Southwest Airlines flight WN 3455: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 08:20 Baltimore (BWI) 11:00 Dallas Love Field (DAL) 1
WN 3455 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2026-02-14 through 2026-02-28
Mon 10:15 New York LaGuardia (LGA) B 12:10 Saint Louis (STL) 2
WN 3455 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Operates only on 2026-01-05
Sun 17:50 Saint Louis (STL) 2 19:55 San Francisco (SFO) 2
WN 3455 Non-stop Boeing 737-800 (73H) 4:05 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 18:45 Ontario, Los Angeles (ONT) 4 19:55 San Jose (SJC) B
WN 3455 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-08-06 through 2026-09-28
Tue,Wed 19:45 Austin (AUS) 20:55 Harlingen (HRL)
WN 3455 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-07 through 2026-06-03
Sun 21:20 San Diego (SAN) 1 22:50 San Francisco (SFO) 2
WN 3455 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-08-09 through 2026-09-27
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3455: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3455
08:20
Baltimore (BWI)

11:00
Dallas Love Field (DAL) 1
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: 3:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3455
10:15
New York LaGuardia (LGA) B

12:10
Saint Louis (STL) 2
Operates only on 2026-01-05
Mon
Tue
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Wed
-
Thu
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Fri
-
Sat
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Sun
-
Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3455
17:50
Saint Louis (STL) 2

19:55
San Francisco (SFO) 2
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
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Thu
-
Fri
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Sat
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Sun
Duration: 4:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3455
18:45
Ontario, Los Angeles (ONT) 4

19:55
San Jose (SJC) B
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3455
19:45
Austin (AUS)

20:55
Harlingen (HRL)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3455
21:20
San Diego (SAN) 1

22:50
San Francisco (SFO) 2
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
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Sat
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Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Austin (AUS) - Harlingen (HRL)
  • Baltimore (BWI) - Dallas Love Field (DAL)
  • New York LaGuardia (LGA) - Saint Louis (STL)
  • Ontario, Los Angeles (ONT) - San Jose (SJC)
  • Saint Louis (STL) - San Francisco (SFO)
  • San Diego (SAN) - San Francisco (SFO)
All Southwest Airlines flights
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