Cheap Flights from Seattle, WA to San Antonio, TX from $88

One way Round trip

Adults

Children under 12

Infants under 2 without place

Economy

Business

First

done

Return flight: San Antonio – Seattle

Page navigation

Price Calendar Cheap Flights Flights Schedule

On Cheapflightsplus.com you will find 6 direct and 217 connecting flights from Seattle to San Antonio. You can compare airfare deals from 6 airlines and multiple travel sites from $88, book and save on cheap plane tickets and last minute offers. Also check out SEA-SAT flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Seattle to San Antonio Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $88 (one-way), $151 (round-trip).

Direct flights

Check to choose departure date Check to choose departure date

Check prices for return flight

Find flights

Best Flights from Seattle to San Antonio Today

Take a look at the list of non stop flights and flights with layovers from Seattle to San Antonio with the lowest price of $88. The fastest direct flight takes 4h and the fastest connecting – 5h 36m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $92 Find flight	17:59 Seattle Seattle-Tacoma Intl	23:59 San Antonio San Antonio	4h 0m	Hawaiian Airlines	HA6747
from $92 Find flight	12:46 Seattle Seattle-Tacoma Intl	18:48 San Antonio San Antonio	4h 2m	Hawaiian Airlines	HA6576
from $92 Find flight	12:34 Seattle Seattle-Tacoma Intl	18:46 San Antonio San Antonio	4h 12m	Hawaiian Airlines	HA6441
from $93 Find flight	12:33 Seattle Seattle-Tacoma Intl	18:37 San Antonio San Antonio	4h 4m	Hawaiian Airlines	HA6891
from $94 Find flight	12:46 Seattle Seattle-Tacoma Intl	18:48 San Antonio San Antonio	4h 2m	Alaska Airlines	AS449
from $112 Find flight	23:36 Seattle Seattle-Tacoma Intl	05:40+1 день San Antonio San Antonio	4h 4m	Alaska Airlines	AS423
from $88 Find flight	06:00 Seattle Seattle-Tacoma Intl	14:00 San Antonio San Antonio	6h 0m layover 0h 52m - Denver	Frontier Airlines	F93406 F92356
from $103 Find flight	20:01 Seattle Seattle-Tacoma Intl	18:02+1 день San Antonio San Antonio	20h 1m layover 14h 53m - Denver	Frontier Airlines	F91176 F92098
from $112 Find flight	16:58 Seattle Seattle-Tacoma Intl	05:04+1 день San Antonio San Antonio	10h 6m layover 4h 54m - Las Vegas	Spirit Airlines	NK782 NK1058
from $113 Find flight	15:58 Seattle Seattle-Tacoma Intl	05:00+1 день San Antonio San Antonio	11h 2m layover 6h 4m - Las Vegas	Spirit Airlines	NK2328 NK2705
from $116 Find flight	17:30 Seattle Seattle-Tacoma Intl	18:33+1 день San Antonio San Antonio	23h 3m layover 17h 53m - Las Vegas	Spirit Airlines	NK1682 NK1586
from $119 Find flight	23:59 Seattle Seattle-Tacoma Intl	09:47+1 день San Antonio San Antonio	7h 48m layover 1h 44m - Minneapolis	Sun Country Airlines	SY290 SY1835
from $128 Find flight	05:07 Seattle Seattle-Tacoma Intl	12:43 San Antonio San Antonio	5h 36m layover 0h 47m - Denver	United Airlines	UA2269 UA2063
from $128 Find flight	07:05 Seattle Seattle-Tacoma Intl	15:26 San Antonio San Antonio	6h 21m layover 0h 46m - Houston	United Airlines	UA2135 UA697
from $119 Find flight	16:58 Seattle Seattle-Tacoma Intl	23:30+1 день San Antonio San Antonio	28h 32m layover 9h 24m - Las Vegas 12h 21m - Los Angeles	Spirit Airlines	NK782 NK465 NK848
from $134 Find flight	06:45 Seattle Seattle-Tacoma Intl	21:17 San Antonio San Antonio	12h 32m layover 3h 50m - Los Angeles 1h 29m - Houston	United Airlines	UA1244 UA1542 UA1542

Show all tickets

*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 12, 2025

Flight Schedule Seattle (Washington) to San Antonio (Texas)

