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San Antonio International Airport to Seattle Tacoma Intl. Airport flight
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San Antonio International Airport to Seattle Tacoma Intl. Airport Flights Info

Cheapest one-way
$99
Delta Air Lines Delta Air Lines 6h 28m · 1 stop Wed, Jan 6
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Cheapest round-trip
$160
American Airlines American Airlines 6h 40m · 2 stops Tue, Jan 5 - Sat, Jan 9
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When to travel
October
Cheapest

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 $99 and round-trip from $160. Based on Trip.com's latest 7-day flight data.

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Displayed flight fares from San Antonio 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 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 $99) among 2 carriers operating this route. Based on Trip.com's latest 7-day flight data.

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 October, with an average price of $144. You’ll want to avoid April, when the average price can reach as high as $412.

$412
$278
$144
$10
    Cheapest
  • $151
    Nov
  • $313
    Dec
  • $220
    Jan
  • $178
    Feb
  • $316
    Mar
  • $412
    Apr
  • $343
    May
  • $223
    Jun
  • $210
    Jul
  • $222
    Aug
  • $179
    Sep
  • $144
    Oct

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.

$306
$231
$155
$80
  • $220
    Mon
  • $155
    Tue
  • $198
    Wed
  • $306
    Thu
  • $271
    Fri
  • $159
    Sat
  • $273
    Sun

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. DL2592

    8:00 AM

    SAT

    3h 3m

    Nonstop

    10:03 AM

    SLC

    S M T W T F S
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  2. DL2995

    11:00 AM

    SLC

    2h 24m

    Nonstop

    12:24 PM

    SEA

    S M T W T F S
  3. DL930

    12:25 PM

    SAT

    2h 58m

    Nonstop

    2:23 PM

    SLC

    S M T W T F S
    Search
  4. DL2817

    3:35 PM

    SLC

    2h 18m

    Nonstop

    4:53 PM

    SEA

    S M T W T F S
  5. AA2616

    5:00 AM

    SAT

    1h 20m

    Nonstop

    6:20 AM

    DFW

    S M T W T F S
    Search
  6. AA707

    7:07 AM

    DFW

    4h 30m

    Nonstop

    9:37 AM

    SEA

    S M T W T F S
  7. AA2342

    6:00 AM

    SAT

    1h 24m

    Nonstop

    7:24 AM

    DFW

    S M T W T F S
    Search
  8. AA767

    8:39 AM

    DFW

    4h 33m

    Nonstop

    11:12 AM

    SEA

    - M T W T F S
  9. DL2534

    6:30 AM

    SAT

    3h 19m

    Nonstop

    7:49 AM

    LAX

    S M T W T F S
    Search
  10. DL1714

    9:30 AM

    LAX

    3h 1m

    Nonstop

    12:31 PM

    SEA

    S M T W T F S
  11. AA6191

    7:00 AM

    SAT

    3h 33m

    Nonstop

    8:33 AM

    LAX

    S M T W T F S
    Search
  12. AA6476

    9:18 AM

    LAX

    3h 12m

    Nonstop

    12:30 PM

    SEA

    - - - W T F -
  13. DL2009

    4:25 PM

    SAT

    2h 22m

    Nonstop

    7:47 PM

    ATL

    S M T W T F S
    Search
  14. DL903

    9:35 PM

    ATL

    5h 34m

    Nonstop

    12:09 AM

    SEA

    S M T W T F S
  15. DL2534

    6:30 AM

    SAT

    3h 19m

    Nonstop

    7:49 AM

    LAX

    S M T W T F S
    Search
  16. DL1045

    11:00 AM

    LAX

    3h

    Nonstop

    2:00 PM

    SEA

    S M T W T F S
  17. DL2497

    5:20 AM

    SAT

    3h

    Nonstop

    9:20 AM

    DTW

    S M T W T F S
    Search
  18. DL944

    4:35 PM

    DTW

    5h 3m

    Nonstop

    6:38 PM

    SEA

    S M T W T F S
  19. DL788

    11:45 AM

    SAT

    2h 58m

    Nonstop

    3:43 PM

    DTW

    S M T W T F S
    Search
  20. DL565

    7:55 PM

    DTW

    5h 10m

    Nonstop

    10:05 PM

    SEA

    S M T W T F S
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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 4 hours 4 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 17:29, and the last departs at 17:29, with about 1 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 $772 in December, 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 $99, and round-trip fares start from $160. The current lowest fare is a Delta Air Lines flight departing on Wed, Jan 6; prices may vary depending on availability.
  • Yes. Alaska Airlines operate direct flights from San Antonio International Airport to Seattle Tacoma Intl. Airport, with an average flight time of 4 hours 2 minutes, and around 7 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 $259. Prices may vary depending on the departure date, airline, and availability.
  • San Antonio International Airport to Seattle Tacoma Intl. Airport operates around 7 weekly flights, mainly by Alaska 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.

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

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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.