Southwest Airlines flight WN 4544: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 06:30 San Diego (SAN) 1 11:45 Houston Hobby (HOU) WN 4544 Non-stop Boeing 737-700 (73W) 3:15 Effective 2025-06-07 through 2025-08-02
Tue,Wed 06:30 San Diego (SAN) 1 11:45 Houston Hobby (HOU) WN 4544 Non-stop Boeing 737-800 (73H) 3:15 Effective 2025-06-10 through 2025-07-30
Mon,Thu,Fri 06:40 San Diego (SAN) 1 12:00 Houston Hobby (HOU) WN 4544 Non-stop Boeing 737-700 (73W) 3:20 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 06:40 San Diego (SAN) 1 12:00 Houston Hobby (HOU) WN 4544 Non-stop Boeing 737-700 (73W) 3:20 Effective 2025-07-07 through 2025-08-04
Mon-Wed 07:15 Raleigh/Durham (RDU) 1 08:30 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 07:15 Raleigh/Durham (RDU) 1 08:30 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-12-19 through 2026-01-04
Sat 07:50 Raleigh/Durham (RDU) 1 09:05 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-11-22 through 2025-11-29
Sat 07:50 Raleigh/Durham (RDU) 1 09:05 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2025-12-20 through 2026-01-03
Mon,Thu,Fri,Sun 07:55 Raleigh/Durham (RDU) 1 09:10 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:55 Raleigh/Durham (RDU) 1 09:10 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:55 Raleigh/Durham (RDU) 1 09:10 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-12-07 through 2025-12-14
Thu 07:55 Raleigh/Durham (RDU) 1 09:10 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Operates only on 2025-12-18
Mon 07:55 Raleigh/Durham (RDU) 1 09:10 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Operates only on 2026-01-05
Sun 09:55 San Diego (SAN) 1 15:15 Houston Hobby (HOU) WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2025-06-08 through 2025-08-03
Fri 11:00 Houston Hobby (HOU) 12:05 Harlingen (HRL) WN 4544 Non-stop Boeing 737-800 (73H) 1:05 Operates only on 2025-07-04
Sat 11:35 Raleigh/Durham (RDU) 1 12:50 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-11-08 through 2025-11-15
Sat 11:35 Raleigh/Durham (RDU) 1 12:50 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-12-06 through 2025-12-13
Mon,Thu,Fri 12:35 Houston Hobby (HOU) 13:40 Harlingen (HRL) WN 4544 Non-stop Boeing 737-700 (73W) 1:05 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 12:35 Houston Hobby (HOU) 13:40 Harlingen (HRL) WN 4544 Non-stop Boeing 737-700 (73W) 1:05 Effective 2025-07-07 through 2025-08-04
Sun 12:50 Raleigh/Durham (RDU) 1 14:00 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737 MAX 8 (7M8) 2:10 Operates only on 2025-11-30
Tue,Wed 18:15 Raleigh/Durham (RDU) 1 19:30 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-11-04 through 2025-11-12
Mon-Thu 18:15 Raleigh/Durham (RDU) 1 19:30 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-11-17 through 2025-11-20
Mon-Fri 18:15 Raleigh/Durham (RDU) 1 19:30 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-12-02 through 2025-12-11
Mon-Wed 18:15 Raleigh/Durham (RDU) 1 19:30 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-12-15 through 2025-12-17
Wed,Thu 18:15 Raleigh/Durham (RDU) 1 19:30 Saint Louis (STL) 2 WN 4544 Non-stop Boeing 737-800 (73H) 2:15 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri 18:55 Saint Louis (STL) 2 20:15 Denver (DEN) WN 4544 Non-stop Boeing 737-800 (73H) 2:20 Valid until 2025-06-02
Sun 19:25 Saint Louis (STL) 2 20:50 Denver (DEN) WN 4544 Non-stop Boeing 737-800 (73H) 2:25 Valid until 2025-05-18
Sun 19:25 Saint Louis (STL) 2 20:50 Denver (DEN) WN 4544 Non-stop Boeing 737-800 (73H) 2:25 Operates only on 2025-06-01
Non-Direct Flights:
Mon,Thu,Fri 06:40 San Diego (SAN) 1 13:40 Harlingen (HRL) WN 4544 1-stop Boeing 737-700 (73W) 5:00 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 06:40 San Diego (SAN) 1 13:40 Harlingen (HRL) WN 4544 1-stop Boeing 737-700 (73W) 5:00 Effective 2025-07-07 through 2025-08-04

