

    2h 15m

    9:03 PM

    SEA

    S M T W T F S
    Search

  4. AS1327

    San Francisco Intl. Airport

    7:10 PM

    SFO

    2h 15m

    9:25 PM

    SEA

    S M T W T F S
    Search

  5. DL2721

    San Francisco Intl. Airport

    6:05 AM

    SFO

    2h 21m

    8:26 AM

    SEA

    S M T W T F S
    Search

  6. AS1340

    San Francisco Intl. Airport

    5:32 PM

    SFO

    2h 16m

    7:48 PM

    SEA

    S M T W T - S
    Search

  7. DL1412

    San Francisco Intl. Airport

    2:12 PM

    SFO

    2h 18m

    4:30 PM

    SEA

    S M T W T F S
    Search

  8. DL3991

    San Francisco Intl. Airport

    8:59 PM

    SFO

    2h 27m

    11:26 PM

    SEA

    S M T W T - S
    Search
Find more flights and airlines

FAQs for San Francisco Intl. Airport to Seattle Tacoma Intl. Airport Flights

  • How long is the flight from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport?

    San Francisco Intl. Airport to Seattle Tacoma Intl. Airport takes about 1 hour 44 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 19 daily flights from San Francisco Intl. Airport (SFO) to Seattle Tacoma Intl. Airport (SEA).
  • The earliest flight from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport departs at 06:08, and the last departs at 22:35, with about 31 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Francisco Intl. Airport (SFO) to Seattle Tacoma Intl. Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around MXN5,859 in November, the most expensive month to book this route.
  • The earliest flight departs from San Francisco Intl. Airport (SFO) at 05:45 and arrives in Seattle Tacoma Intl. Airport (SEA) at 08:06.
  • The latest flight departs from San Francisco Intl. Airport (SFO) at 21:47 and arrives in Seattle Tacoma Intl. Airport (SEA) at 00:08.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • Delta Air Lines is a very popular airline operating an average of 5735 flights per month.
  • One-way flights from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport currently start from MXN731, and round-trip fares start from MXN1,616. The current lowest fare is a Delta Air Lines flight departing on Sat, Dec 12; prices may vary depending on availability.
  • Yes. United Airlines, Alaska Airlines, Delta Air Lines, Philippine Airlines and Qantas Airways operate direct flights from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport, with an average flight time of 1 hour 40 minutes, and around 132 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 San Francisco Intl. Airport to Seattle Tacoma Intl. Airport is MXN3,406. Prices may vary depending on the departure date, airline, and availability.
  • Condor and WestJet are the most popular budget airlines flying from San Francisco Intl. Airport to Seattle Tacoma Intl. Airport, with one-way fares starting from MXN731. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • San Francisco Intl. Airport to Seattle Tacoma Intl. Airport operates around 149 weekly flights, mainly by United Airlines, Alaska Airlines and Delta Air Lines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Francisco Intl. Airport and Seattle Tacoma Intl. 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 in 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, WLAN, 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 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.