Southwest Airlines flight WN 2456: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon-Fri 06:00 Nashville (BNA) 08:55 Tampa (TPA) WN 2456 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 06:00 Nashville (BNA) 08:55 Tampa (TPA) WN 2456 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-01-18 through 2026-01-23
Mon-Fri 06:00 Nashville (BNA) 08:55 Tampa (TPA) WN 2456 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 06:00 Nashville (BNA) 08:55 Tampa (TPA) WN 2456 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-08 through 2026-02-11
Tue,Wed 06:00 Nashville (BNA) 08:55 Tampa (TPA) WN 2456 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-18 through 2026-03-04
Mon,Thu,Fri 06:10 Indianapolis (IND) 07:35 Austin (AUS) WN 2456 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-08-06 through 2026-09-28
Sun 10:05 Dallas Love Field (DAL) 1 11:40 Kansas City (MCI) WN 2456 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-04-12 through 2026-05-17
Sun 10:05 Dallas Love Field (DAL) 1 11:40 Kansas City (MCI) WN 2456 Non-stop Boeing 737-800 (73H) 1:35 Operates only on 2026-05-31
Tue,Wed 12:05 Orlando (MCO) 14:00 Dallas Love Field (DAL) 1 WN 2456 Non-stop Boeing 737-700 (Scimitar Winglets) 2:55 Effective 2026-04-07 through 2026-06-03
Sat 12:30 Miami (MIA) 14:20 Saint Louis (STL) 2 WN 2456 Non-stop Boeing 737-700 (Scimitar Winglets) 2:50 Effective 2026-08-08 through 2026-09-26
Tue,Wed 12:50 Miami (MIA) 14:40 Saint Louis (STL) 2 WN 2456 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-08-04 through 2026-09-30
Tue,Wed 14:40 Dallas Love Field (DAL) 1 16:15 Kansas City (MCI) WN 2456 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 15:35 Dallas Love Field (DAL) 1 17:10 Kansas City (MCI) WN 2456 Non-stop Boeing 737-800 (73H) 1:35 Effective 2026-04-09 through 2026-06-01
Daily 15:45 Lihue (LIH) 16:25 Honolulu (HNL) 2 WN 2456 Non-stop Boeing 737 MAX 8 (7M8) 0:40 Effective 2026-03-08 through 2026-04-06
Sat 15:50 Dallas Love Field (DAL) 1 17:25 Kansas City (MCI) WN 2456 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-04-11 through 2026-05-30
Sun 16:40 New York LaGuardia (LGA) B 19:20 Denver (DEN) WN 2456 Non-stop Boeing 737-700 (Scimitar Winglets) 4:40 Effective 2026-06-07 through 2026-08-02
Tue,Wed 16:40 New York LaGuardia (LGA) B 19:20 Denver (DEN) WN 2456 Non-stop Boeing 737 MAX 8 (7M8) 4:40 Effective 2026-06-09 through 2026-07-29
Thu-Sat 16:45 Lihue (LIH) 17:25 Honolulu (HNL) 2 WN 2456 Non-stop Boeing 737 MAX 8 (7M8) 0:40 Effective 2026-03-05 through 2026-03-07
Mon,Thu,Fri 16:45 New York LaGuardia (LGA) B 19:25 Denver (DEN) WN 2456 Non-stop Boeing 737 MAX 8 (7M8) 4:40 Effective 2026-06-04 through 2026-08-03
Tue,Wed 16:50 Kansas City (MCI) 17:55 Saint Louis (STL) 2 WN 2456 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2026-04-07 through 2026-06-03
Sat 17:00 New York LaGuardia (LGA) B 19:40 Denver (DEN) WN 2456 Non-stop Boeing 737-800 (73H) 4:40 Effective 2026-06-06 through 2026-08-01
Mon 17:45 San Diego (SAN) 1 20:10 Phoenix Sky Harbor (PHX) 4 WN 2456 Non-stop Boeing 737-800 (73H) 1:25 Operates only on 2026-01-05
Mon 20:50 Phoenix Sky Harbor (PHX) 4 00:10 Houston Hobby (HOU) WN 2456 Non-stop Boeing 737-800 (73H) 2:20 Operates only on 2026-01-05 The flight arrives 1 day after departure.
Non-Direct Flights:
Tue,Wed 12:05 Orlando (MCO) 16:15 Kansas City (MCI) WN 2456 1-stop Boeing 737-700 (Scimitar Winglets) 5:10 Effective 2026-04-07 through 2026-06-03
Tue,Wed 14:40 Dallas Love Field (DAL) 1 17:55 Saint Louis (STL) 2 WN 2456 1-stop Boeing 737-700 (Scimitar Winglets) 3:15 Effective 2026-04-07 through 2026-06-03
Mon 17:45 San Diego (SAN) 1 00:10 Houston Hobby (HOU) WN 2456 1-stop Boeing 737-800 (73H) 4:25 Operates only on 2026-01-05 The flight arrives 1 day after departure.
Tue,Wed 12:05 Orlando (MCO) 17:55 Saint Louis (STL) 2 WN 2456 2-stop Boeing 737-700 (Scimitar Winglets) 6:50 Effective 2026-04-07 through 2026-06-03

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This flight number is listed as serving the following routes:

