Southwest Airlines flight WN 3542: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 05:15 Seattle-Tacoma (SEA) 07:00 Sacramento (SMF) B
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-06 through 2026-09-28
Tue,Wed 05:55 Seattle-Tacoma (SEA) 07:40 Sacramento (SMF) B
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-04 through 2026-09-30
Sat 06:00 Seattle-Tacoma (SEA) 07:45 Sacramento (SMF) B
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-08 through 2026-09-26
Sun 06:55 Seattle-Tacoma (SEA) 08:45 Sacramento (SMF) B
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-08-09 through 2026-09-27
Sun 07:10 Tampa (TPA) 08:55 Austin (AUS)
WN 3542 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Operates only on 2026-05-24
Sat 11:15 Saint Louis (STL) 2 13:00 Panama City (ECP)
WN 3542 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-06-06 through 2026-08-01
Wed,Thu 13:30 Phoenix Sky Harbor (PHX) 4 15:10 Salt Lake City (SLC)
WN 3542 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Valid until 2026-01-01
Sat 13:40 Panama City (ECP) 15:25 Houston Hobby (HOU)
WN 3542 Non-stop Boeing 737-800 (73H) 1:45 Effective 2026-06-06 through 2026-08-01
Sat 14:00 Dallas Love Field (DAL) 1 15:20 New Orleans (MSY)
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-03-07 through 2026-04-04
Sun 15:40 Kansas City (MCI) 18:40 Atlanta (ATL) N
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-03-08 through 2026-04-05
Sat 15:55 New Orleans (MSY) 18:20 Atlanta (ATL) N
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-03-07 through 2026-04-04
Sat 18:55 Atlanta (ATL) N 20:40 Baltimore (BWI)
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-03-07 through 2026-04-04
Tue,Wed 18:55 Atlanta (ATL) N 20:40 Baltimore (BWI)
WN 3542 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-03-10 through 2026-04-01
Sun 19:15 Atlanta (ATL) N 21:00 Baltimore (BWI)
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-03-08 through 2026-04-05
Sun 19:30 Tucson (TUS) 20:50 San Diego (SAN) 1
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 20:45 San Jose (SJC) B 22:00 Ontario, Los Angeles (ONT) 4
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 20:45 San Jose (SJC) B 22:00 Ontario, Los Angeles (ONT) 4
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-20 through 2026-03-01
Tue,Wed 20:55 San Diego (SAN) 1 22:25 San Jose (SJC) B
WN 3542 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 21:00 San Diego (SAN) 1 22:25 San Jose (SJC) B
WN 3542 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-06-04 through 2026-08-03
Sun 21:30 San Diego (SAN) 1 22:55 San Jose (SJC) B
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-06-07 through 2026-08-02
Mon 21:45 Phoenix Sky Harbor (PHX) 4 23:30 Salt Lake City (SLC)
WN 3542 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Operates only on 2026-01-05
Sat 22:40 Phoenix Sky Harbor (PHX) 4 00:15 Salt Lake City (SLC)
WN 3542 Non-stop Boeing 737-800 (73H) 1:35 Valid until 2026-01-03
The flight arrives 1 day after departure.
Fri,Sun 22:45 Phoenix Sky Harbor (PHX) 4 00:20 Salt Lake City (SLC)
WN 3542 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-01-02 through 2026-01-04
The flight arrives 1 day after departure.
Non-Direct Flights:
Sat 11:15 Saint Louis (STL) 2 15:25 Houston Hobby (HOU)
WN 3542 1-stop Boeing 737-800 (73H) 4:10 Effective 2026-06-06 through 2026-08-01
Sat 14:00 Dallas Love Field (DAL) 1 18:20 Atlanta (ATL) N
WN 3542 1-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-03-07 through 2026-04-04
Sun 15:40 Kansas City (MCI) 21:00 Baltimore (BWI)
WN 3542 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2026-03-08 through 2026-04-05
Sat 15:55 New Orleans (MSY) 20:40 Baltimore (BWI)
WN 3542 1-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2026-03-07 through 2026-04-04
Sun 19:30 Tucson (TUS) 22:55 San Jose (SJC) B
WN 3542 1-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-06-07 through 2026-08-02
Sat 14:00 Dallas Love Field (DAL) 1 20:40 Baltimore (BWI)
WN 3542 2-stop Boeing 737-700 (Scimitar Winglets) 5:40 Effective 2026-03-07 through 2026-04-04
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3542: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3542
05:15
Seattle-Tacoma (SEA)

