Cheap Flights from San Antonio, TX to Seattle, WA from $90
On Cheapflightsplus.com you will find 5 direct and 230 connecting flights from San Antonio to Seattle. You can compare airfare deals from 6 airlines and multiple travel sites from $90, book and save on cheap plane tickets and last minute offers. Also check out SAT-SEA flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip San Antonio to Seattle Flight Deals
Best Flights from San Antonio to Seattle Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $93 | 19:37 San Antonio San Antonio | 21:53 Seattle Seattle-Tacoma Intl | 4h 16m | Hawaiian Airlines | HA6561 |
from $96 | 19:44 San Antonio San Antonio | 22:05 Seattle Seattle-Tacoma Intl | 4h 21m | Alaska Airlines | AS404 |
from $97 | 19:37 San Antonio San Antonio | 21:53 Seattle Seattle-Tacoma Intl | 4h 16m | Alaska Airlines | AS494 |
from $97 | 07:00 San Antonio San Antonio | 09:24 Seattle Seattle-Tacoma Intl | 4h 24m | Alaska Airlines | AS495 |
from $110 | 19:37 San Antonio San Antonio | 21:53 Seattle Seattle-Tacoma Intl | 4h 16m | Hawaiian Airlines | HA6517 |
from $90 | 18:59 San Antonio San Antonio | 23:42 Seattle Seattle-Tacoma Intl | 6h 43m layover 1h 11m - Denver | Frontier Airlines | F92097 F94545 |
from $90 | 14:55 San Antonio San Antonio | 20:44 Seattle Seattle-Tacoma Intl | 7h 49m layover 2h 9m - Denver | Frontier Airlines | F92355 F94545 |
from $114 | 06:00 San Antonio San Antonio | 15:53 Seattle Seattle-Tacoma Intl | 11h 53m layover 6h 26m - Las Vegas | Spirit Airlines | NK1059 NK781 |
from $121 | 18:35 San Antonio San Antonio | 07:59+1 день Seattle Seattle-Tacoma Intl | 15h 24m layover 8h 53m - Minneapolis | Sun Country Airlines | SY1836 SY281 |
from $129 | 19:38 San Antonio San Antonio | 16:25+1 день Seattle Seattle-Tacoma Intl | 22h 47m layover 17h 2m - Las Vegas | Spirit Airlines | NK1587 NK1681 |
from $130 | 09:00 San Antonio San Antonio | 13:28 Seattle Seattle-Tacoma Intl | 6h 28m layover 1h 10m - Denver | United Airlines | UA2853 UA690 |
from $130 | 17:56 San Antonio San Antonio | 22:37 Seattle Seattle-Tacoma Intl | 6h 41m layover 0h 48m - Houston | United Airlines | UA2170 UA2456 |
from $130 | 16:37 San Antonio San Antonio | 21:22 Seattle Seattle-Tacoma Intl | 6h 45m layover 1h 18m - Denver | United Airlines | UA2022 UA1729 |
from $116 | 14:11 San Antonio San Antonio | 16:25+1 день Seattle Seattle-Tacoma Intl | 28h 14m layover 5h 37m - Los Angeles 15h 14m - Las Vegas | Spirit Airlines | NK1274 NK1052 NK1681 |
from $119 | 14:50 San Antonio San Antonio | 15:53+1 день Seattle Seattle-Tacoma Intl | 27h 3m layover 4h 28m - Los Angeles 15h 17m - Las Vegas | Spirit Airlines | NK849 NK473 NK781 |
from $134 | 13:42 San Antonio San Antonio | 21:38 Seattle Seattle-Tacoma Intl | 9h 56m layover 0h 42m - Denver 1h 36m - Los Angeles | United Airlines | UA490 UA564 UA684 |
Flight Schedule San Antonio (Texas) to Seattle (Washington)
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
07:00 — 09:24
|
07:00 — 09:24
AS495
Alaska Airlines
San Antonio — Seattle
|
4h 24m |
Find flight
from$97 |
|
19:37 — 21:53
|
19:37 — 21:53
HA6561
Hawaiian Airlines
San Antonio — Seattle
|
4h 16m |
Find flight
from$93 |
|
19:37 — 21:53
|
19:37 — 21:53
AS494
Alaska Airlines
San Antonio — Seattle
|
4h 16m |
Find flight
from$97 |
|
19:37 — 21:53
|
19:37 — 21:53
HA6517
Hawaiian Airlines
San Antonio — Seattle
|
4h 16m |
Find flight
from$110 |
|
19:44 — 22:05
|
19:44 — 22:05
AS404
Alaska Airlines
San Antonio — Seattle
|
4h 21m |
Find flight
from$96 |
|
05:30 — 10:22
|
05:30 — 06:36
UA469
United Airlines
