Southwest Airlines flight WN 643: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue,Wed 05:00 Ontario, Los Angeles (ONT) 4 08:15 Denver (DEN)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Valid until 2024-10-02
Sun 07:00 Lubbock (LBB) 08:10 Love Field, Dallas (DAL) 1
WN 643 Non-stop Boeing 737-700 (73W) 1:10 Operates only on 2024-09-01
Sun 07:45 Omaha (OMA) 09:25 Love Field, Dallas (DAL) 1
WN 643 Non-stop Boeing 737-700 (73W) 1:40 Effective 2024-09-08 through 2024-09-29
Thu 08:20 Baltimore (BWI) 10:15 Savannah (SAV)
WN 643 Non-stop Boeing 737-700 (73W) 1:55 Operates only on 2024-10-31
Sat 08:30 Baltimore (BWI) 09:35 Norfolk (ORF)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Effective 2025-01-11 through 2025-02-08
Sun 10:05 Love Field, Dallas (DAL) 1 11:55 Destin/Fort Walton Beach (VPS)
WN 643 Non-stop Boeing 737-700 (73W) 1:50 Effective 2024-09-08 through 2024-09-29
Sat 10:45 Baltimore (BWI) 11:50 Pittsburgh (PIT)
WN 643 Non-stop Boeing 737-700 (73W) 1:05 Effective 2024-10-05 through 2024-11-02
Thu 10:50 Savannah (SAV) 11:25 Nashville (BNA)
WN 643 Non-stop Boeing 737-700 (73W) 1:35 Operates only on 2024-10-31
Tue,Wed 11:15 Baltimore (BWI) 12:20 Pittsburgh (PIT)
WN 643 Non-stop Boeing 737-800 (73H) 1:05 Effective 2024-10-08 through 2024-10-30
Sat 11:25 Love Field, Dallas (DAL) 1 13:15 Destin/Fort Walton Beach (VPS)
WN 643 Non-stop Boeing 737-800 (73H) 1:50 Valid until 2024-09-28
Sat 12:00 Tampa (TPA) 14:50 Albany (ALB)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-11-23 through 2024-11-30
Sat 12:00 Tampa (TPA) 14:50 Albany (ALB)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-12-21 through 2025-01-04
Mon-Fri 12:00 Sacramento (SMF) B 13:30 San Diego (SAN) 1
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-01-07 through 2025-01-15
Tue-Fri,Sun 12:00 Sacramento (SMF) B 13:30 San Diego (SAN) 1
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-01-19 through 2025-01-24
Mon-Fri 12:00 Sacramento (SMF) B 13:30 San Diego (SAN) 1
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-01-27 through 2025-02-05
Tue,Wed,Sun 12:00 Sacramento (SMF) B 13:30 San Diego (SAN) 1
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-02-09 through 2025-02-12
Tue,Wed 12:00 Sacramento (SMF) B 13:30 San Diego (SAN) 1
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2025-02-19 through 2025-03-05
Sat 12:25 Pittsburgh (PIT) 14:45 Orlando (MCO)
WN 643 Non-stop Boeing 737-700 (73W) 2:20 Effective 2024-10-05 through 2024-11-02
Thu,Fri,Sun 12:35 San Antonio (SAT) A 13:55 Oklahoma City (OKC)
WN 643 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-01-12 through 2025-01-17
Mon,Sun 12:35 San Antonio (SAT) A 13:55 Oklahoma City (OKC)
WN 643 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-01-20 through 2025-01-26
Thu,Fri,Sun 12:35 San Antonio (SAT) A 13:55 Oklahoma City (OKC)
WN 643 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-02-02 through 2025-02-07
Mon 12:35 San Antonio (SAT) A 13:55 Oklahoma City (OKC)
WN 643 Non-stop Boeing 737-800 (73H) 1:20 Operates only on 2025-02-10
Mon,Tue,Thu 12:35 San Antonio (SAT) A 13:55 Oklahoma City (OKC)
WN 643 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-02-18 through 2025-02-24
Mon 12:35 San Antonio (SAT) A 13:55 Oklahoma City (OKC)
WN 643 Non-stop Boeing 737-800 (73H) 1:20 Operates only on 2025-03-03
Mon-Wed 13:00 Nashville (BNA) 16:00 Phoenix Sky Harbor (PHX) 4
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2024-11-04 through 2024-11-06
Tue,Wed 13:00 Nashville (BNA) 16:00 Phoenix Sky Harbor (PHX) 4
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2024-11-12 through 2024-11-20
Tue-Fri 13:00 Nashville (BNA) 16:00 Phoenix Sky Harbor (PHX) 4
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2024-11-29 through 2024-12-06
Mon-Thu 13:00 Nashville (BNA) 16:00 Phoenix Sky Harbor (PHX) 4
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2024-12-09 through 2024-12-18
Tue,Wed 13:00 Nashville (BNA) 16:00 Phoenix Sky Harbor (PHX) 4
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2024-12-24 through 2025-01-01