07:00
Sacramento (SMF) B
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
05:55
Seattle-Tacoma (SEA)

07:40
Sacramento (SMF) B
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
06:00
Seattle-Tacoma (SEA)

07:45
Sacramento (SMF) B
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
06:55
Seattle-Tacoma (SEA)

08:45
Sacramento (SMF) B
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
07:10
Tampa (TPA)

08:55
Austin (AUS)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3542
11:15
Saint Louis (STL) 2

13:00
Panama City (ECP)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3542
13:30
Phoenix Sky Harbor (PHX) 4

15:10
Salt Lake City (SLC)
Valid until 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3542
13:40
Panama City (ECP)

15:25
Houston Hobby (HOU)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3542
14:00
Dallas Love Field (DAL) 1

15:20
New Orleans (MSY)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
15:40
Kansas City (MCI)

18:40
Atlanta (ATL) N
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
15:55
New Orleans (MSY)

18:20
Atlanta (ATL) N
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
18:55
Atlanta (ATL) N

20:40
Baltimore (BWI)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
18:55
Atlanta (ATL) N

20:40
Baltimore (BWI)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3542
19:15
Atlanta (ATL) N

21:00
Baltimore (BWI)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
19:30
Tucson (TUS)

20:50
San Diego (SAN) 1
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3542
20:45
San Jose (SJC) B

22:00
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 WN3542
20:45
San Jose (SJC) B

22:00
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 WN3542
20:55
San Diego (SAN) 1

22:25
San Jose (SJC) B
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3542
21:00
San Diego (SAN) 1

22:25
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 WN3542
21:30
San Diego (SAN) 1

22:55
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 WN3542
21:45
Phoenix Sky Harbor (PHX) 4

23:30
Salt Lake City (SLC)
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3542
22:40
Phoenix Sky Harbor (PHX) 4

00:15(+1)
Salt Lake City (SLC)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:35, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN3542
22:45
Phoenix Sky Harbor (PHX) 4

00:20(+1)
Salt Lake City (SLC)
Effective 2026-01-02 through 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN3542
11:15
Saint Louis (STL) 2

15:25
Houston Hobby (HOU)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:10, 1-stop
Boeing 737-800 (73H)
Non-Direct Flights:
Southwest Airlines WN3542
14:00
Dallas Love Field (DAL) 1

18:20
Atlanta (ATL) N
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3542
15:40
Kansas City (MCI)

21:00
Baltimore (BWI)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3542
15:55
New Orleans (MSY)

20:40
Baltimore (BWI)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:45, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3542
19:30
Tucson (TUS)

22:55
San Jose (SJC) B
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN3542
14:00
Dallas Love Field (DAL) 1

20:40
Baltimore (BWI)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:40, 2-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Atlanta (ATL) - Baltimore (BWI)
  • Dallas Love Field (DAL) - Atlanta (ATL)
  • Dallas Love Field (DAL) - Baltimore (BWI)
  • Dallas Love Field (DAL) - New Orleans (MSY)
  • Kansas City (MCI) - Atlanta (ATL)
  • Kansas City (MCI) - Baltimore (BWI)
  • New Orleans (MSY) - Atlanta (ATL)
  • New Orleans (MSY) - Baltimore (BWI)
  • Panama City (ECP) - Houston Hobby (HOU)
  • Phoenix Sky Harbor (PHX) - Salt Lake City (SLC)
  • Saint Louis (STL) - Houston Hobby (HOU)
  • Saint Louis (STL) - Panama City (ECP)
  • San Diego (SAN) - San Jose (SJC)
  • San Jose (SJC) - Ontario, Los Angeles (ONT)
  • Seattle-Tacoma (SEA) - Sacramento (SMF)
  • Tampa (TPA) - Austin (AUS)
  • Tucson (TUS) - San Diego (SAN)
  • Tucson (TUS) - San Jose (SJC)
All Southwest Airlines flights
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