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This flight number is listed as serving the following routes:

Houston Hobby (HOU) - Harlingen (HRL)
Raleigh/Durham (RDU) - Saint Louis (STL)
Saint Louis (STL) - Denver (DEN)
San Diego (SAN) - Harlingen (HRL)
San Diego (SAN) - Houston Hobby (HOU)

All Southwest Airlines flights

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Southwest Airlines flight WN 4544: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4544

06:30

San Diego (SAN) 1

11:45

Houston Hobby (HOU)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4544

06:30

San Diego (SAN) 1

11:45

Houston Hobby (HOU)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

06:40

San Diego (SAN) 1

12:00

Houston Hobby (HOU)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4544

06:40

San Diego (SAN) 1

12:00

Houston Hobby (HOU)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4544

07:15

Raleigh/Durham (RDU) 1

08:30

Saint Louis (STL) 2

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

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

07:15

Raleigh/Durham (RDU) 1

08:30

Saint Louis (STL) 2

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

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

07:50

Raleigh/Durham (RDU) 1

09:05

Saint Louis (STL) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4544

07:50

Raleigh/Durham (RDU) 1

09:05

Saint Louis (STL) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN4544

07:55

Raleigh/Durham (RDU) 1

09:10

Saint Louis (STL) 2

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

07:55

Raleigh/Durham (RDU) 1

09:10

Saint Louis (STL) 2

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

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

07:55

Raleigh/Durham (RDU) 1

09:10

Saint Louis (STL) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

07:55

Raleigh/Durham (RDU) 1

09:10

Saint Louis (STL) 2

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

07:55

Raleigh/Durham (RDU) 1

09:10

Saint Louis (STL) 2

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

09:55

San Diego (SAN) 1

15:15

Houston Hobby (HOU)

Effective 2025-06-08 through 2025-08-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

11:00

Houston Hobby (HOU)

12:05

Harlingen (HRL)

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

11:35

Raleigh/Durham (RDU) 1

12:50

Saint Louis (STL) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

11:35

Raleigh/Durham (RDU) 1

12:50

Saint Louis (STL) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

12:35

Houston Hobby (HOU)

13:40

Harlingen (HRL)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Southwest Airlines WN4544

12:35

Houston Hobby (HOU)

13:40

Harlingen (HRL)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Southwest Airlines WN4544

12:50

Raleigh/Durham (RDU) 1

14:00

Saint Louis (STL) 2

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4544

18:15

Raleigh/Durham (RDU) 1

19:30

Saint Louis (STL) 2

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

18:15

Raleigh/Durham (RDU) 1

19:30

Saint Louis (STL) 2

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

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

18:15

Raleigh/Durham (RDU) 1

19:30

Saint Louis (STL) 2

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

18:15

Raleigh/Durham (RDU) 1

19:30

Saint Louis (STL) 2

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

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

18:15

Raleigh/Durham (RDU) 1

19:30

Saint Louis (STL) 2

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

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

18:55

Saint Louis (STL) 2

20:15

Denver (DEN)

Valid until 2025-06-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4544

19:25

Saint Louis (STL) 2

20:50

Denver (DEN)

Valid until 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Southwest Airlines WN4544

19:25

Saint Louis (STL) 2

20:50

Denver (DEN)

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Non-Direct Flights:

Southwest Airlines WN4544

06:40

San Diego (SAN) 1

13:40

Harlingen (HRL)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:00, 1-stop
Boeing 737-700 (73W)

Southwest Airlines WN4544

06:40

San Diego (SAN) 1

13:40

Harlingen (HRL)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:00, 1-stop
Boeing 737-700 (73W)

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Parallax here

This flight number is listed as serving the following routes:

Houston Hobby (HOU) - Harlingen (HRL)
Raleigh/Durham (RDU) - Saint Louis (STL)
Saint Louis (STL) - Denver (DEN)
San Diego (SAN) - Harlingen (HRL)
San Diego (SAN) - Houston Hobby (HOU)

All Southwest Airlines flights

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