Mon 13:00 Nashville (BNA) 16:00 Phoenix Sky Harbor (PHX) 4
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Operates only on 2025-01-06
Sat 13:35 Houston Hobby (HOU) 16:55 Miami (MIA)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-02-15 through 2025-03-01
Sat 14:00 Destin/Fort Walton Beach (VPS) 15:25 Nashville (BNA)
WN 643 Non-stop Boeing 737-800 (73H) 1:25 Valid until 2024-09-28
Mon-Fri 14:15 San Diego (SAN) 1 17:00 Albuquerque (ABQ)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2025-01-07 through 2025-01-15
Tue-Fri,Sun 14:15 San Diego (SAN) 1 17:00 Albuquerque (ABQ)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2025-01-19 through 2025-01-24
Mon-Fri 14:15 San Diego (SAN) 1 17:00 Albuquerque (ABQ)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2025-01-27 through 2025-02-05
Tue,Wed,Sun 14:15 San Diego (SAN) 1 17:00 Albuquerque (ABQ)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2025-02-09 through 2025-02-12
Tue,Wed 14:15 San Diego (SAN) 1 17:00 Albuquerque (ABQ)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2025-02-19 through 2025-03-05
Sat 15:40 Albany (ALB) 17:00 Baltimore (BWI)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2024-11-23 through 2024-11-30
Sat 15:40 Albany (ALB) 17:00 Baltimore (BWI)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2024-12-21 through 2025-01-04
Mon-Wed 18:45 Denver (DEN) 22:10 Nashville (BNA)
WN 643 Non-stop Boeing 737-700 (73W) 2:25 Effective 2024-11-26 through 2024-12-02
Mon,Thu,Fri,Sun 18:45 Denver (DEN) 22:10 Nashville (BNA)
WN 643 Non-stop Boeing 737-700 (73W) 2:25 Effective 2024-12-20 through 2025-01-02
Sun 18:45 Denver (DEN) 22:10 Nashville (BNA)
WN 643 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2025-01-05
Mon,Thu,Fri 20:55 Santa Ana (SNA) 22:20 Oakland (OAK) 2
WN 643 Non-stop Boeing 737-700 (73W) 1:25 Valid until 2024-09-30
Mon,Thu,Fri 22:10 Houston Hobby (HOU) 00:35 Midway, Chicago (MDW)
WN 643 Non-stop Boeing 737-800 (73H) 2:25 Effective 2024-10-03 through 2024-10-28
The flight arrives 1 day after departure.
Fri 22:10 Houston Hobby (HOU) 00:35 Midway, Chicago (MDW)
WN 643 Non-stop Boeing 737-800 (73H) 2:25 Operates only on 2024-11-01
The flight arrives 1 day after departure.
Sun 22:15 Austin (AUS) 00:15 Nashville (BNA)
WN 643 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2024-10-06 through 2024-10-27
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 07:45 Omaha (OMA) 11:55 Destin/Fort Walton Beach (VPS)
WN 643 1-stop Boeing 737-700 (73W) 4:10 Effective 2024-09-08 through 2024-09-29
Thu 08:20 Baltimore (BWI) 11:25 Nashville (BNA)
WN 643 1-stop Boeing 737-700 (73W) 4:05 Operates only on 2024-10-31
Sat 10:45 Baltimore (BWI) 14:45 Orlando (MCO)
WN 643 1-stop Boeing 737-700 (73W) 4:00 Effective 2024-10-05 through 2024-11-02
Sat 11:25 Love Field, Dallas (DAL) 1 15:25 Nashville (BNA)
WN 643 1-stop Boeing 737-800 (73H) 4:00 Valid until 2024-09-28
Sat 12:00 Tampa (TPA) 17:00 Baltimore (BWI)
WN 643 1-stop Boeing 737 MAX 8 (7M8) 5:00 Effective 2024-11-23 through 2024-11-30
Sat 12:00 Tampa (TPA) 17:00 Baltimore (BWI)
WN 643 1-stop Boeing 737 MAX 8 (7M8) 5:00 Effective 2024-12-21 through 2025-01-04
Mon-Fri 12:00 Sacramento (SMF) B 17:00 Albuquerque (ABQ)
WN 643 1-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-01-07 through 2025-01-15
Tue-Fri,Sun 12:00 Sacramento (SMF) B 17:00 Albuquerque (ABQ)
WN 643 1-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-01-19 through 2025-01-24
Mon-Fri 12:00 Sacramento (SMF) B 17:00 Albuquerque (ABQ)
WN 643 1-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-01-27 through 2025-02-05
Tue,Wed,Sun 12:00 Sacramento (SMF) B 17:00 Albuquerque (ABQ)
WN 643 1-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-02-09 through 2025-02-12
Tue,Wed 12:00 Sacramento (SMF) B 17:00 Albuquerque (ABQ)
WN 643 1-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2025-02-19 through 2025-03-05
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 643: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN643
05:00
Ontario, Los Angeles (ONT) 4

