Southwest Airlines flight WN 646: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu-Sun 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-11-02 through 2025-11-16
Mon-Wed,Fri,Sun 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-11-21 through 2025-11-28
Sat 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2025-11-22 through 2025-11-29
Sun 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Operates only on 2025-11-30
Mon,Sat,Sun 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-01 through 2025-12-07
Thu-Sun 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-12 through 2025-12-19
Sat 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2025-12-20 through 2026-01-03
Mon,Tue,Fri,Sun 06:00 Love Field, Dallas (DAL) 1 09:45 Baltimore (BWI)
WN 646 Non-stop Boeing 737-800 (73H) 2:45 Effective 2025-12-21 through 2026-01-05
Sun 06:15 Saint Louis (STL) 2 09:35 New York LaGuardia (LGA) B
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-10-05 through 2025-10-26
Mon,Thu,Fri 07:10 Saint Louis (STL) 2 10:30 New York LaGuardia (LGA) B
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2025-10-02 through 2025-10-31
Sat 08:25 Saint Louis (STL) 2 11:45 New York LaGuardia (LGA) B
WN 646 Non-stop Boeing 737-800 (73H) 2:20 Effective 2025-10-04 through 2025-11-01
Tue,Wed 10:05 Saint Louis (STL) 2 13:25 New York LaGuardia (LGA) B
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 10:20 Austin (AUS) 11:20 Long Beach (LGB)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 10:20 Austin (AUS) 11:20 Long Beach (LGB)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2025-07-07 through 2025-08-04
Thu 10:45 Denver (DEN) 12:10 San Diego (SAN) 1
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Operates only on 2025-11-27
Tue,Wed 11:30 Love Field, Dallas (DAL) 1 15:15 Baltimore (BWI)
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-11-04 through 2025-11-12
Mon-Thu 11:30 Love Field, Dallas (DAL) 1 15:15 Baltimore (BWI)
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-11-17 through 2025-11-20
Mon-Fri 11:30 Love Field, Dallas (DAL) 1 15:15 Baltimore (BWI)
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-12-02 through 2025-12-11
Mon-Wed 11:30 Love Field, Dallas (DAL) 1 15:15 Baltimore (BWI)
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-12-15 through 2025-12-17
Wed,Thu 11:30 Love Field, Dallas (DAL) 1 15:15 Baltimore (BWI)
WN 646 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2025-12-24 through 2026-01-01
Sat 12:40 Saint Louis (STL) 2 15:30 Savannah (SAV)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Valid until 2025-05-31
Sun 13:40 Saint Louis (STL) 2 16:30 Savannah (SAV)
WN 646 Non-stop Boeing 737-700 (73W) 1:50 Operates only on 2025-05-25
Sun 13:55 Saint Louis (STL) 2 16:45 Savannah (SAV)
WN 646 Non-stop Boeing 737-700 (73W) 1:50 Valid until 2025-05-18
Sun 13:55 Saint Louis (STL) 2 16:45 Savannah (SAV)
WN 646 Non-stop Boeing 737-700 (73W) 1:50 Operates only on 2025-06-01
Sun 14:45 Los Angeles (LAX) 1 19:55 Love Field, Dallas (DAL) 1
WN 646 Non-stop Boeing 737-800 (73H) 3:10 Effective 2025-06-08 through 2025-08-03
Tue,Wed 14:50 Tampa (TPA) 15:50 Nashville (BNA)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Valid until 2025-06-04
Tue,Wed 14:55 Austin (AUS) 18:20 Indianapolis (IND)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2025-08-05 through 2025-10-01
Sat 15:15 Austin (AUS) 18:40 Indianapolis (IND)
WN 646 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-08-09 through 2025-09-27
Mon,Thu,Fri 18:10 Tampa (TPA) 19:10 Nashville (BNA)
WN 646 Non-stop Boeing 737-800 (73H) 2:00 Valid until 2025-06-02
Sun 19:10 Oklahoma City (OKC) 19:35 Phoenix Sky Harbor (PHX) 4
WN 646 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2025-08-31
Mon,Thu,Fri 19:20 Austin (AUS) 22:45 Indianapolis (IND)
WN 646 Non-stop Boeing 737-700 (73W) 2:25 Effective 2025-08-07 through 2025-09-29
Sat 19:30 Midway, Chicago (MDW) 22:35 Charleston (CHS)
WN 646 Non-stop Boeing 737-800 (73H) 2:05 Effective 2025-06-07 through 2025-08-02
Tue,Wed 20:00 Austin (AUS) 21:05 Long Beach (LGB)
WN 646 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Effective 2025-06-10 through 2025-07-30
Sun 20:35 Love Field, Dallas (DAL) 1 00:10 Orlando (MCO)
WN 646 Non-stop Boeing 737-800 (73H) 2:35 Effective 2025-06-08 through 2025-08-03
The flight arrives 1 day after departure.
Non-Direct Flights:
Sun 14:45 Los Angeles (LAX) 1 00:10 Orlando (MCO)
WN 646 1-stop Boeing 737-800 (73H) 6:25 Effective 2025-06-08 through 2025-08-03
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 646: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Effective 2025-11-02 through 2025-11-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Effective 2025-11-21 through 2025-11-28
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Effective 2025-11-22 through 2025-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Effective 2025-12-01 through 2025-12-07
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Effective 2025-12-12 through 2025-12-19
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Effective 2025-12-20 through 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
06:00
Love Field, Dallas (DAL) 1