Full flight schedule will help you in detecting at what time planes fly from Seattle to San Antonio. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
12:33 — 18:37	12:33 — 18:37 HA6891 Hawaiian Airlines Seattle — San Antonio	4h 4m	Find flight from$93
12:34 — 18:46	12:34 — 18:46 HA6441 Hawaiian Airlines Seattle — San Antonio	4h 12m	Find flight from$92
12:46 — 18:48	12:46 — 18:48 HA6576 Hawaiian Airlines Seattle — San Antonio	4h 2m	Find flight from$92
12:46 — 18:48	12:46 — 18:48 AS449 Alaska Airlines Seattle — San Antonio	4h 2m	Find flight from$94
17:59 — 23:59	17:59 — 23:59 HA6747 Hawaiian Airlines Seattle — San Antonio	4h	Find flight from$92
23:36 — 05:40 +1 day	23:36 — 05:40 AS423 Alaska Airlines Seattle — San Antonio	4h 4m	Find flight from$112
05:00 — 13:16	05:00 — 11:19 UA1668 United Airlines Seattle — Houston 51m stop 12:10 — 13:16 UA468 United Airlines Houston — San Antonio	6h 16m including layover	Find flight from$129
05:07 — 12:43	05:07 — 08:48 UA2269 United Airlines Seattle — Denver 47m stop 09:35 — 12:43 UA2063 United Airlines Denver — San Antonio	5h 36m including layover	Find flight from$128
06:00 — 14:00	06:00 — 09:51 F93406 Frontier Airlines Seattle — Denver 52m stop 10:43 — 14:00 F92356 Frontier Airlines Denver — San Antonio	6h including layover	Find flight from$88
06:25 — 18:02	06:25 — 10:16 F93406 Frontier Airlines Seattle — Denver 4h 31m stop 15:35 — 18:51 F92098 Frontier Airlines Denver — San Antonio	9h 37m including layover	Find flight from$103
07:05 — 15:26	07:05 — 13:33 UA2135 United Airlines Seattle — Houston 46m stop 14:20 — 15:26 UA697 United Airlines Houston — San Antonio	6h 21m including layover	Find flight from$128
07:05 — 17:57	07:05 — 13:34 UA2135 United Airlines Seattle — Houston 3h 16m stop 16:50 — 17:57 UA6233 United Airlines Houston — San Antonio	8h 52m including layover	Find flight from$128
08:17 — 17:40	08:17 — 14:19 AS414 Alaska Airlines Seattle — Dallas 2h 16m stop 16:40 — 17:48 AS4653 Alaska Airlines Dallas — San Antonio	7h 23m including layover	Find flight from$159
09:50 — 18:36	09:50 — 15:46 AS426 Alaska Airlines Seattle — Dallas 1h 32m stop 17:34 — 18:39 AS4477 Alaska Airlines Dallas — San Antonio	6h 46m including layover	Find flight from$142
09:50 — 19:27	09:50 — 15:53 AS426 Alaska Airlines Seattle — Dallas 2h 22m stop 18:15 — 19:27 AS4325 Alaska Airlines Dallas — San Antonio	7h 37m including layover	Find flight from$142
10:26 — 19:32	10:40 — 17:05 UA1005 United Airlines Seattle — Houston 1h 35m stop 18:45 — 19:52 UA1477 United Airlines Houston — San Antonio	7h 6m including layover	Find flight from$128
10:40 — 21:17	10:40 — 17:05 UA1005 United Airlines Seattle — Houston 3h 5m stop 20:10 — 21:17 UA1542 United Airlines Houston — San Antonio	8h 37m including layover	Find flight from$130
11:11 — 20:46	11:11 — 14:58 UA1049 United Airlines Seattle — Denver 2h 37m stop 17:35 — 20:46 UA1110 United Airlines Denver — San Antonio	7h 35m including layover	Find flight from$130
13:00 — 22:17	13:00 — 15:15 UA1620 United Airlines Seattle — San Francisco 1h 33m stop 16:48 — 22:17 UA424 United Airlines San Francisco — San Antonio	7h 17m including layover	Find flight from$130
13:37 — 23:42	13:40 — 19:36 AS549 Alaska Airlines Seattle — Dallas 2h 54m stop 22:49 — 23:56 AS4300 Alaska Airlines Dallas — San Antonio	8h 5m including layover	Find flight from$142
14:09 — 23:57	13:35 — 16:29 AS700 Alaska Airlines Seattle — Phoenix 2h 35m stop 19:45 — 23:57 AS4116 Alaska Airlines Phoenix — San Antonio	7h 48m including layover	Find flight from$160
14:24 — 23:59	14:24 — 18:15 UA2859 United Airlines Seattle — Denver 2h 28m stop 20:43 — 23:59 UA1801 United Airlines Denver — San Antonio	7h 35m including layover	Find flight from$129
15:45 — 23:59	14:57 — 18:48 UA1747 United Airlines Seattle — Denver 1h 7m stop 20:43 — 23:59 UA1801 United Airlines Denver — San Antonio	6h 14m including layover	Find flight from$129
15:58 — 05:00 +1 day	15:20 — 17:51 NK2328 Spirit Airlines Seattle — Las Vegas 6h 4m stop 00:33 — 05:04 NK2705 Spirit Airlines Las Vegas — San Antonio	11h 2m including layover	Find flight from$113
16:58 — 05:04 +1 day	16:58 — 19:36 NK782 Spirit Airlines Seattle — Las Vegas 4h 54m stop 00:30 — 05:04 NK1058 Spirit Airlines Las Vegas — San Antonio	10h 6m including layover	Find flight from$112
17:30 — 18:33 +1 day	17:30 — 19:58 NK1682 Spirit Airlines Seattle — Las Vegas 17h 53m stop 13:51 — 18:33 NK1586 Spirit Airlines Las Vegas — San Antonio	23h 3m including layover	Find flight from$116
20:01 — 18:02 +1 day	19:10 — 23:12 F91176 Frontier Airlines Seattle — Denver 14h 53m stop 15:20 — 18:36 F92098 Frontier Airlines Denver — San Antonio	20h 1m including layover	Find flight from$103
23:59 — 09:47 +1 day	23:59 — 05:25 SY290 Sun Country Airlines Seattle — Minneapolis 1h 44m stop 07:00 — 09:53 SY1835 Sun Country Airlines Minneapolis — San Antonio	7h 48m including layover	Find flight from$119
08:00 — 22:48	08:00 — 16:10 UA2217 United Airlines Seattle — Washington D.C. 1h 45m stop 17:55 — 20:13 UA2217 United Airlines Washington D.C. — Houston 1h 32m stop 21:45 — 22:48 UA1475 United Airlines Houston — San Antonio	12h 48m including layover	Find flight from$134
16:58 — 23:30 +1 day	16:58 — 19:36 NK782 Spirit Airlines Seattle — Las Vegas 9h 24m stop 05:00 — 06:18 NK465 Spirit Airlines Las Vegas — Los Angeles 12h 21m stop 18:39 — 23:30 NK848 Spirit Airlines Los Angeles — San Antonio	28h 32m including layover	Find flight from$119