08:15
Denver (DEN)
Valid until 2024-10-02
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
07:00
Lubbock (LBB)

08:10
Love Field, Dallas (DAL) 1
Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
07:45
Omaha (OMA)

09:25
Love Field, Dallas (DAL) 1
Effective 2024-09-08 through 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:40, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
08:20
Baltimore (BWI)

10:15
Savannah (SAV)
Operates only on 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
08:30
Baltimore (BWI)

09:35
Norfolk (ORF)
Effective 2025-01-11 through 2025-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
10:05
Love Field, Dallas (DAL) 1

11:55
Destin/Fort Walton Beach (VPS)
Effective 2024-09-08 through 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
10:45
Baltimore (BWI)

11:50
Pittsburgh (PIT)
Effective 2024-10-05 through 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:05, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
10:50
Savannah (SAV)

11:25
Nashville (BNA)
Operates only on 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
11:15
Baltimore (BWI)

12:20
Pittsburgh (PIT)
Effective 2024-10-08 through 2024-10-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
11:25
Love Field, Dallas (DAL) 1

13:15
Destin/Fort Walton Beach (VPS)
Valid until 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
12:00
Tampa (TPA)

14:50
Albany (ALB)
Effective 2024-11-23 through 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Tampa (TPA)

14:50
Albany (ALB)
Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

13:30
San Diego (SAN) 1
Effective 2025-01-07 through 2025-01-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

13:30
San Diego (SAN) 1
Effective 2025-01-19 through 2025-01-24
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

13:30
San Diego (SAN) 1
Effective 2025-01-27 through 2025-02-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

13:30
San Diego (SAN) 1
Effective 2025-02-09 through 2025-02-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

13:30
San Diego (SAN) 1
Effective 2025-02-19 through 2025-03-05
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:25
Pittsburgh (PIT)

14:45
Orlando (MCO)
Effective 2024-10-05 through 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
12:35
San Antonio (SAT) A

13:55
Oklahoma City (OKC)
Effective 2025-01-12 through 2025-01-17
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
12:35
San Antonio (SAT) A

13:55
Oklahoma City (OKC)
Effective 2025-01-20 through 2025-01-26
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
12:35
San Antonio (SAT) A

13:55
Oklahoma City (OKC)
Effective 2025-02-02 through 2025-02-07
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
12:35
San Antonio (SAT) A

13:55
Oklahoma City (OKC)
Operates only on 2025-02-10
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
12:35
San Antonio (SAT) A

13:55
Oklahoma City (OKC)
Effective 2025-02-18 through 2025-02-24
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
12:35
San Antonio (SAT) A

13:55
Oklahoma City (OKC)
Operates only on 2025-03-03
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
13:00
Nashville (BNA)

16:00
Phoenix Sky Harbor (PHX) 4
Effective 2024-11-04 through 2024-11-06
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
13:00
Nashville (BNA)

16:00
Phoenix Sky Harbor (PHX) 4
Effective 2024-11-12 through 2024-11-20
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
13:00
Nashville (BNA)

16:00
Phoenix Sky Harbor (PHX) 4
Effective 2024-11-29 through 2024-12-06
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
13:00
Nashville (BNA)

16:00
Phoenix Sky Harbor (PHX) 4
Effective 2024-12-09 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
13:00
Nashville (BNA)

16:00
Phoenix Sky Harbor (PHX) 4
Effective 2024-12-24 through 2025-01-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
13:00
Nashville (BNA)

16:00
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-01-06
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
13:35
Houston Hobby (HOU)

16:55
Miami (MIA)
Effective 2025-02-15 through 2025-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
14:00
Destin/Fort Walton Beach (VPS)

15:25
Nashville (BNA)
Valid until 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
14:15
San Diego (SAN) 1

17:00
Albuquerque (ABQ)
Effective 2025-01-07 through 2025-01-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
14:15
San Diego (SAN) 1

17:00
Albuquerque (ABQ)
Effective 2025-01-19 through 2025-01-24
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
14:15
San Diego (SAN) 1

