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San Antonio International Airport to Seattle Tacoma Intl. Airport flight

Explore the cheapest one-way and round-trip flights from San Antonio International Airport to Seattle Tacoma Intl. Airport over the next 90 days, with one-way fares from $84 and round-trip from $152. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        SAT 5:29 PM
        4h 31m
        Nonstop
        SEA 8:00 PM
        San Antonio - Seattle | Wed, Nov 11 | Alaska Airlines
        SEA 10:09 AM
        4h 10m
        Nonstop
        SAT 4:19 PM
        Seattle - San Antonio | Wed, Nov 18 | Alaska Airlines
        $363 $556
        35% off
        35% off
        $556 $363
      • SAT 5:26 PM
        4h 25m
        Nonstop
        SEA 7:51 PM
        San Antonio - Seattle | Sat, Oct 24 | Alaska Airlines
        SEA 10:03 AM
        4h 13m
        Nonstop
        SAT 4:16 PM
        Seattle - San Antonio | Sat, Oct 31 | Alaska Airlines
        $433 $556
        22% off
        22% off
        $556 $433
      • SAT 8:20 PM
        20h 52m
        1 stop
        SEA 3:12 PM
        San Antonio - Seattle | Tue, Nov 10 | Frontier Airlines
        SEA 4:27 PM
        24h 58m
        1 stop
        SAT 7:25 PM
        Seattle - San Antonio | Fri, Nov 13 | Frontier Airlines
        $152 $556
        73% off
        73% off
        $556 $152
      • SAT 10:29 PM
        13h 16m
        1 stop
        SEA 9:45 AM
        San Antonio - Seattle | Wed, Oct 28 | Frontier Airlines
        SEA 4:27 PM
        24h 58m
        1 stop
        SAT 7:25 PM
        Seattle - San Antonio | Wed, Nov 4 | Frontier Airlines
        $154
        72% off
        $556 $154
      • SAT 6:00 AM
        7h 14m
        1 stop
        SEA 11:14 AM
        San Antonio - Seattle | Wed, Oct 28 | American Airlines
        SEA 4:27 PM
        24h 58m
        1 stop
        SAT 7:25 PM
        Seattle - San Antonio | Wed, Nov 4 | Frontier Airlines
        $160
        71% off
        $556 $160
      • SAT 12:30 PM
        5h 54m
        1 stop
        SEA 4:24 PM
        San Antonio - Seattle | Mon, Nov 2 | Delta Air Lines
        SEA 9:13 PM
        22h 21m
        1 stop
        SAT 9:34 PM
        Seattle - San Antonio | Mon, Nov 9 | Frontier Airlines
        $163
        71% off
        $556 $163
      • SAT 4:28 PM
        7h 29m
        1 stop
        SEA 9:57 PM
        San Antonio - Seattle | Sat, Oct 31 | American Airlines
        SEA 3:41 PM
        6h 23m
        1 stop
        SAT 12:04 AM
        Seattle - San Antonio | Wed, Nov 4 | American Airlines
        $164
        71% off
        $556 $164
      • SAT 7:01 AM
        7h 39m
        1 stop
        SEA 12:40 PM
        San Antonio - Seattle | Tue, Nov 10 | Delta Air Lines
        SEA 4:27 PM
        24h 58m
        1 stop
        SAT 7:25 PM
        Seattle - San Antonio | Fri, Nov 13 | Frontier Airlines
        $175
        69% off
        $556 $175
      • SAT 7:05 AM
        7h 35m
        1 stop
        SEA 12:40 PM
        San Antonio - Seattle | Tue, Nov 3 | Delta Air Lines
        SEA 3:13 PM
        6h 50m
        1 stop
        SAT 12:03 AM
        Seattle - San Antonio | Tue, Nov 10 | Delta Air Lines
        $181
        67% off
        $556 $181
      • SAT 7:40 AM
        10h 58m
        1 stop
        SEA 4:38 PM
        San Antonio - Seattle | Wed, Nov 25 | Delta Air Lines
        SEA 11:37 PM
        10h 21m
        1 stop
        SAT 11:58 AM
        Seattle - San Antonio | Tue, Dec 1 | Delta Air Lines
        $181
        67% off
        $556 $181
