All airlines flying from Luis Munoz Marin, San Juan (SJU) to Saint Louis (STL).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 15:35 Luis Munoz Marin, San Juan (SJU) B 19:45 Saint Louis (STL) 2
Southwest Airlines WN 2489 Non-stop Boeing 737-800 (73H) 5:10 Effective 2026-03-14 through 2026-04-04
Sat 16:35 Luis Munoz Marin, San Juan (SJU) B 19:45 Saint Louis (STL) 2
Southwest Airlines WN 2489 Non-stop Boeing 737-800 (73H) 5:10 Operates only on 2026-03-07
Sat 16:45 Luis Munoz Marin, San Juan (SJU) B 20:00 Saint Louis (STL) 2
Southwest Airlines WN 2584 Non-stop Boeing 737-800 (73H) 5:15 Effective 2026-02-14 through 2026-02-28
Sat 13:45 Luis Munoz Marin, San Juan (SJU) B 16:55 Saint Louis (STL) 2
Southwest Airlines WN 3428 Non-stop Boeing 737 MAX 8 (7M8) 5:10 Effective 2026-01-10 through 2026-02-07
Sat 15:35 Luis Munoz Marin, San Juan (SJU) B 19:10 Saint Louis (STL) 2
Southwest Airlines WN 3931 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Effective 2026-06-06 through 2026-08-01
Sat 16:10 Luis Munoz Marin, San Juan (SJU) B 19:30 Saint Louis (STL) 2
Southwest Airlines WN 4333 Non-stop Boeing 737-800 (73H) 5:20 Valid until 2026-01-03




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All airlines flying from Luis Munoz Marin, San Juan (SJU) to Saint Louis (STL).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN2489
15:35
Luis Munoz Marin, San Juan (SJU) B

19:45
Saint Louis (STL) 2
Effective 2026-03-14 through 2026-04-04
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN2489
16:35
Luis Munoz Marin, San Juan (SJU) B

19:45
Saint Louis (STL) 2
Operates only on 2026-03-07
Mon
-
Tue
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Wed
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Thu
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Fri
-
Sat
Sun
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Duration: 5:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN2584
16:45
Luis Munoz Marin, San Juan (SJU) B

20:00
Saint Louis (STL) 2
Effective 2026-02-14 through 2026-02-28
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3428
13:45
Luis Munoz Marin, San Juan (SJU) B

16:55
Saint Louis (STL) 2
Effective 2026-01-10 through 2026-02-07
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3931
15:35
Luis Munoz Marin, San Juan (SJU) B

19:10
Saint Louis (STL) 2
Effective 2026-06-06 through 2026-08-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4333
16:10
Luis Munoz Marin, San Juan (SJU) B

19:30
Saint Louis (STL) 2
Valid until 2026-01-03
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 5:20, non-stop
Boeing 737-800 (73H)
  • An international route departing from Luis Munoz Marin, San Juan airport, Puerto Rico (SJU) and arriving at Saint Louis airport, United States (STL).
  • The flight distance is 2024 miles, or 3258 km.
  • The timezone of the departure airport is UTC-4 , 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.
  • For direct flights, the flight time varies between 4:35 and 5:20.
Return (STL-SJU) flights
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