San Antonio — Houston
59m stop
08:05 — 10:52
UA1894
United Airlines
Houston — Seattle
|
6h 52m including layover |
Find flight
from$130 |
|
05:30 — 12:46
|
05:30 — 06:34
UA469
United Airlines
San Antonio — Houston
3h 26m stop
10:00 — 12:46
UA1486
United Airlines
Houston — Seattle
|
9h 16m including layover |
Find flight
from$130 |
|
06:00 — 15:53
|
06:00 — 06:44
NK1059
Spirit Airlines
San Antonio — Las Vegas
6h 26m stop
13:10 — 15:53
NK781
Spirit Airlines
Las Vegas — Seattle
|
11h 53m including layover |
Find flight
from$114 |
|
07:45 — 14:19
|
07:45 — 09:34
UA1245
United Airlines
San Antonio — San Francisco
2h 31m stop
12:05 — 14:19
UA433
United Airlines
San Francisco — Seattle
|
8h 34m including layover |
Find flight
from$130 |
|
08:03 — 13:21
|
08:00 — 09:16
AS4387
Alaska Airlines
San Antonio — Dallas
1h 43m stop
13:00 — 15:15
AS543
Alaska Airlines
Dallas — Seattle
|
7h 18m including layover |
Find flight
from$144 |
|
09:00 — 13:28
|
09:00 — 10:18
UA2853
United Airlines
San Antonio — Denver
1h 10m stop
11:28 — 13:28
UA690
United Airlines
Denver — Seattle
|
6h 28m including layover |
Find flight
from$130 |
|
09:00 — 15:31
|
08:55 — 10:13
UA2853
United Airlines
San Antonio — Denver
3h 17m stop
13:56 — 15:52
UA594
United Airlines
Denver — Seattle
|
8h 31m including layover |
Find flight
from$130 |
|
11:45 — 19:18
|
11:45 — 12:49
UA1282
United Airlines
San Antonio — Houston
3h 41m stop
16:30 — 19:18
UA2084
United Airlines
Houston — Seattle
|
9h 33m including layover |
Find flight
from$130 |
|
12:31 — 17:32
|
12:31 — 13:45
AS4622
Alaska Airlines
San Antonio — Dallas
1h 27m stop
15:12 — 17:32
AS415
Alaska Airlines
Dallas — Seattle
|
7h 1m including layover |
Find flight
from$144 |
|
13:43 — 17:49
|
13:43 — 15:00
UA1312
United Airlines
San Antonio — Denver
50m stop
15:50 — 17:49
UA1254
United Airlines
Denver — Seattle
|
6h 6m including layover |
Find flight
from$132 |
|
13:44 — 17:57
|
13:44 — 15:00
UA490
United Airlines
San Antonio — Denver
1h 1m stop
16:01 — 17:57
UA745
United Airlines
Denver — Seattle
|
6h 13m including layover |
Find flight
from$132 |
|
14:55 — 20:44
|
14:55 — 16:23
F92355
Frontier Airlines
San Antonio — Denver
2h 9m stop
18:32 — 20:44
F94545
Frontier Airlines
Denver — Seattle
|
7h 49m including layover |
Find flight
from$90 |
|
16:22 — 21:16
|
16:22 — 17:25
UA2157
United Airlines
San Antonio — Houston
1h 5m stop
18:30 — 21:16
UA1544
United Airlines
Houston — Seattle
|
6h 54m including layover |
Find flight
from$130 |
|
16:31 — 22:37
|
16:21 — 17:25
UA1494
United Airlines
San Antonio — Houston
2h 15m stop
19:50 — 22:37
UA2456
United Airlines
Houston — Seattle
|
8h 6m including layover |
Find flight
from$130 |
|
17:56 — 22:37
|
18:01 — 19:07
UA2170
United Airlines
San Antonio — Houston
48m stop
20:13 — 23:00
UA2456
United Airlines
Houston — Seattle
|
6h 41m including layover |
Find flight
from$130 |
|
17:56 — 23:17
|
17:56 — 19:05
UA2078
United Airlines
San Antonio — Houston
1h 25m stop
20:30 — 23:17
UA2456
United Airlines
Houston — Seattle
|
7h 21m including layover |
Find flight
from$130 |
|
18:35 — 07:59
+1 day
|
18:45 — 21:40
SY1836
Sun Country Airlines
San Antonio — Minneapolis
8h 53m stop
07:36 — 09:21
SY281
Sun Country Airlines
Minneapolis — Seattle
|
15h 24m including layover |
Find flight
from$121 |
|
18:59 — 23:42
|
18:59 — 20:29
F92097
Frontier Airlines
San Antonio — Denver
1h 11m stop
21:36 — 23:44
F94545
Frontier Airlines
Denver — Seattle
|
6h 43m including layover |
Find flight
from$90 |
|
20:14 — 00:34
+1 day
|
20:12 — 21:45
F92097
Frontier Airlines