      • SAT 8:20 PM
        20h 52m
        1 stop
        SEA 3:12 PM
        San Antonio - Seattle | Thu, Oct 29 | Frontier Airlines
        SEA 9:13 PM
        22h 21m
        1 stop
        SAT 9:34 PM
        Seattle - San Antonio | Thu, Nov 5 | Frontier Airlines
        $181
        67% off
        $556 $181
      • SAT 11:36 AM
        8h 59m
        1 stop
        SEA 6:35 PM
        San Antonio - Seattle | Wed, Oct 28 | Delta Air Lines
        SEA 11:50 PM
        9h 50m
        1 stop
        SAT 11:40 AM
        Seattle - San Antonio | Wed, Nov 4 | Delta Air Lines
        $181
        67% off
        $556 $181
      • SAT 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        San Antonio - Seattle | Thu, Oct 15 | Normal Airline
        SEA 3:00 PM
        6h
        Nonstop
        SAT 4:00 PM
        Seattle - San Antonio | Sat, Oct 17 | Normal Airline
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      • Cheapest nonstop
        SAT 1:12 PM
        12h 14m
        Nonstop
        SEA 11:26 PM
        San Antonio - Seattle | Thu, Oct 29 | United Airlines
        $189 $243
        22% off
        22% off
        $243 $189
      • SAT 1:17 PM
        12h 9m
        Nonstop
        SEA 11:26 PM
        San Antonio - Seattle | Sun, Oct 25 | United Airlines
        $189 $243
        22% off
        22% off
        $243 $189
      • SAT 7:01 AM
        10h 9m
        1 stop
        SEA 3:10 PM
        San Antonio - Seattle | Tue, Nov 24 | Delta Air Lines
        $84 $243
        65% off
        65% off
        $243 $84
      • SAT 5:10 PM
        8h 47m
        1 stop
        SEA 11:57 PM
        San Antonio - Seattle | Sat, Nov 14 | Delta Air Lines
        $84
        65% off
        $243 $84
      • SAT 1:41 PM
        10h 22m
        1 stop
        SEA 10:03 PM
        San Antonio - Seattle | Tue, Oct 20 | Delta Air Lines
        $95
        61% off
        $243 $95
      • SAT 5:00 AM
        6h 33m
        1 stop
        SEA 9:33 AM
        San Antonio - Seattle | Tue, Oct 20 | American Airlines
        $103
        57% off
        $243 $103
      • SAT 5:37 PM
        6h 46m
        1 stop
        SEA 10:23 PM
        San Antonio - Seattle | Tue, Nov 24 | American Airlines
        $104
        56% off
        $243 $104
      • SAT 8:21 PM
        20h 51m
        1 stop
        SEA 3:12 PM
        San Antonio - Seattle | Sat, Oct 24 | Frontier Airlines
        $114
        53% off
        $243 $114
      • SAT 10:29 PM
        13h 16m
        1 stop
        SEA 9:45 AM
        San Antonio - Seattle | Wed, Nov 4 | Frontier Airlines
        $118
        51% off
        $243 $118
      • SAT 8:20 PM
        20h 52m
        1 stop
        SEA 3:12 PM
        San Antonio - Seattle | Tue, Nov 10 | Frontier Airlines
        $120
        51% off
        $243 $120
      • SAT 2:44 PM
        21h 1m
        1 stop
        SEA 9:45 AM
        San Antonio - Seattle | Sat, Nov 7 | Frontier Airlines
        $123
        49% off
        $243 $123
      • SAT 10:29 PM
        14h 30m
        1 stop
        SEA 10:59 AM
        San Antonio - Seattle | Tue, Oct 27 | Frontier Airlines
        $123
        49% off
        $243 $123
      • SAT 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        San Antonio - Seattle | Thu, Oct 15 | Normal Airline
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Displayed flight fares from San Antonio International Airport to Seattle Tacoma Intl. Airport 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 San Antonio International Airport to Seattle Tacoma Intl. Airport