09:45
Baltimore (BWI)
Effective 2025-12-21 through 2026-01-05
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
06:15
Saint Louis (STL) 2

09:35
New York LaGuardia (LGA) B
Effective 2025-10-05 through 2025-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
07:10
Saint Louis (STL) 2

10:30
New York LaGuardia (LGA) B
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
08:25
Saint Louis (STL) 2

11:45
New York LaGuardia (LGA) B
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:20, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
10:05
Saint Louis (STL) 2

13:25
New York LaGuardia (LGA) B
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
10:20
Austin (AUS)

11:20
Long Beach (LGB)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
10:20
Austin (AUS)

11:20
Long Beach (LGB)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
10:45
Denver (DEN)

12:10
San Diego (SAN) 1
Operates only on 2025-11-27
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
11:30
Love Field, Dallas (DAL) 1

15:15
Baltimore (BWI)
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
11:30
Love Field, Dallas (DAL) 1

15:15
Baltimore (BWI)
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
11:30
Love Field, Dallas (DAL) 1

15:15
Baltimore (BWI)
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
11:30
Love Field, Dallas (DAL) 1

15:15
Baltimore (BWI)
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
11:30
Love Field, Dallas (DAL) 1

15:15
Baltimore (BWI)
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Southwest Airlines WN646
12:40
Saint Louis (STL) 2

15:30
Savannah (SAV)
Valid until 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
13:40
Saint Louis (STL) 2

16:30
Savannah (SAV)
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN646
13:55
Saint Louis (STL) 2

16:45
Savannah (SAV)
Valid until 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN646
13:55
Saint Louis (STL) 2

16:45
Savannah (SAV)
Operates only on 2025-06-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN646
14:45
Los Angeles (LAX) 1

19:55
Love Field, Dallas (DAL) 1
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:10, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
14:50
Tampa (TPA)

15:50
Nashville (BNA)
Valid until 2025-06-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
14:55
Austin (AUS)

18:20
Indianapolis (IND)
Effective 2025-08-05 through 2025-10-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
15:15
Austin (AUS)

18:40
Indianapolis (IND)
Effective 2025-08-09 through 2025-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
18:10
Tampa (TPA)

19:10
Nashville (BNA)
Valid until 2025-06-02
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
19:10
Oklahoma City (OKC)

19:35
Phoenix Sky Harbor (PHX) 4
Operates only on 2025-08-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN646
19:20
Austin (AUS)

22:45
Indianapolis (IND)
Effective 2025-08-07 through 2025-09-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN646
19:30
Midway, Chicago (MDW)

22:35
Charleston (CHS)
Effective 2025-06-07 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN646
20:00
Austin (AUS)

21:05
Long Beach (LGB)
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN646
20:35
Love Field, Dallas (DAL) 1

00:10(+1)
Orlando (MCO)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:35, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN646
14:45
Los Angeles (LAX) 1

00:10(+1)
Orlando (MCO)
Effective 2025-06-08 through 2025-08-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:25, 1-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.
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This flight number is listed as serving the following routes:
  • Austin (AUS) - Indianapolis (IND)
  • Austin (AUS) - Long Beach (LGB)
  • Denver (DEN) - San Diego (SAN)
  • Los Angeles (LAX) - Love Field, Dallas (DAL)
  • Los Angeles (LAX) - Orlando (MCO)
  • Love Field, Dallas (DAL) - Baltimore (BWI)
  • Love Field, Dallas (DAL) - Orlando (MCO)
  • Midway, Chicago (MDW) - Charleston (CHS)
  • Oklahoma City (OKC) - Phoenix Sky Harbor (PHX)
  • Saint Louis (STL) - New York LaGuardia (LGA)
  • Saint Louis (STL) - Savannah (SAV)
  • Tampa (TPA) - Nashville (BNA)
All Southwest Airlines flights
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