All airlines flying from Saint Louis (STL) to Portland (PDX).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 18:20 Saint Louis (STL) 1 20:30 Portland (PDX)
Alaska Airlines AS 1453 Non-stop Boeing 737 (73J) 4:10 Effective 2026-05-13 through 2026-10-02
Sun 16:45 Saint Louis (STL) 2 18:50 Portland (PDX)
Southwest Airlines WN 2109 Non-stop Boeing 737-800 (73H) 4:05 Effective 2026-06-07 through 2026-08-02
Sat 17:35 Saint Louis (STL) 2 19:40 Portland (PDX)
Southwest Airlines WN 2499 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-06-06 through 2026-08-01
Sun 21:55 Saint Louis (STL) 2 00:05 Portland (PDX)
Southwest Airlines WN 3543 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-08-09 through 2026-09-27
The flight arrives 1 day after departure.
Sat 08:25 Saint Louis (STL) 2 10:35 Portland (PDX)
Southwest Airlines WN 3933 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2026-08-08 through 2026-09-26
Non-Direct Flights:
Sat 17:00 Saint Louis (STL) 2 21:55 Portland (PDX)
Southwest Airlines WN 2184 1-stop Boeing 737-700 (Scimitar Winglets) 6:55 Effective 2026-03-07 through 2026-04-04
Tue,Wed 13:45 Saint Louis (STL) 2 20:45 Portland (PDX)
Southwest Airlines WN 826 2-stop Boeing 737-700 (Scimitar Winglets) 9:00 Effective 2026-04-07 through 2026-06-03
Sat 10:35 Saint Louis (STL) 2 18:10 Portland (PDX)
Southwest Airlines WN 1926 2-stop Boeing 737 MAX 8 (7M8) 9:35 Effective 2026-04-11 through 2026-05-30
Tue,Wed 08:30 Saint Louis (STL) 2 15:05 Portland (PDX)
Southwest Airlines WN 2126 2-stop Boeing 737-700 (Scimitar Winglets) 8:35 Effective 2026-06-09 through 2026-07-29
Thu,Fri,Sun 09:40 Saint Louis (STL) 2 20:15 Portland (PDX)
Southwest Airlines WN 1316 4-stop Boeing 737-700 (Scimitar Winglets) 12:35 Effective 2026-01-11 through 2026-01-16
Sun 09:40 Saint Louis (STL) 2 20:15 Portland (PDX)
Southwest Airlines WN 1316 4-stop Boeing 737-700 (Scimitar Winglets) 12:35 Effective 2026-01-25 through 2026-02-01
Mon,Thu,Fri 09:40 Saint Louis (STL) 2 20:15 Portland (PDX)
Southwest Airlines WN 1316 4-stop Boeing 737-700 (Scimitar Winglets) 12:35 Effective 2026-02-05 through 2026-02-09
Tue,Thu,Sun 09:40 Saint Louis (STL) 2 20:15 Portland (PDX)
Southwest Airlines WN 1316 4-stop Boeing 737-700 (Scimitar Winglets) 12:35 Effective 2026-02-15 through 2026-02-19
Mon 09:40 Saint Louis (STL) 2 20:15 Portland (PDX)
Southwest Airlines WN 1316 4-stop Boeing 737-700 (Scimitar Winglets) 12:35 Effective 2026-02-23 through 2026-03-02




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All airlines flying from Saint Louis (STL) to Portland (PDX).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS1453
18:20
Saint Louis (STL) 1

20:30
Portland (PDX)
Effective 2026-05-13 through 2026-10-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:10, non-stop
Boeing 737 (73J)
Direct Flights:
Southwest Airlines WN2109
16:45
Saint Louis (STL) 2

18:50
Portland (PDX)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN2499
17:35
Saint Louis (STL) 2

19:40
Portland (PDX)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3543
21:55
Saint Louis (STL) 2

00:05(+1)
Portland (PDX)
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN3933
08:25
Saint Louis (STL) 2

10:35
Portland (PDX)
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN2184
17:00
Saint Louis (STL) 2

21:55
Portland (PDX)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN826
13:45
Saint Louis (STL) 2

20:45
Portland (PDX)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 9:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1926
10:35
Saint Louis (STL) 2

18:10
Portland (PDX)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 9:35, 2-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN2126
08:30
Saint Louis (STL) 2

15:05
Portland (PDX)
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 8:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1316
09:40
Saint Louis (STL) 2

20:15
Portland (PDX)
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 12:35, 4-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1316
09:40
Saint Louis (STL) 2

20:15
Portland (PDX)
Effective 2026-01-25 through 2026-02-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 12:35, 4-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1316
09:40
Saint Louis (STL) 2

20:15
Portland (PDX)
Effective 2026-02-05 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 12:35, 4-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1316
09:40
Saint Louis (STL) 2

20:15
Portland (PDX)
Effective 2026-02-15 through 2026-02-19
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 12:35, 4-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN1316
09:40
Saint Louis (STL) 2

20:15
Portland (PDX)
Effective 2026-02-23 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 12:35, 4-stop
Boeing 737-700 (Scimitar Winglets)
  • A domestic route departing from the Saint Louis airport (STL) and arriving at Portland airport (PDX).
  • The flight distance is 1703 miles, or 2740 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . 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 4:05 and 4:10.
Return (PDX-STL) flights
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