Southwest Airlines flights from Seattle-Tacoma (SEA) to San Antonio (SAT).

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Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Mon,Thu,Fri 10:55 Seattle-Tacoma (SEA) 18:40 San Antonio (SAT) A
Southwest Airlines WN 4084 1-stop Boeing 737-700 (73W) 5:45 Effective 2025-08-07 through 2025-09-29
Sat 16:55 Seattle-Tacoma (SEA) 00:25 San Antonio (SAT) A
Southwest Airlines WN 4121 1-stop Boeing 737 MAX 8 (7M8) 5:30 Effective 2025-11-22 through 2025-11-29
The flight arrives 1 day after departure.
Sat 16:55 Seattle-Tacoma (SEA) 00:25 San Antonio (SAT) A
Southwest Airlines WN 4121 1-stop Boeing 737 MAX 8 (7M8) 5:30 Effective 2025-12-20 through 2026-01-03
The flight arrives 1 day after departure.
Tue,Wed 11:15 Seattle-Tacoma (SEA) 18:50 San Antonio (SAT) A
Southwest Airlines WN 4153 1-stop Boeing 737-700 (Scimitar Winglets) 5:35 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri,Sun 07:10 Seattle-Tacoma (SEA) 16:50 San Antonio (SAT) A
Southwest Airlines WN 1926 2-stop Boeing 737-700 (Scimitar Winglets) 7:40 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:10 Seattle-Tacoma (SEA) 16:50 San Antonio (SAT) A
Southwest Airlines WN 1926 2-stop Boeing 737-700 (Scimitar Winglets) 7:40 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:10 Seattle-Tacoma (SEA) 16:50 San Antonio (SAT) A
Southwest Airlines WN 1926 2-stop Boeing 737-700 (Scimitar Winglets) 7:40 Effective 2025-12-07 through 2025-12-14
Thu 07:10 Seattle-Tacoma (SEA) 16:50 San Antonio (SAT) A
Southwest Airlines WN 1926 2-stop Boeing 737-700 (Scimitar Winglets) 7:40 Operates only on 2025-12-18
Mon 07:10 Seattle-Tacoma (SEA) 16:50 San Antonio (SAT) A
Southwest Airlines WN 1926 2-stop Boeing 737-700 (Scimitar Winglets) 7:40 Operates only on 2026-01-05
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Southwest Airlines flights from Seattle-Tacoma (SEA) to San Antonio (SAT).
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Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:

Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:45, 1-stop
Boeing 737-700 (73W)

Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:30, 1-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:30, 1-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:35, 1-stop
Boeing 737-700 (Scimitar Winglets)

Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 7:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Effective 2025-11-21 through 2025-11-28
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 7:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 7:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Operates only on 2025-12-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 7:40, 2-stop
Boeing 737-700 (Scimitar Winglets)

Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:40, 2-stop
Boeing 737-700 (Scimitar Winglets)
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  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at San Antonio airport (SAT).
  • The flight distance is 1772 miles, or 2853 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.