Dallas Love Field (DAL) - Kansas City (MCI)
Dallas Love Field (DAL) - Saint Louis (STL)
Indianapolis (IND) - Austin (AUS)
Kansas City (MCI) - Saint Louis (STL)
Lihue (LIH) - Honolulu (HNL)
Miami (MIA) - Saint Louis (STL)
Nashville (BNA) - Tampa (TPA)
New York LaGuardia (LGA) - Denver (DEN)
Orlando (MCO) - Dallas Love Field (DAL)
Orlando (MCO) - Kansas City (MCI)
Orlando (MCO) - Saint Louis (STL)
Phoenix Sky Harbor (PHX) - Houston Hobby (HOU)
San Diego (SAN) - Houston Hobby (HOU)
San Diego (SAN) - Phoenix Sky Harbor (PHX)

All Southwest Airlines flights

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Southwest Airlines flight WN 2456: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN2456

06:00

Nashville (BNA)

08:55

Tampa (TPA)

Effective 2026-01-06 through 2026-01-14

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

06:00

Nashville (BNA)

08:55

Tampa (TPA)

Effective 2026-01-18 through 2026-01-23

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

06:00

Nashville (BNA)

08:55

Tampa (TPA)

Effective 2026-01-26 through 2026-02-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

06:00

Nashville (BNA)

08:55

Tampa (TPA)

Effective 2026-02-08 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

06:00

Nashville (BNA)

08:55

Tampa (TPA)

Effective 2026-02-18 through 2026-03-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

06:10

Indianapolis (IND)

07:35

Austin (AUS)

Effective 2026-08-06 through 2026-09-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2456

10:05

Dallas Love Field (DAL) 1

11:40

Kansas City (MCI)

Effective 2026-04-12 through 2026-05-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

10:05

Dallas Love Field (DAL) 1

11:40

Kansas City (MCI)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

12:05

Orlando (MCO)

14:00

Dallas Love Field (DAL) 1

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2456

12:30

Miami (MIA)

14:20

Saint Louis (STL) 2

Effective 2026-08-08 through 2026-09-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:50, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2456

12:50

Miami (MIA)

14:40

Saint Louis (STL) 2

Effective 2026-08-04 through 2026-09-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2456

14:40

Dallas Love Field (DAL) 1

16:15

Kansas City (MCI)

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2456

15:35

Dallas Love Field (DAL) 1

17:10

Kansas City (MCI)

Effective 2026-04-09 through 2026-06-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:35, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

15:45

Lihue (LIH)

16:25

Honolulu (HNL) 2

Effective 2026-03-08 through 2026-04-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 0:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2456

15:50

Dallas Love Field (DAL) 1

17:25

Kansas City (MCI)

Effective 2026-04-11 through 2026-05-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2456

16:40

New York LaGuardia (LGA) B

19:20

Denver (DEN)

Effective 2026-06-07 through 2026-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2456

16:40

New York LaGuardia (LGA) B

19:20

Denver (DEN)

Effective 2026-06-09 through 2026-07-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2456

16:45

Lihue (LIH)

17:25

Honolulu (HNL) 2

Effective 2026-03-05 through 2026-03-07

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat

Sun
-

Duration: 0:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2456

16:45

New York LaGuardia (LGA) B

19:25

Denver (DEN)

Effective 2026-06-04 through 2026-08-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2456

16:50

Kansas City (MCI)

17:55

Saint Louis (STL) 2

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2456

17:00

New York LaGuardia (LGA) B

19:40

Denver (DEN)

Effective 2026-06-06 through 2026-08-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:40, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

17:45

San Diego (SAN) 1

20:10

Phoenix Sky Harbor (PHX) 4

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2456

20:50

Phoenix Sky Harbor (PHX) 4

00:10(+1)

Houston Hobby (HOU)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:20, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN2456

12:05

Orlando (MCO)

16:15

Kansas City (MCI)

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:10, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN2456

14:40

Dallas Love Field (DAL) 1

17:55

Saint Louis (STL) 2

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:15, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN2456

17:45

San Diego (SAN) 1

00:10(+1)

Houston Hobby (HOU)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:25, 1-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN2456

12:05

Orlando (MCO)

17:55

Saint Louis (STL) 2

Effective 2026-04-07 through 2026-06-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:50, 2-stop
Boeing 737-700 (Scimitar Winglets)

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Parallax here

This flight number is listed as serving the following routes:

Dallas Love Field (DAL) - Kansas City (MCI)
Dallas Love Field (DAL) - Saint Louis (STL)
Indianapolis (IND) - Austin (AUS)
Kansas City (MCI) - Saint Louis (STL)
Lihue (LIH) - Honolulu (HNL)
Miami (MIA) - Saint Louis (STL)
Nashville (BNA) - Tampa (TPA)
New York LaGuardia (LGA) - Denver (DEN)
Orlando (MCO) - Dallas Love Field (DAL)
Orlando (MCO) - Kansas City (MCI)
Orlando (MCO) - Saint Louis (STL)
Phoenix Sky Harbor (PHX) - Houston Hobby (HOU)
San Diego (SAN) - Houston Hobby (HOU)
San Diego (SAN) - Phoenix Sky Harbor (PHX)

All Southwest Airlines flights

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- CACHE: False - LANG: en - IS_EU: False