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on June 12, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Seattle to San Antonio depends on and how to choose the most interesting flight option for you.

Distance between Seattle and San Antonio is 2854 miles. Time difference between the cities is 2h. Airplanes depart 00:20 to 23:59 from 3 Seattle airports and arrive 00:20 to 23:59 to 5 San Antonio airports. Average flight time is 4h 3m.

The fastest flight 4h
Average flight time 4h 3m
The earliest flight 00:20
The latest flight 23:59
Distance 1774 ml

The cheapest months to travel to San Antonio are may (from 108 $), june (from 109 $), september (from 118 $).

The most expensive months are november (from 339 $), february (from 282 $), december (from 272 $).

What is the lowest airfare Seattle to San Antonio?

The cheapest plane ticket found by our users is $88. This airfare is for economy class on one-way F93406 flight by Frontier Airlines for September 27, 2025 which leaves Seattle-Tacoma Intl in Seattle at 06:00 am and arrives at San Antonio San Antonio at 14:00.

Economy class

$88

Find

Business class

Find

First class

Find

Popular Airlines on the Route

The flight Seattle — San Antonio is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 48 departures per week at the price of from $ 94 . And the most expensive tickets are offered by United Airlines airline - from $ 569.

Direct flights

There are 6 nonstop flights on the route. The fastest direct flight is HA6747 by Hawaiian Airlines takes 4h and the cheapest is F93406 by Frontier Airlines for $92.

AS - Alaska Airlines

from $94

Find
HA - Hawaiian Airlines

from $92

Find

See more direct flights

Connecting Flights

There are 217 flights with layovers on the route. The fastest connecting flight is UA2269 by United Airlines takes 5h 36m and the cheapest is F93406 by Frontier Airlines for $88.

AS - Alaska Airlines

from $142

Find
F9 - Frontier Airlines

from $88

Find
SY - Sun Country Airlines

from $119

Find
HA - Hawaiian Airlines

from $471

Find
UA - United Airlines

from $128

Find
NK - Spirit Airlines

from $112

Find

See more connecting flights

Airports

You can fly from Seattle to San Antonio from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

Boeing Field International Airport-BFI

Find
Seattle-Tacoma Intl-SEA

from $88
Find
Kenmore Air Harbor SPB-LKE

Find

San Antonio airports

Randolph AFB-RND

Find
Martindale AAF-MDA

Find
San Antonio-SAT

Find
Kelly AFB-SKF

Find
Stinson Municipal-SSF

Find

Airplanes

There are flights to San Antonio from Seattle by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Seattle

You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.

Seattle — Washington D.C.

from $78

Find
Seattle — Las Vegas

from $62

Find
Seattle — New York

from $180

Find
Seattle — Chicago

from $73

Find
Seattle — Phoenix

from $67

Find
Seattle — San Diego

from $74

Find
Seattle — Los Angeles

from $53

Find
Seattle — Denver

from $243

Find
Seattle — Dallas

from $72

Find
Seattle — Boston

from $63

Find

Top International Destinations from Seattle

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Seattle — Tokyo

from $77

Find
Seattle — London

from $70

Find
Seattle — Vancouver

from $57

Find
Seattle — Cancun

from $63

Find
Seattle — Paris

from $66

Find
Seattle — Toronto

from $64

Find
Seattle — Calgary

from $76

Find
Seattle — Mumbai

from $80

Find
Seattle — Montreal

from $68

Find
Seattle — Amsterdam

from $64

Find

How to book a plane 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 flight ticket.
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.