Southwest Airlines flight WN 2423: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon 05:00 Salt Lake City (SLC) 06:35 Denver (DEN) WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Operates only on 2026-01-05
Sat 05:15 Salt Lake City (SLC) 07:00 Denver (DEN) WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Operates only on 2026-01-03
Mon 07:15 Denver (DEN) 10:50 Nashville (BNA) WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 2:35 Operates only on 2026-01-05
Mon,Thu,Fri 07:30 Baltimore (BWI) 08:45 Providence (PVD) WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-08-06 through 2026-09-28
Mon,Thu,Fri 07:55 Las Vegas Harry Reid (LAS) 1 12:55 Houston Hobby (HOU) WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-04-09 through 2026-06-01
Sun 08:10 Phoenix Sky Harbor (PHX) 4 10:15 San Francisco (SFO) 2 WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-04-12 through 2026-05-17
Sun 08:10 Phoenix Sky Harbor (PHX) 4 10:15 San Francisco (SFO) 2 WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Operates only on 2026-05-31
Tue,Wed 09:50 Phoenix Sky Harbor (PHX) 4 12:00 San Francisco (SFO) 2 WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-04-07 through 2026-06-03
Sun 10:30 Austin (AUS) 13:15 Chicago O'Hare (ORD) 5 WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-08-09 through 2026-09-27
Mon,Thu,Fri 10:40 Midland (MAF) 11:55 Dallas Love Field (DAL) 1 WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 10:40 Midland (MAF) 11:55 Dallas Love Field (DAL) 1 WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-02-20 through 2026-03-01
Sun 10:55 Phoenix Sky Harbor (PHX) 4 13:00 San Francisco (SFO) 2 WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Operates only on 2026-05-24
Wed,Thu 11:05 Denver (DEN) 14:30 Nashville (BNA) WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Valid until 2026-01-01
Sat 15:20 Phoenix Sky Harbor (PHX) 4 17:20 San Francisco (SFO) 2 WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-04-11 through 2026-05-30
Tue,Wed 19:55 Kansas City (MCI) 21:20 Los Angeles (LAX) 1 WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-06-09 through 2026-07-29
Tue,Wed 21:00 Saint Louis (STL) 2 22:25 Denver (DEN) WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-10 through 2026-04-01
Sat 21:35 Saint Louis (STL) 2 23:00 Denver (DEN) WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-07 through 2026-04-04
Sun 21:35 Saint Louis (STL) 2 23:00 Denver (DEN) WN 2423 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 21:55 Saint Louis (STL) 2 23:20 Denver (DEN) WN 2423 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-05 through 2026-04-06
Tue,Wed 21:55 Los Angeles (LAX) 1 23:20 Phoenix Sky Harbor (PHX) 4 WN 2423 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-06-09 through 2026-07-29
Non-Direct Flights:
Mon 05:00 Salt Lake City (SLC) 10:50 Nashville (BNA) WN 2423 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Operates only on 2026-01-05
Tue,Wed 19:55 Kansas City (MCI) 23:20 Phoenix Sky Harbor (PHX) 4 WN 2423 1-stop Boeing 737-700 (Scimitar Winglets) 5:25 Effective 2026-06-09 through 2026-07-29

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Parallax here

This flight number is listed as serving the following routes:

Austin (AUS) - Chicago O'Hare (ORD)
Baltimore (BWI) - Providence (PVD)
Denver (DEN) - Nashville (BNA)
Kansas City (MCI) - Los Angeles (LAX)
Kansas City (MCI) - Phoenix Sky Harbor (PHX)
Las Vegas Harry Reid (LAS) - Houston Hobby (HOU)
Los Angeles (LAX) - Phoenix Sky Harbor (PHX)
Midland (MAF) - Dallas Love Field (DAL)
Phoenix Sky Harbor (PHX) - San Francisco (SFO)
Saint Louis (STL) - Denver (DEN)
Salt Lake City (SLC) - Denver (DEN)
Salt Lake City (SLC) - Nashville (BNA)

All Southwest Airlines flights

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Southwest Airlines flight WN 2423: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN2423

05:00

Salt Lake City (SLC)

06:35

Denver (DEN)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN2423

05:15

Salt Lake City (SLC)

07:00

Denver (DEN)

Operates only on 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2423

07:15

Denver (DEN)

10:50

Nashville (BNA)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2423

07:30

Baltimore (BWI)

08:45

Providence (PVD)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN2423

07:55

Las Vegas Harry Reid (LAS) 1

12:55

Houston Hobby (HOU)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

08:10

Phoenix Sky Harbor (PHX) 4

10:15

San Francisco (SFO) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

08:10

Phoenix Sky Harbor (PHX) 4

10:15

San Francisco (SFO) 2

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

09:50

Phoenix Sky Harbor (PHX) 4

12:00

San Francisco (SFO) 2

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2423

10:30

Austin (AUS)

13:15

Chicago O'Hare (ORD) 5

Effective 2026-08-09 through 2026-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

10:40

Midland (MAF)

11:55

Dallas Love Field (DAL) 1

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 WN2423

10:40

Midland (MAF)

11:55

Dallas Love Field (DAL) 1

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 WN2423

10:55

Phoenix Sky Harbor (PHX) 4

13:00

San Francisco (SFO) 2

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2423

11:05

Denver (DEN)

14:30

Nashville (BNA)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

15:20

Phoenix Sky Harbor (PHX) 4

17:20

San Francisco (SFO) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2423

19:55

Kansas City (MCI)

21:20

Los Angeles (LAX) 1

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN2423

21:00

Saint Louis (STL) 2

22:25

Denver (DEN)

Effective 2026-03-10 through 2026-04-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

21:35

Saint Louis (STL) 2

23:00

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

21:35

Saint Louis (STL) 2

23:00

Denver (DEN)

Effective 2026-03-08 through 2026-04-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN2423

21:55

Saint Louis (STL) 2

23:20

Denver (DEN)

Effective 2026-03-05 through 2026-04-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN2423

21:55

Los Angeles (LAX) 1

23:20

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN2423

05:00

Salt Lake City (SLC)

10:50

Nashville (BNA)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN2423

19:55

Kansas City (MCI)

23:20

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:25, 1-stop
Boeing 737-700 (Scimitar Winglets)

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Parallax here

This flight number is listed as serving the following routes:

Austin (AUS) - Chicago O'Hare (ORD)
Baltimore (BWI) - Providence (PVD)
Denver (DEN) - Nashville (BNA)
Kansas City (MCI) - Los Angeles (LAX)
Kansas City (MCI) - Phoenix Sky Harbor (PHX)
Las Vegas Harry Reid (LAS) - Houston Hobby (HOU)
Los Angeles (LAX) - Phoenix Sky Harbor (PHX)
Midland (MAF) - Dallas Love Field (DAL)
Phoenix Sky Harbor (PHX) - San Francisco (SFO)
Saint Louis (STL) - Denver (DEN)
Salt Lake City (SLC) - Denver (DEN)
Salt Lake City (SLC) - Nashville (BNA)

All Southwest Airlines flights

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