Southwest Airlines flight WN 3940: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 06:55 Ronald Reagan Washington (DCA) 09:20 Houston Hobby (HOU)
WN 3940 Non-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2025-10-02 through 2025-10-31
Sat 07:25 Ronald Reagan Washington (DCA) 09:45 Houston Hobby (HOU)
WN 3940 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2025-10-04 through 2025-11-01
Tue,Wed 10:55 Ontario, Los Angeles (ONT) 4 18:50 Baltimore (BWI)
WN 3940 Non-stop Boeing 737-800 (73H) 4:55 Effective 2025-08-05 through 2025-10-01
Sat 11:35 Ontario, Los Angeles (ONT) 4 19:30 Baltimore (BWI)
WN 3940 Non-stop Boeing 737 MAX 8 (7M8) 4:55 Effective 2025-08-09 through 2025-09-27
Sun 12:40 Ronald Reagan Washington (DCA) 15:05 Houston Hobby (HOU)
WN 3940 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2025-10-05 through 2025-10-26
Mon,Thu,Fri 12:45 Ontario, Los Angeles (ONT) 4 20:35 Baltimore (BWI)
WN 3940 Non-stop Boeing 737-800 (73H) 4:50 Effective 2025-08-07 through 2025-09-29
Sat 14:00 Love Field, Dallas (DAL) 1 17:30 Orlando (MCO)
WN 3940 Non-stop Boeing 737-800 (73H) 2:30 Effective 2025-11-22 through 2025-11-29
Sat 14:00 Love Field, Dallas (DAL) 1 17:30 Orlando (MCO)
WN 3940 Non-stop Boeing 737-800 (73H) 2:30 Effective 2025-12-20 through 2026-01-03
Mon,Thu-Sun 14:55 Kahului (OGG) 22:50 San Jose (SJC) B
WN 3940 Non-stop Boeing 737 MAX 8 (7M8) 4:55 Effective 2025-06-05 through 2025-08-03
Sun 17:20 Portland (PDX) 19:00 Oakland (OAK) 2
WN 3940 Non-stop Boeing 737-800 (73H) 1:40 Operates only on 2025-05-25
Mon,Thu,Fri 17:50 Portland (PDX) 19:35 Oakland (OAK) 2
WN 3940 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Valid until 2025-06-02
Sat 18:50 Saint Louis (STL) 2 22:05 Sarasota/Bradenton (SRQ)
WN 3940 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Valid until 2025-05-31
Sun 20:05 Boise (BOI) 21:00 San Jose (SJC) B
WN 3940 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Operates only on 2025-11-30
Sun 21:50 Portland (PDX) 23:35 Oakland (OAK) 2
WN 3940 Non-stop Boeing 737-800 (73H) 1:45 Valid until 2025-05-18
Sun 21:50 Portland (PDX) 23:35 Oakland (OAK) 2
WN 3940 Non-stop Boeing 737-800 (73H) 1:45 Operates only on 2025-06-01
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3940: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3940
06:55
Ronald Reagan Washington (DCA)

09:20
Houston Hobby (HOU)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3940
07:25
Ronald Reagan Washington (DCA)

09:45
Houston Hobby (HOU)
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3940
10:55
Ontario, Los Angeles (ONT) 4

18:50
Baltimore (BWI)
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:55, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3940
11:35
Ontario, Los Angeles (ONT) 4

19:30
Baltimore (BWI)
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:55, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3940
12:40
Ronald Reagan Washington (DCA)

15:05
Houston Hobby (HOU)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3940
12:45
Ontario, Los Angeles (ONT) 4

20:35
Baltimore (BWI)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3940
14:00
Love Field, Dallas (DAL) 1

17:30
Orlando (MCO)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3940
14:00
Love Field, Dallas (DAL) 1

17:30
Orlando (MCO)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3940
14:55
Kahului (OGG)

22:50
San Jose (SJC) B
Effective 2025-06-05 through 2025-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 4:55, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3940
17:20
Portland (PDX)

19:00
Oakland (OAK) 2
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3940
17:50
Portland (PDX)

19:35
Oakland (OAK) 2
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3940
18:50
Saint Louis (STL) 2

22:05
Sarasota/Bradenton (SRQ)
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN3940
20:05
Boise (BOI)

21:00
San Jose (SJC) B
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN3940
21:50
Portland (PDX)

23:35
Oakland (OAK) 2
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN3940
21:50
Portland (PDX)

23:35
Oakland (OAK) 2
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-800 (73H)
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This flight number is listed as serving the following routes:
  • Boise (BOI) - San Jose (SJC)
  • Kahului (OGG) - San Jose (SJC)
  • Love Field, Dallas (DAL) - Orlando (MCO)
  • Ontario, Los Angeles (ONT) - Baltimore (BWI)
  • Portland (PDX) - Oakland (OAK)
  • Ronald Reagan Washington (DCA) - Houston Hobby (HOU)
  • Saint Louis (STL) - Sarasota/Bradenton (SRQ)
All Southwest Airlines flights
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