Southwest Airlines flight WN 1903: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 05:45 Louisville (SDF) 07:45 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-11-08 through 2025-11-15
Sat 05:45 Louisville (SDF) 07:45 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-12-06 through 2025-12-13
Tue,Wed 06:40 Albuquerque (ABQ) 07:00 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-06-10 through 2025-07-30
Sat 06:50 New Orleans (MSY) 08:25 Nashville (BNA) WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2025-11-22 through 2025-11-29
Sat 06:50 New Orleans (MSY) 08:25 Nashville (BNA) WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2025-12-20 through 2026-01-03
Mon-Wed 07:20 New Orleans (MSY) 08:55 Nashville (BNA) WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 07:20 New Orleans (MSY) 08:55 Nashville (BNA) WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2025-12-19 through 2026-01-04
Thu 08:25 Las Vegas Harry Reid (LAS) 1 12:55 Lihue (LIH) WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 6:30 Operates only on 2025-11-27
Sat 09:00 Nashville (BNA) 11:45 Ronald Reagan Washington (DCA) WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2025-11-22 through 2025-11-29
Sat 09:00 Nashville (BNA) 11:45 Ronald Reagan Washington (DCA) WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2025-12-20 through 2026-01-03
Sun 11:25 Reno (RNO) 12:55 Los Angeles (LAX) 1 WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Valid until 2025-05-18
Sun 11:25 Reno (RNO) 12:55 Los Angeles (LAX) 1 WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Operates only on 2025-06-01
Sat 11:35 Reno (RNO) 13:10 Los Angeles (LAX) 1 WN 1903 Non-stop Boeing 737-700 (73W) 1:35 Valid until 2025-05-03
Sat 11:40 Reno (RNO) 13:15 Los Angeles (LAX) 1 WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2025-05-10 through 2025-05-31
Fri 13:10 Saint Louis (STL) 2 16:10 Ronald Reagan Washington (DCA) WN 1903 Non-stop Boeing 737-700 (73W) 2:00 Operates only on 2025-07-04
Thu 13:35 Lihue (LIH) 14:30 Kahului (OGG) WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 0:55 Operates only on 2025-11-27
Mon,Thu,Fri 14:40 Kansas City (MCI) 16:35 New Orleans (MSY) WN 1903 Non-stop Boeing 737-700 (73W) 1:55 Effective 2025-08-07 through 2025-09-29
Sat 15:45 Kansas City (MCI) 17:40 New Orleans (MSY) WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2025-08-09 through 2025-09-27
Fri 16:50 Ronald Reagan Washington (DCA) 19:15 Tampa (TPA) WN 1903 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2025-07-04
Tue,Wed 16:55 San Antonio (SAT) A 17:25 El Paso (ELP) WN 1903 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 17:10 New Orleans (MSY) 18:45 San Antonio (SAT) A WN 1903 Non-stop Boeing 737-700 (73W) 1:35 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 19:15 San Antonio (SAT) A 19:45 El Paso (ELP) WN 1903 Non-stop Boeing 737-700 (73W) 1:30 Effective 2025-08-07 through 2025-09-29
Tue,Wed 20:15 Orlando (MCO) 22:05 Love Field, Dallas (DAL) 1 WN 1903 Non-stop Boeing 737-700 (73W) 2:50 Valid until 2025-06-04
Mon,Thu,Fri 20:20 El Paso (ELP) 20:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (73W) 1:20 Effective 2025-08-07 through 2025-09-29
Sat 20:35 Albuquerque (ABQ) 20:55 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 1:20 Effective 2025-06-07 through 2025-08-02
Tue,Wed 20:40 Nashville (BNA) 23:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-11-04 through 2025-11-12
Mon-Thu 20:40 Nashville (BNA) 23:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-11-17 through 2025-11-20
Mon-Fri 20:40 Nashville (BNA) 23:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-12-02 through 2025-12-11
Mon-Wed 20:40 Nashville (BNA) 23:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-12-15 through 2025-12-17
Wed,Thu 20:40 Nashville (BNA) 23:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri 21:20 Albuquerque (ABQ) 21:35 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 21:20 Albuquerque (ABQ) 21:35 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-07-07 through 2025-08-04
Mon,Thu,Fri,Sun 21:40 Nashville (BNA) 00:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-11-02 through 2025-11-16 The flight arrives 1 day after departure.
Mon,Fri,Sun 21:40 Nashville (BNA) 00:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-11-21 through 2025-11-28 The flight arrives 1 day after departure.
Fri,Sun 21:40 Nashville (BNA) 00:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 4:00 Effective 2025-12-07 through 2025-12-14 The flight arrives 1 day after departure.
Thu 21:40 Nashville (BNA) 00:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 4:00 Operates only on 2025-12-18 The flight arrives 1 day after departure.
Mon 21:40 Nashville (BNA) 00:40 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-800 (73H) 4:00 Operates only on 2026-01-05 The flight arrives 1 day after departure.
Sun 21:45 Albuquerque (ABQ) 22:00 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-06-08 through 2025-08-03
Mon,Thu,Fri 21:50 Phoenix Sky Harbor (PHX) 4 23:00 San Diego (SAN) 1 WN 1903 Non-stop Boeing 737-700 (73W) 1:10 Valid until 2025-06-02
Sun 22:45 Nashville (BNA) 01:45 Phoenix Sky Harbor (PHX) 4 WN 1903 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Operates only on 2025-11-30 The flight arrives 1 day after departure.
Non-Direct Flights:
Sat 06:50 New Orleans (MSY) 11:45 Ronald Reagan Washington (DCA) WN 1903 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2025-11-22 through 2025-11-29
Sat 06:50 New Orleans (MSY) 11:45 Ronald Reagan Washington (DCA) WN 1903 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2025-12-20 through 2026-01-03
Thu 08:25 Las Vegas Harry Reid (LAS) 1 14:30 Kahului (OGG) WN 1903 1-stop Boeing 737 MAX 8 (7M8) 8:05 Operates only on 2025-11-27
Fri 13:10 Saint Louis (STL) 2 19:15 Tampa (TPA) WN 1903 1-stop Boeing 737-700 (73W) 5:05 Operates only on 2025-07-04
Mon,Thu,Fri 14:40 Kansas City (MCI) 18:45 San Antonio (SAT) A WN 1903 1-stop Boeing 737-700 (73W) 4:05 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 17:10 New Orleans (MSY) 19:45 El Paso (ELP) WN 1903 1-stop Boeing 737-700 (73W) 3:35 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 19:15 San Antonio (SAT) A 20:40 Phoenix Sky Harbor (PHX) 4 WN 1903 1-stop Boeing 737-700 (73W) 3:25 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 14:40 Kansas City (MCI) 19:45 El Paso (ELP) WN 1903 2-stop Boeing 737-700 (73W) 6:05 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 17:10 New Orleans (MSY) 20:40 Phoenix Sky Harbor (PHX) 4 WN 1903 2-stop Boeing 737-700 (73W) 5:30 Effective 2025-08-07 through 2025-09-29
Mon,Thu,Fri 14:40 Kansas City (MCI) 20:40 Phoenix Sky Harbor (PHX) 4 WN 1903 3-stop Boeing 737-700 (73W) 8:00 Effective 2025-08-07 through 2025-09-29

