
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $264 (Southwest) |
One-way from | $90 (Southwest) |
Popular in | June |
Cheapest in | October |
Average price | $397 |
Good round-trip deal | $467 or less |
Good one-way deal | $274 or less |
Fly from
Fly to
Route
Depart
Return
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Thu 6/25
5:57 pm-10:42 pm
1 stop6h 45m
Seattle/Tacoma Intl
Wed 7/1
7:05 am-3:39 pm
1 stop6h 34m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Mon 6/29
4:44 pm-10:19 pm
1 stop7h 35m
Seattle/Tacoma Intl
Thu 7/30
5:30 am-1:36 pm
1 stop6h 06m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Wed 8/12
1:30 pm-7:10 pm
2 stops7h 40m
Seattle/Tacoma Intl
Wed 8/19
6:40 am-2:05 pm
1 stop5h 25m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Mon 8/3
5:35 pm-9:30 pm
1 stop5h 55m
Seattle/Tacoma Intl
Thu 8/6
11:00 pm-10:35 am
2 stops9h 35m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Tue 9/15
12:55 pm-8:15 pm
2 stops9h 20m
Seattle/Tacoma Intl
Tue 9/22
11:10 am-9:30 pm
2 stops8h 20m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Wed 9/9
6:40 am-11:15 am
1 stop6h 35m
Seattle/Tacoma Intl
Sun 9/13
11:00 pm-10:35 am
2 stops9h 35m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Tue 8/25
12:55 pm-8:15 pm
2 stops9h 20m
Seattle/Tacoma Intl
Mon 8/31
9:45 am-8:15 pm
2 stops8h 30m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Sat 7/11
5:20 pm-12:15 am
2 stops8h 55m
Seattle/Tacoma Intl
Tue 7/28
12:00 pm-12:35 am
2 stops10h 35m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Tue 7/7
5:55 pm-11:35 pm
2 stops7h 40m
Seattle/Tacoma Intl
Thu 7/9
5:20 pm-1:20 am
1 stop6h 00m
San AntonioSeattle
SAT - SEA
SATSEA
San Antonio
Fri 7/31
4:46 pm-12:03 am
1 stop9h 17m
Seattle/Tacoma Intl
Mon 8/10
11:59 pm-11:49 am
1 stop9h 50m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
The best time to book flights from San Antonio to Seattle is 74 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, October is the cheapest month in which you can book a flight from San Antonio to Seattle (average of $258). Flying from San Antonio to Seattle in June is currently the most expensive (average of $397). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from San Antonio to Seattle in the morning. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the evening.
Denver (DEN) – chosen by Cheapflights users on 45% of 1-stop itineraries from San Antonio to Seattle on Cheapflights.
Chicago (MDW) is the most affordable 1-stop option, with an average round-trip price of $194.
Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 6h 12m.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 00m.
Food
Crew
Entertainment
Boarding
Comfort
Overall
Reviews
Anonymous,Jun 2026
RDU - SEA
Food
Crew
Entertainment
Boarding
Comfort
Overall
Reviews
Anonymous,Jun 2026
RDU - SEA
Food
Crew
Entertainment
Boarding
Comfort
Overall
Reviews
Anonymous,Jun 2026
RDU - SEA
Food
Crew
Entertainment
Boarding
Comfort
Overall
Reviews
Anonymous,Jun 2026
RDU - SEA
Food
Crew
Entertainment
Boarding
Comfort
Overall
Reviews
Anonymous,Jun 2026
RDU - SEA
Food
Crew
Entertainment
Boarding
Comfort
Overall
Reviews
Anonymous,Jun 2026
RDU - SEA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$80 | Average$248 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$109 | Average$271 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$364 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$194 | Average$340 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$194 | Average$287 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$201 | Average$330 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$217 | Average$397 | FlexibilityNo cancel fee | On-time75% |