Alaska Airlines Seattle to San Antonio Flights

Cheapflightsplus.com will find cheap Alaska Airlines flights from Seattle to San Antonio. Compare airline ticket prices and book air tickets starting from $172 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Alaska Airlines, arrivals and departure details below.

Find Cheap Airfare Seattle (WA) — San Antonio (TX) by Alaska Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in december: one-way - $172, two-way – $295.
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
12:29 pm — 6:25 pm
12:29 pm — 6:25 pm AS494 Alaska Airlines
Seattle — San Antonio
3h 56m
Find flight
from$289
10:06 am — 8:27 pm
9:51 am — 1:49 pm AS189 Alaska Airlines
Seattle — Phoenix
3h 24m stop
5:15 pm — 8:22 pm AS6013 Alaska Airlines
Phoenix — San Antonio
8h 21m
including layover
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from$193
10:56 am — 7:41 pm
8:46 am — 2:40 pm AS414 Alaska Airlines
Seattle — Dallas
1h 38m stop
6:30 pm — 7:40 pm AS4652 Alaska Airlines
Dallas — San Antonio
6h 45m
including layover
Find flight
from$193
11:24 pm — 8:29 am
+1 day
11:24 pm — 5:40 am AS422 Alaska Airlines
Seattle — Houston
1h 40m stop
7:20 am — 8:29 am UA2003 United Airlines
Houston — San Antonio
7h 5m
including layover
Find flight
from$552
11:45 am — 11:51 pm
10:47 am — 4:54 pm AS352 Alaska Airlines
Seattle — Chicago
2h 46m stop
8:45 pm — 11:49 pm AS4233 Alaska Airlines
Chicago — San Antonio
10h 6m
including layover
Find flight
from$355
12:00 pm — 10:55 pm
11:40 am — 2:30 pm AS1144 Alaska Airlines
Seattle — Los Angeles
3h 5m stop
5:59 pm — 10:55 pm AS6235 Alaska Airlines
Los Angeles — San Antonio
8h 55m
including layover
Find flight
from$197
1:17 pm — 11:44 pm
12:59 pm — 4:50 pm AS700 Alaska Airlines
Seattle — Phoenix
3h 37m stop
8:40 pm — 11:47 pm AS4297 Alaska Airlines
Phoenix — San Antonio
8h 27m
including layover
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from$172
1:23 pm — 11:49 pm
1:23 pm — 3:39 pm AS1304 Alaska Airlines
Seattle — San Francisco
2h 46m stop
6:25 pm — 11:49 pm UA214 United Airlines
San Francisco — San Antonio
8h 26m
including layover
Find flight
from$536
2:43 pm — 11:47 pm
1:31 pm — 5:23 pm AS744 Alaska Airlines
Seattle — Phoenix
2h 9m stop
8:35 pm — 11:39 pm AS4297 Alaska Airlines
Phoenix — San Antonio
7h 4m
including layover
Find flight
from$254
2:43 pm — 11:47 pm
2:43 pm — 6:31 pm AS3437 Alaska Airlines
Seattle — Phoenix
2h 9m stop
8:40 pm — 11:47 pm AS4297 Alaska Airlines
Phoenix — San Antonio
7h 4m
including layover
Find flight
from$470
3:42 pm — 11:44 pm
3:42 pm — 7:22 pm AS710 Alaska Airlines
Seattle — Denver
1h 8m stop
8:30 pm — 11:44 pm UA1103 United Airlines
Denver — San Antonio
6h 2m
including layover
Find flight
from$483
3:58 pm — 0:09 am
+1 day
3:58 pm — 9:48 pm AS576 Alaska Airlines
Seattle — Dallas
1h 7m stop
10:55 pm — 0:09 am AS4651 Alaska Airlines
Dallas — San Antonio
6h 11m
including layover
Find flight
from$195
6:00 am — 4:56 pm
6:00 am — 9:49 am AS604 Alaska Airlines
Seattle — Phoenix
4h stop
1:49 pm — 4:56 pm AS6014 Alaska Airlines
Phoenix — San Antonio
8h 56m
including layover
Find flight
from$257
7:05 am — 3:47 pm
6:00 am — 11:54 am AS908 Alaska Airlines
Seattle — Dallas
1h 32m stop
2:27 pm — 3:41 pm AS6304 Alaska Airlines
Dallas — San Antonio
6h 42m
including layover
Find flight
from$172
7:05 am — 4:50 pm
7:05 am — 1:01 pm AS908 Alaska Airlines
Seattle — Dallas
2h 38m stop
3:39 pm — 4:50 pm AS4545 Alaska Airlines
Dallas — San Antonio
7h 45m
including layover
Find flight
from$172
8:55 am — 5:24 pm
8:55 am — 2:50 pm AS908 Alaska Airlines
Seattle — Dallas
1h 26m stop
4:16 pm — 5:24 pm AS4653 Alaska Airlines
Dallas — San Antonio
6h 29m
including layover
Find flight
from$284
8:55 am — 7:48 pm
8:55 am — 2:50 pm AS908 Alaska Airlines
Seattle — Dallas
3h 48m stop
6:38 pm — 7:48 pm AS4652 Alaska Airlines
Dallas — San Antonio
8h 53m
including layover
Find flight
from$284
*Departure and arrival times are local. Last updated on 12/21/2024

Flight Information

There is 1 flight by Alaska Airlines from Seattle to San Antonio every week with departures from Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB. All flights arrive at San Antonio, Kelly AFB, Stinson Municipal, Randolph AFB, Martindale AAF.

Departures start from 10:06 am to 8:55 am. Nonstop flight is 3h 56m. The time difference between Seattle and San Antonio is 2h.

  • The fastest flight 3h 56m
  • Average flight time 3h 56m
  • The earliest flight 10:06 am
  • The latest flight 8:55 am
  • Distance 1774 ml

The cheapest months for traveling to San Antonio are january (from 172 $), february (from 174 $), november (from 188 $).

The most expensive and popular months are december (from 190 $), november (from 188 $), february (from 174 $).

The cheapest flight by Alaska Airlines that our users were able to find is $172. This airfare is economy class on one-way AS700 flight for January 22, 2025 leaving Seattle-Tacoma Intl in Seattle at 1:17 pm, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Alaska Airlines there are other 5 airline carriers between Seattle and San Antonio. Please review schedules and prices from the most popular airlines to find the best airfare deals from Seattle to San Antonio.

Nonstop flights

There are 1 direct flights every day from Seattle. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected airfare.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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