Southwest Airlines flight WN 3540: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 11:35 San Jose (SJC) B 12:50 Ontario, Los Angeles (ONT) 4
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 11:35 San Jose (SJC) B 12:50 Ontario, Los Angeles (ONT) 4
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-20 through 2026-03-01
Sat 11:40 San Jose (SJC) B 12:55 Ontario, Los Angeles (ONT) 4
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-02-14 through 2026-02-28
Sat 11:45 Phoenix Sky Harbor (PHX) 4 13:30 Reno (RNO)
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 11:50 Seattle-Tacoma (SEA) 14:20 San Jose (SJC) B
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2026-08-06 through 2026-09-28
Mon,Thu,Fri 16:10 San Diego (SAN) 1 17:35 San Jose (SJC) B
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-06-04 through 2026-08-03
Tue,Wed 16:15 San Diego (SAN) 1 17:40 San Jose (SJC) B
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-06-09 through 2026-07-29
Wed,Thu 16:35 Chicago Midway (MDW) 20:10 Orlando (MCO)
WN 3540 Non-stop Boeing 737-700 (73W) 2:35 Valid until 2026-01-01
Sat 16:35 Seattle-Tacoma (SEA) 18:55 San Jose (SJC) B
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2026-08-08 through 2026-09-26
Mon,Thu,Fri 16:45 Baltimore (BWI) 18:10 John Glenn Columbus (CMH)
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-03-05 through 2026-04-06
Tue,Wed 17:10 Baltimore (BWI) 18:35 John Glenn Columbus (CMH)
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-03-10 through 2026-04-01
Sun 17:55 Baltimore (BWI) 19:20 John Glenn Columbus (CMH)
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-03-08 through 2026-04-05
Sat 18:05 Kansas City (MCI) 20:00 Phoenix Sky Harbor (PHX) 4
WN 3540 Non-stop Boeing 737-800 (73H) 2:55 Valid until 2026-01-03
Mon,Tue,Fri,Sun 18:10 Kansas City (MCI) 20:05 Phoenix Sky Harbor (PHX) 4
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2026-01-04
Mon 18:10 Ronald Reagan Washington (DCA) 1 20:55 Fort Lauderdale (FLL) 1
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Operates only on 2026-01-05
Tue,Wed 18:35 Seattle-Tacoma (SEA) 20:50 San Jose (SJC) B
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-08-04 through 2026-09-30
Mon,Thu,Fri 18:45 John Glenn Columbus (CMH) 20:05 Denver (DEN)
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-03-05 through 2026-04-06
Sat 18:45 John Glenn Columbus (CMH) 20:05 Denver (DEN)
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2026-03-07 through 2026-04-04
Tue,Wed 19:10 John Glenn Columbus (CMH) 19:30 Chicago Midway (MDW)
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-03-10 through 2026-04-01
Sun 19:15 San Diego (SAN) 1 20:40 San Jose (SJC) B
WN 3540 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-06-07 through 2026-08-02
Sun 20:15 Phoenix Sky Harbor (PHX) 4 22:50 Spokane (GEG)
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2026-05-24
Sun 20:50 Seattle-Tacoma (SEA) 23:00 San Jose (SJC) B
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Effective 2026-08-09 through 2026-09-27
Sun 22:45 Phoenix Sky Harbor (PHX) 4 01:20 Spokane (GEG)
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2026-04-12 through 2026-05-17
The flight arrives 1 day after departure.
Sun 22:45 Phoenix Sky Harbor (PHX) 4 01:20 Spokane (GEG)
WN 3540 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Operates only on 2026-05-31
The flight arrives 1 day after departure.
Non-Direct Flights:
Mon,Thu,Fri 16:45 Baltimore (BWI) 20:05 Denver (DEN)
WN 3540 1-stop Boeing 737-700 (Scimitar Winglets) 5:20 Effective 2026-03-05 through 2026-04-06
Tue,Wed 17:10 Baltimore (BWI) 19:30 Chicago Midway (MDW)
WN 3540 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-03-10 through 2026-04-01
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3540: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3540
11:35
San Jose (SJC) B

12:50
Ontario, Los Angeles (ONT) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
11:35
San Jose (SJC) B

12:50
Ontario, Los Angeles (ONT) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
11:40
San Jose (SJC) B

12:55
Ontario, Los Angeles (ONT) 4
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
11:45
Phoenix Sky Harbor (PHX) 4

13:30
Reno (RNO)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
11:50
Seattle-Tacoma (SEA)

14:20
San Jose (SJC) B
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
16:10
San Diego (SAN) 1

17:35
San Jose (SJC) B
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
16:15
San Diego (SAN) 1

17:40
San Jose (SJC) B
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
16:35
Chicago Midway (MDW)

20:10
Orlando (MCO)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN3540
16:35
Seattle-Tacoma (SEA)

18:55
San Jose (SJC) B
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
16:45
Baltimore (BWI)

18:10
John Glenn Columbus (CMH)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
17:10
Baltimore (BWI)

18:35
John Glenn Columbus (CMH)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
17:55
Baltimore (BWI)

19:20
John Glenn Columbus (CMH)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
18:05
Kansas City (MCI)

20:00
Phoenix Sky Harbor (PHX) 4
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3540
18:10
Kansas City (MCI)

20:05
Phoenix Sky Harbor (PHX) 4
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
18:10
Ronald Reagan Washington (DCA) 1

20:55
Fort Lauderdale (FLL) 1
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
18:35
Seattle-Tacoma (SEA)

20:50
San Jose (SJC) B
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
18:45
John Glenn Columbus (CMH)

20:05
Denver (DEN)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
18:45
John Glenn Columbus (CMH)

20:05
Denver (DEN)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
19:10
John Glenn Columbus (CMH)

19:30
Chicago Midway (MDW)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
19:15
San Diego (SAN) 1

20:40
San Jose (SJC) B
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3540
20:15
Phoenix Sky Harbor (PHX) 4

22:50
Spokane (GEG)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
20:50
Seattle-Tacoma (SEA)

23:00
San Jose (SJC) B
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3540
22:45
Phoenix Sky Harbor (PHX) 4

01:20(+1)
Spokane (GEG)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN3540
22:45
Phoenix Sky Harbor (PHX) 4

01:20(+1)
Spokane (GEG)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3540
16:45
Baltimore (BWI)

20:05
Denver (DEN)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3540
17:10
Baltimore (BWI)

19:30
Chicago Midway (MDW)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Chicago Midway (MDW)
  • Baltimore (BWI) - Denver (DEN)
  • Baltimore (BWI) - John Glenn Columbus (CMH)
  • Chicago Midway (MDW) - Orlando (MCO)
  • John Glenn Columbus (CMH) - Chicago Midway (MDW)
  • John Glenn Columbus (CMH) - Denver (DEN)
  • Kansas City (MCI) - Phoenix Sky Harbor (PHX)
  • Phoenix Sky Harbor (PHX) - Reno (RNO)
  • Phoenix Sky Harbor (PHX) - Spokane (GEG)
  • Ronald Reagan Washington (DCA) - Fort Lauderdale (FLL)
  • San Diego (SAN) - San Jose (SJC)
  • San Jose (SJC) - Ontario, Los Angeles (ONT)
  • Seattle-Tacoma (SEA) - San Jose (SJC)
All Southwest Airlines flights
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