San Antonio — Denver
44m stop
22:29 — 00:34
F93405
Frontier Airlines
Denver — Seattle
|
6h 20m including layover |
Find flight
from$94 |
|
20:14 — 18:59
+1 day
|
20:12 — 21:45
F92097
Frontier Airlines
San Antonio — Denver
19h 12m stop
16:57 — 19:06
F91175
Frontier Airlines
Denver — Seattle
|
24h 45m including layover |
Find flight
from$99 |
|
14:11 — 16:25
+1 day
|
14:11 — 15:31
NK1274
Spirit Airlines
San Antonio — Los Angeles
5h 37m stop
19:20 — 20:34
NK1052
Spirit Airlines
Los Angeles — Las Vegas
15h 14m stop
13:40 — 16:25
NK1681
Spirit Airlines
Las Vegas — Seattle
|
28h 14m including layover |
Find flight
from$116 |
Flight Information
Below we will explain in detail what the flights cost on the destination from San Antonio to Seattle depends on and how to choose the most interesting flight option for you.
Distance between San Antonio and Seattle is 2854 miles. Time difference between the cities is 2h. Airplanes depart 05:00 to 22:57 from 5 San Antonio airports and arrive 05:00 to 22:57 to 3 Seattle airports. Average flight time is 4h 16m.
- The fastest flight 4h 16m
- Average flight time 4h 16m
- The earliest flight 05:00
- The latest flight 22:57
- Distance 1774 ml
The cheapest months to travel to Seattle are september (from 120 $), july (from 121 $), august (from 125 $).
The most expensive months are december (from 348 $), february (from 246 $), january (from 240 $).
What is the lowest airfare San Antonio to Seattle?
The cheapest plane ticket found by our users is $90. This airfare is for economy class on one-way F92355 flight by Frontier Airlines for September 27, 2025 which leaves San Antonio in San Antonio at 14:55 am and arrives at Seattle Seattle-Tacoma Intl at 20:44.
Popular Airlines on the Route
The flight San Antonio — Seattle is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Spirit Airlines - 48 departures per week at the price of from $ 114 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 614.
Direct flights
There are 5 nonstop flights on the route. The fastest direct flight is HA6561 by Hawaiian Airlines takes 4h 16m and the cheapest is F92355 by Frontier Airlines for $93.
- AS - Alaska Airlinesfrom $96Find
- HA - Hawaiian Airlinesfrom $93Find
Connecting Flights
There are 230 flights with layovers on the route. The fastest connecting flight is UA1312 by United Airlines takes 6h 6m and the cheapest is F92355 by Frontier Airlines for $90.
- NK - Spirit Airlinesfrom $114Find
- AS - Alaska Airlinesfrom $144Find
- F9 - Frontier Airlinesfrom $90Find
- SY - Sun Country Airlinesfrom $121Find
- UA - United Airlinesfrom $130Find
Airports
You can fly from San Antonio to Seattle from 5 airports (Randolph AFB, Martindale AAF, San Antonio, Kelly AFB, Stinson Municipal).
San Antonio airports
- Randolph AFB-RNDFind
- Martindale AAF-MDAFind
- San Antonio-SATfrom $90Find
- Kelly AFB-SKFFind
- Stinson Municipal-SSFFind
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAFind
- Kenmore Air Harbor SPB-LKEFind
Airplanes
There are flights to Seattle from San Antonio by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from San Antonio
You may also consider searching for discounted plane tickets to some other popular places from San Antonio within United States.
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Top International Destinations from San Antonio
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.
- from $79Find
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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»
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