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This flight number is listed as serving the following routes:

Albuquerque (ABQ) - Phoenix Sky Harbor (PHX)
El Paso (ELP) - Phoenix Sky Harbor (PHX)
Kansas City (MCI) - El Paso (ELP)
Kansas City (MCI) - New Orleans (MSY)
Kansas City (MCI) - Phoenix Sky Harbor (PHX)
Kansas City (MCI) - San Antonio (SAT)
Las Vegas Harry Reid (LAS) - Kahului (OGG)
Las Vegas Harry Reid (LAS) - Lihue (LIH)
Lihue (LIH) - Kahului (OGG)
Louisville (SDF) - Phoenix Sky Harbor (PHX)
Nashville (BNA) - Phoenix Sky Harbor (PHX)
Nashville (BNA) - Ronald Reagan Washington (DCA)
New Orleans (MSY) - El Paso (ELP)
New Orleans (MSY) - Nashville (BNA)
New Orleans (MSY) - Phoenix Sky Harbor (PHX)
New Orleans (MSY) - Ronald Reagan Washington (DCA)
New Orleans (MSY) - San Antonio (SAT)
Orlando (MCO) - Love Field, Dallas (DAL)
Phoenix Sky Harbor (PHX) - San Diego (SAN)
Reno (RNO) - Los Angeles (LAX)
Ronald Reagan Washington (DCA) - Tampa (TPA)
Saint Louis (STL) - Ronald Reagan Washington (DCA)
Saint Louis (STL) - Tampa (TPA)
San Antonio (SAT) - El Paso (ELP)
San Antonio (SAT) - Phoenix Sky Harbor (PHX)

