Southwest Airlines flight WN 4039: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon-Sat 06:05 Baltimore (BWI) 08:05 Las Vegas Harry Reid (LAS) 1
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Effective 2025-06-05 through 2025-07-03
Sun 06:05 Baltimore (BWI) 08:05 Las Vegas Harry Reid (LAS) 1
WN 4039 Non-stop Boeing 737-700 (73W) 5:00 Effective 2025-06-08 through 2025-08-03
Mon-Sat 06:05 Baltimore (BWI) 08:05 Las Vegas Harry Reid (LAS) 1
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Effective 2025-07-05 through 2025-08-04
Fri 06:10 Baltimore (BWI) 08:15 Las Vegas Harry Reid (LAS) 1
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 5:05 Operates only on 2025-07-04
Sun 08:10 Houston Hobby (HOU) 09:25 Las Vegas Harry Reid (LAS) 1
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Valid until 2025-05-18
Sun 08:10 Houston Hobby (HOU) 09:25 Las Vegas Harry Reid (LAS) 1
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Operates only on 2025-06-01
Sun 08:45 Las Vegas Harry Reid (LAS) 1 10:00 Long Beach (LGB)
WN 4039 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-06-08 through 2025-08-03
Sun 10:05 Las Vegas Harry Reid (LAS) 1 11:40 Oakland (OAK) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Valid until 2025-05-18
Sun 10:05 Las Vegas Harry Reid (LAS) 1 11:40 Oakland (OAK) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Operates only on 2025-06-01
Sat 10:20 Hartford (BDL) 13:25 Fort Lauderdale (FLL) 1
WN 4039 Non-stop Boeing 737-700 (73W) 3:05 Valid until 2025-05-31
Sun 10:20 Las Vegas Harry Reid (LAS) 1 11:55 Oakland (OAK) 2
WN 4039 Non-stop Boeing 737-800 (73H) 1:35 Operates only on 2025-05-25
Mon,Thu,Fri 12:50 Denver (DEN) 15:55 Austin (AUS)
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-08-07 through 2025-09-29
Sun 15:15 Denver (DEN) 18:20 Austin (AUS)
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-08-10 through 2025-08-24
Sun 15:15 Denver (DEN) 18:20 Austin (AUS)
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2025-09-07 through 2025-09-28
Sun 15:40 Denver (DEN) 18:50 Austin (AUS)
WN 4039 Non-stop Boeing 737-700 (73W) 2:10 Operates only on 2025-08-31
Sun 16:20 Oakland (OAK) 2 17:45 Santa Ana (SNA)
WN 4039 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2025-10-05 through 2025-10-26
Mon,Thu,Fri 17:20 Oakland (OAK) 2 18:50 Santa Ana (SNA)
WN 4039 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2025-10-02 through 2025-10-31
Tue,Wed 18:00 Philadelphia (PHL) E 19:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-11-04 through 2025-11-12
Mon-Thu 18:00 Philadelphia (PHL) E 19:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-11-17 through 2025-11-20
Mon-Fri 18:00 Philadelphia (PHL) E 19:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-12-02 through 2025-12-11
Mon-Wed 18:00 Philadelphia (PHL) E 19:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-12-15 through 2025-12-17
Wed,Thu 18:00 Philadelphia (PHL) E 19:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-12-24 through 2026-01-01
Mon-Wed 19:30 Philadelphia (PHL) E 21:05 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 19:30 Philadelphia (PHL) E 21:05 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-12-19 through 2026-01-04
Sun 19:45 Philadelphia (PHL) E 21:20 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2025-11-30
Mon,Thu,Fri,Sun 20:00 Philadelphia (PHL) E 21:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-11-02 through 2025-11-16
Mon,Fri-Sun 20:00 Philadelphia (PHL) E 21:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-11-21 through 2025-11-29
Fri,Sun 20:00 Philadelphia (PHL) E 21:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-12-07 through 2025-12-14
Thu,Sat 20:00 Philadelphia (PHL) E 21:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-12-18 through 2025-12-20
Sat 20:00 Philadelphia (PHL) E 21:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2025-12-27 through 2026-01-03
Mon 20:00 Philadelphia (PHL) E 21:30 Saint Louis (STL) 2
WN 4039 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Operates only on 2026-01-05
Sun 21:55 Saint Louis (STL) 2 00:15 San Antonio (SAT) A
WN 4039 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Operates only on 2025-11-30
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 06:05 Baltimore (BWI) 10:00 Long Beach (LGB)
WN 4039 1-stop Boeing 737-700 (73W) 6:55 Effective 2025-06-08 through 2025-08-03
Sun 08:10 Houston Hobby (HOU) 11:40 Oakland (OAK) 2
WN 4039 1-stop Boeing 737 MAX 8 (7M8) 5:30 Valid until 2025-05-18
Sun 08:10 Houston Hobby (HOU) 11:40 Oakland (OAK) 2
WN 4039 1-stop Boeing 737 MAX 8 (7M8) 5:30 Operates only on 2025-06-01
Sun 19:45 Philadelphia (PHL) E 00:15 San Antonio (SAT) A
WN 4039 1-stop Boeing 737-700 (Scimitar Winglets) 5:30 Operates only on 2025-11-30
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4039: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4039
06:05
Baltimore (BWI)