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

Data is based on average one-way flight prices from San Antonio International 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 Antonio International Airport to Seattle Tacoma Intl. Airport, the best time to buy is in November, with an average price of $152. You’ll want to avoid April, when the average price can reach as high as $411.

$411
$282
$152
$23
    Cheapest
  • $272
    Oct
  • $152
    Nov
  • $312
    Dec
  • $219
    Jan
  • $178
    Feb
  • $315
    Mar
  • $411
    Apr
  • $342
    May
  • $223
    Jun
  • $209
    Jul
  • $222
    Aug
  • $178
    Sep

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

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

$313
$234
$155
$76
  • $238
    Mon
  • $155
    Tue
  • $207
    Wed
  • $313
    Thu
  • $271
    Fri
  • $158
    Sat
  • $272
    Sun

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

The cheapest airline flying from San Antonio International Airport to Seattle Tacoma Intl. Airport is Delta Air Lines (from $84) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Delta Air Lines
From $84
American Airlines
From $103
Frontier Airlines
From $114
Hahn Air
From $126
United Airlines
From $170
Alaska Airlines
From $210

Find more flights and airlines

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL930

    San Antonio International Airport

    12:25 PM

    SAT

    2h 58m

    Nonstop

    2:23 PM

    SLC

    S M T W T F S
    Search

  2. DL2817

    Salt Lake City International Airport

    3:35 PM

    SLC

    2h 18m

    Nonstop

    4:53 PM

    SEA

    S M T W T F S

  3. AA2616

    San Antonio International Airport

    5:00 AM

    SAT

    1h 20m

    Nonstop

    6:20 AM

    DFW

    S M T W T F S
    Search

  4. AA707

    Dallas Fort Worth International Airport

    7:07 AM

    DFW

    4h 26m

    Nonstop

    9:33 AM

    SEA

    S M T W T F S

  5. DL1795

    San Antonio International Airport

    4:45 PM

    SAT

    3h 9m

    Nonstop

    5:54 PM

    LAX

    S M T W T - S
    Search

  6. DL1551

    Los Angeles Intl. Airport

    7:10 PM

    LAX

    2h 55m

    Nonstop

    10:05 PM

    SEA

    S M T W T F S

  7. DL2009

    San Antonio International Airport

    4:25 PM

    SAT

    2h 22m

    Nonstop

    7:47 PM

    ATL

    S M T W T F S
    Search

  8. DL903

    Hartsfield–Jackson Atlanta International Airport

    9:35 PM

    ATL

    5h 34m

    Nonstop

    12:09 AM

    SEA

    S M T W T F S

  9. DL2534

    San Antonio International Airport

    6:30 AM

    SAT

    3h 19m

    Nonstop

    7:49 AM

    LAX

    S M T W T F S
    Search

  10. DL1045

    Los Angeles Intl. Airport

    11:00 AM

    LAX

    3h

    Nonstop

    2:00 PM

    SEA

    S M T W T F S

  11. DL1408

    San Antonio International Airport

    2:10 PM

    SAT

    2h 19m

    Nonstop

    5:29 PM

    ATL

    S M T W T F S
    Search

  12. DL714

    Hartsfield–Jackson Atlanta International Airport

    6:10 PM

    ATL

    5h 36m

    Nonstop

    8:46 PM

    SEA

    S M T W T F S

  13. F93417

    San Antonio International Airport

    10:29 PM

    SAT

    2h 54m

    Nonstop

    11:23 PM

    LAS

    S - - W T - S
    Search

  14. F92407

    Harry Reid Intl. Airport

    8:05 AM

    LAS

    2h 54m

    Nonstop

    10:59 AM

    SEA

    S - - W T - S

  15. F92355

    San Antonio International Airport

    8:20 PM

    SAT

    2h 29m

    Nonstop

    9:49 PM

    DEN

    S M T W T F S
    Search

  16. F91175

    Denver International Airport

    1:07 PM

    DEN

    3h 5m

    Nonstop

    3:12 PM

    SEA

    S M T W T F S

  17. F93419

    San Antonio International Airport

    2:44 PM

    SAT

    2h 57m

    Nonstop

    3:41 PM

    LAS

    S - - - T F -
    Search

  18. F92407

    Harry Reid Intl. Airport

    8:05 AM

    LAS

    2h 54m

    Nonstop

    10:59 AM

    SEA

    S - - W T - S
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About San Antonio International Airport and Seattle Tacoma Intl. Airport

Learn about San Antonio International Airport (SAT) and Seattle Tacoma Intl. Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 2,857.24 km
Cheapest one-way ticket price $84
Cheapest return ticket price $152

FAQs for San Antonio International Airport to Seattle Tacoma Intl. Airport Flights

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

    San Antonio International Airport to Seattle Tacoma Intl. Airport takes about 6 hours 29 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 1 daily flights from San Antonio International Airport (SAT) to Seattle Tacoma Intl. Airport (SEA).
  • The earliest flight from San Antonio International Airport to Seattle Tacoma Intl. Airport departs at 13:12, and the last departs at 17:41, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from San Antonio International Airport (SAT) to Seattle Tacoma Intl. Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around $332 in October, the most expensive month to book this route.
  • The earliest flight departs from San Antonio International Airport (SAT) at 06:32 and arrives in Seattle Tacoma Intl. Airport (SEA) at 09:05.
  • The latest flight departs from San Antonio International Airport (SAT) at 19:56 and arrives in Seattle Tacoma Intl. Airport (SEA) at 22:30.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • Hawaiian Airlines is a very popular airline operating an average of 41 flights per month.
  • One-way flights from San Antonio International Airport to Seattle Tacoma Intl. Airport currently start from $84, and round-trip fares start from $152. The current lowest fare is a Delta Air Lines flight departing on Tue, Nov 24; prices may vary depending on availability.
  • Yes. Alaska Airlines and United Airlines operate direct flights from San Antonio International Airport to Seattle Tacoma Intl. Airport, with an average flight time of 7 hours 42 minutes, and around 14 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 Antonio International Airport to Seattle Tacoma Intl. Airport is $230. Prices may vary depending on the departure date, airline, and availability.
  • San Antonio International Airport to Seattle Tacoma Intl. Airport operates around 14 weekly flights, mainly by Alaska Airlines and United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter San Antonio International 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.