17:00
Albuquerque (ABQ)
Effective 2025-01-27 through 2025-02-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
14:15
San Diego (SAN) 1

17:00
Albuquerque (ABQ)
Effective 2025-02-09 through 2025-02-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
14:15
San Diego (SAN) 1

17:00
Albuquerque (ABQ)
Effective 2025-02-19 through 2025-03-05
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
15:40
Albany (ALB)

17:00
Baltimore (BWI)
Effective 2024-11-23 through 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
15:40
Albany (ALB)

17:00
Baltimore (BWI)
Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
18:45
Denver (DEN)

22:10
Nashville (BNA)
Effective 2024-11-26 through 2024-12-02
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
18:45
Denver (DEN)

22:10
Nashville (BNA)
Effective 2024-12-20 through 2025-01-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
18:45
Denver (DEN)

22:10
Nashville (BNA)
Operates only on 2025-01-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
20:55
Santa Ana (SNA)

22:20
Oakland (OAK) 2
Valid until 2024-09-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
22:10
Houston Hobby (HOU)

00:35(+1)
Midway, Chicago (MDW)
Effective 2024-10-03 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN643
22:10
Houston Hobby (HOU)

00:35(+1)
Midway, Chicago (MDW)
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Southwest Airlines WN643
22:15
Austin (AUS)

00:15(+1)
Nashville (BNA)
Effective 2024-10-06 through 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN643
07:45
Omaha (OMA)

11:55
Destin/Fort Walton Beach (VPS)
Effective 2024-09-08 through 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
08:20
Baltimore (BWI)

11:25
Nashville (BNA)
Operates only on 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:05, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
10:45
Baltimore (BWI)

14:45
Orlando (MCO)
Effective 2024-10-05 through 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:00, 1-stop
Boeing 737-700 (73W)
Southwest Airlines WN643
11:25
Love Field, Dallas (DAL) 1

15:25
Nashville (BNA)
Valid until 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:00, 1-stop
Boeing 737-800 (73H)
Southwest Airlines WN643
12:00
Tampa (TPA)

17:00
Baltimore (BWI)
Effective 2024-11-23 through 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:00, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Tampa (TPA)

17:00
Baltimore (BWI)
Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:00, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

17:00
Albuquerque (ABQ)
Effective 2025-01-07 through 2025-01-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

17:00
Albuquerque (ABQ)
Effective 2025-01-19 through 2025-01-24
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 4:00, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

17:00
Albuquerque (ABQ)
Effective 2025-01-27 through 2025-02-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

17:00
Albuquerque (ABQ)
Effective 2025-02-09 through 2025-02-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, 1-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN643
12:00
Sacramento (SMF) B

17:00
Albuquerque (ABQ)
Effective 2025-02-19 through 2025-03-05
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:00, 1-stop
Boeing 737 MAX 8 (7M8)
This flight number is listed as serving the following routes:
  • Albany (ALB) - Baltimore (BWI)
  • Austin (AUS) - Nashville (BNA)
  • Baltimore (BWI) - Nashville (BNA)
  • Baltimore (BWI) - Norfolk (ORF)
  • Baltimore (BWI) - Orlando (MCO)
  • Baltimore (BWI) - Pittsburgh (PIT)
  • Baltimore (BWI) - Savannah (SAV)
  • Denver (DEN) - Nashville (BNA)
  • Destin/Fort Walton Beach (VPS) - Nashville (BNA)
  • Houston Hobby (HOU) - Miami (MIA)
  • Houston Hobby (HOU) - Midway, Chicago (MDW)
  • Love Field, Dallas (DAL) - Destin/Fort Walton Beach (VPS)
  • Love Field, Dallas (DAL) - Nashville (BNA)
  • Lubbock (LBB) - Love Field, Dallas (DAL)
  • Nashville (BNA) - Phoenix Sky Harbor (PHX)
  • Omaha (OMA) - Destin/Fort Walton Beach (VPS)
  • Omaha (OMA) - Love Field, Dallas (DAL)
  • Ontario, Los Angeles (ONT) - Denver (DEN)
  • Pittsburgh (PIT) - Orlando (MCO)
  • Sacramento (SMF) - Albuquerque (ABQ)
  • Sacramento (SMF) - San Diego (SAN)
  • San Antonio (SAT) - Oklahoma City (OKC)
  • San Diego (SAN) - Albuquerque (ABQ)
  • Santa Ana (SNA) - Oakland (OAK)
  • Savannah (SAV) - Nashville (BNA)
  • Tampa (TPA) - Albany (ALB)
  • Tampa (TPA) - Baltimore (BWI)
All Southwest Airlines flights
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