All Southwest Airlines flights

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Southwest Airlines flight WN 1903: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN1903

05:45

Louisville (SDF)

07:45

Phoenix Sky Harbor (PHX) 4

Effective 2025-11-08 through 2025-11-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1903

05:45

Louisville (SDF)

07:45

Phoenix Sky Harbor (PHX) 4

Effective 2025-12-06 through 2025-12-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1903

06:40

Albuquerque (ABQ)

07:00

Phoenix Sky Harbor (PHX) 4

Effective 2025-06-10 through 2025-07-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1903

06:50

New Orleans (MSY)

08:25

Nashville (BNA)

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN1903

06:50

New Orleans (MSY)

08:25

Nashville (BNA)

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN1903

07:20

New Orleans (MSY)

08:55

Nashville (BNA)

Effective 2025-11-25 through 2025-12-01

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN1903

07:20

New Orleans (MSY)

08:55

Nashville (BNA)

Effective 2025-12-19 through 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

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

Southwest Airlines WN1903

08:25

Las Vegas Harry Reid (LAS) 1

12:55

Lihue (LIH)

Operates only on 2025-11-27

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1903

09:00

Nashville (BNA)

11:45

Ronald Reagan Washington (DCA)

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN1903

09:00

Nashville (BNA)

11:45

Ronald Reagan Washington (DCA)

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN1903

11:25

Reno (RNO)

12:55

Los Angeles (LAX) 1

Valid until 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1903

11:25

Reno (RNO)

12:55

Los Angeles (LAX) 1

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1903

11:35

Reno (RNO)

13:10

Los Angeles (LAX) 1

Valid until 2025-05-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

11:40

Reno (RNO)

13:15

Los Angeles (LAX) 1

Effective 2025-05-10 through 2025-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Southwest Airlines WN1903

13:10

Saint Louis (STL) 2

16:10

Ronald Reagan Washington (DCA)

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

13:35

Lihue (LIH)

14:30

Kahului (OGG)

Operates only on 2025-11-27

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 0:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1903

14:40

Kansas City (MCI)

16:35

New Orleans (MSY)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

15:45

Kansas City (MCI)

17:40

New Orleans (MSY)

Effective 2025-08-09 through 2025-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1903

16:50

Ronald Reagan Washington (DCA)

19:15

Tampa (TPA)

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:25, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

16:55

San Antonio (SAT) A

17:25

El Paso (ELP)

Effective 2025-08-05 through 2025-10-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

17:10

New Orleans (MSY)

18:45

San Antonio (SAT) A

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

19:15

San Antonio (SAT) A

19:45

El Paso (ELP)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:30, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

20:15

Orlando (MCO)

22:05

Love Field, Dallas (DAL) 1

Valid until 2025-06-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

20:20

El Paso (ELP)

20:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

20:35

Albuquerque (ABQ)

20:55

Phoenix Sky Harbor (PHX) 4

Effective 2025-06-07 through 2025-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1903

20:40

Nashville (BNA)

23:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-11-04 through 2025-11-12

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1903

20:40

Nashville (BNA)

23:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-11-17 through 2025-11-20

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1903

20:40

Nashville (BNA)

23:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-12-02 through 2025-12-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1903

20:40

Nashville (BNA)

23:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-12-15 through 2025-12-17

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1903

20:40

Nashville (BNA)

23:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-12-24 through 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1903

21:20

Albuquerque (ABQ)