08:05
Las Vegas Harry Reid (LAS) 1
Effective 2025-06-05 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
06:05
Baltimore (BWI)

08:05
Las Vegas Harry Reid (LAS) 1
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4039
06:05
Baltimore (BWI)

08:05
Las Vegas Harry Reid (LAS) 1
Effective 2025-07-05 through 2025-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
06:10
Baltimore (BWI)

08:15
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 5:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
08:10
Houston Hobby (HOU)

09:25
Las Vegas Harry Reid (LAS) 1
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
08:10
Houston Hobby (HOU)

09:25
Las Vegas Harry Reid (LAS) 1
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
08:45
Las Vegas Harry Reid (LAS) 1

10:00
Long Beach (LGB)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4039
10:05
Las Vegas Harry Reid (LAS) 1

11:40
Oakland (OAK) 2
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
10:05
Las Vegas Harry Reid (LAS) 1

11:40
Oakland (OAK) 2
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
10:20
Hartford (BDL)

13:25
Fort Lauderdale (FLL) 1
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:05, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4039
10:20
Las Vegas Harry Reid (LAS) 1

11:55
Oakland (OAK) 2
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4039
12:50
Denver (DEN)

15:55
Austin (AUS)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
15:15
Denver (DEN)

18:20
Austin (AUS)
Effective 2025-08-10 through 2025-08-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
15:15
Denver (DEN)

18:20
Austin (AUS)
Effective 2025-09-07 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
15:40
Denver (DEN)

18:50
Austin (AUS)
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4039
16:20
Oakland (OAK) 2

17:45
Santa Ana (SNA)
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4039
17:20
Oakland (OAK) 2

18:50
Santa Ana (SNA)
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4039
18:00
Philadelphia (PHL) E

19:30
Saint Louis (STL) 2
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
18:00
Philadelphia (PHL) E

19:30
Saint Louis (STL) 2
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
18:00
Philadelphia (PHL) E

19:30
Saint Louis (STL) 2
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
18:00
Philadelphia (PHL) E

19:30
Saint Louis (STL) 2
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
18:00
Philadelphia (PHL) E

19:30
Saint Louis (STL) 2
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
19:30
Philadelphia (PHL) E

21:05
Saint Louis (STL) 2
Effective 2025-11-25 through 2025-12-01
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4039
19:30
Philadelphia (PHL) E

21:05
Saint Louis (STL) 2
Effective 2025-12-19 through 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4039
19:45
Philadelphia (PHL) E

21:20
Saint Louis (STL) 2
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN4039
20:00
Philadelphia (PHL) E

21:30
Saint Louis (STL) 2
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
20:00
Philadelphia (PHL) E

21:30
Saint Louis (STL) 2
Effective 2025-11-21 through 2025-11-29
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
20:00
Philadelphia (PHL) E

21:30
Saint Louis (STL) 2
Effective 2025-12-07 through 2025-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
20:00
Philadelphia (PHL) E

21:30
Saint Louis (STL) 2
Effective 2025-12-18 through 2025-12-20
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
20:00
Philadelphia (PHL) E

21:30
Saint Louis (STL) 2
Effective 2025-12-27 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
20:00
Philadelphia (PHL) E

21:30
Saint Louis (STL) 2
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
21:55
Saint Louis (STL) 2

00:15(+1)
San Antonio (SAT) A
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN4039
06:05
Baltimore (BWI)

10:00
Long Beach (LGB)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:55, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN4039
08:10
Houston Hobby (HOU)

11:40
Oakland (OAK) 2
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:30, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
08:10
Houston Hobby (HOU)

11:40
Oakland (OAK) 2
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:30, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4039
19:45
Philadelphia (PHL) E

00:15(+1)
San Antonio (SAT) A
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Baltimore (BWI) - Las Vegas Harry Reid (LAS)
  • Baltimore (BWI) - Long Beach (LGB)
  • Denver (DEN) - Austin (AUS)
  • Hartford (BDL) - Fort Lauderdale (FLL)
  • Houston Hobby (HOU) - Las Vegas Harry Reid (LAS)
  • Houston Hobby (HOU) - Oakland (OAK)
  • Las Vegas Harry Reid (LAS) - Long Beach (LGB)
  • Las Vegas Harry Reid (LAS) - Oakland (OAK)
  • Oakland (OAK) - Santa Ana (SNA)
  • Philadelphia (PHL) - Saint Louis (STL)
  • Philadelphia (PHL) - San Antonio (SAT)
  • Saint Louis (STL) - San Antonio (SAT)
All Southwest Airlines flights
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