21:35

Phoenix Sky Harbor (PHX) 4

Effective 2025-06-05 through 2025-07-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

21:20

Albuquerque (ABQ)

21:35

Phoenix Sky Harbor (PHX) 4

Effective 2025-07-07 through 2025-08-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

21:40

Nashville (BNA)

00:40(+1)

Phoenix Sky Harbor (PHX) 4

Effective 2025-11-02 through 2025-11-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 4:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN1903

21:40

Nashville (BNA)

00:40(+1)

Phoenix Sky Harbor (PHX) 4

Effective 2025-11-21 through 2025-11-28

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 4:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN1903

21:40

Nashville (BNA)

00:40(+1)

Phoenix Sky Harbor (PHX) 4

Effective 2025-12-07 through 2025-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 4:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN1903

21:40

Nashville (BNA)

00:40(+1)

Phoenix Sky Harbor (PHX) 4

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN1903

21:40

Nashville (BNA)

00:40(+1)

Phoenix Sky Harbor (PHX) 4

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:00, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Southwest Airlines WN1903

21:45

Albuquerque (ABQ)

22:00

Phoenix Sky Harbor (PHX) 4

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 WN1903

21:50

Phoenix Sky Harbor (PHX) 4

23:00

San Diego (SAN) 1

Valid until 2025-06-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:10, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

22:45

Nashville (BNA)

01:45(+1)

Phoenix Sky Harbor (PHX) 4

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN1903

06:50

New Orleans (MSY)

11:45

Ronald Reagan Washington (DCA)

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1903

06:50

New Orleans (MSY)

11:45

Ronald Reagan Washington (DCA)

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN1903

08:25

Las Vegas Harry Reid (LAS) 1

14:30

Kahului (OGG)

Operates only on 2025-11-27

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 8:05, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1903

13:10

Saint Louis (STL) 2

19:15

Tampa (TPA)

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 5:05, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

14:40

Kansas City (MCI)

18:45

San Antonio (SAT) A

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:05, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

17:10

New Orleans (MSY)

19:45

El Paso (ELP)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:35, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

19:15

San Antonio (SAT) A

20:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:25, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

14:40

Kansas City (MCI)

19:45

El Paso (ELP)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 6:05, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

17:10

New Orleans (MSY)

20:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:30, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN1903

14:40

Kansas City (MCI)

20:40

Phoenix Sky Harbor (PHX) 4

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 8:00, 3-stop
Boeing 737-700 (73W)

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This flight number is listed as serving the following routes:

Albuquerque (ABQ) - Phoenix Sky Harbor (PHX)
El Paso (ELP) - Phoenix Sky Harbor (PHX)
Kansas City (MCI) - El Paso (ELP)
Kansas City (MCI) - New Orleans (MSY)
Kansas City (MCI) - Phoenix Sky Harbor (PHX)
Kansas City (MCI) - San Antonio (SAT)
Las Vegas Harry Reid (LAS) - Kahului (OGG)
Las Vegas Harry Reid (LAS) - Lihue (LIH)
Lihue (LIH) - Kahului (OGG)
Louisville (SDF) - Phoenix Sky Harbor (PHX)
Nashville (BNA) - Phoenix Sky Harbor (PHX)
Nashville (BNA) - Ronald Reagan Washington (DCA)
New Orleans (MSY) - El Paso (ELP)
New Orleans (MSY) - Nashville (BNA)
New Orleans (MSY) - Phoenix Sky Harbor (PHX)
New Orleans (MSY) - Ronald Reagan Washington (DCA)
New Orleans (MSY) - San Antonio (SAT)
Orlando (MCO) - Love Field, Dallas (DAL)
Phoenix Sky Harbor (PHX) - San Diego (SAN)
Reno (RNO) - Los Angeles (LAX)
Ronald Reagan Washington (DCA) - Tampa (TPA)
Saint Louis (STL) - Ronald Reagan Washington (DCA)
Saint Louis (STL) - Tampa (TPA)
San Antonio (SAT) - El Paso (ELP)
San Antonio (SAT) - Phoenix Sky Harbor (PHX)

All Southwest Airlines flights

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