Southwest Airlines flight WN 4427: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon,Tue,Fri,Sun 07:50 San Diego (SAN) 1 09:15 Las Vegas Harry Reid (LAS) 1 WN 4427 Non-stop Boeing 737-800 (73H) 1:25 Valid until 2026-01-04
Sat 07:50 San Diego (SAN) 1 09:15 Las Vegas Harry Reid (LAS) 1 WN 4427 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Valid until 2026-01-03
Mon,Thu,Fri 08:25 San Diego (SAN) 1 13:25 Dallas Love Field (DAL) 1 WN 4427 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-08-06 through 2026-09-28
Mon,Tue,Fri,Sun 09:55 Las Vegas Harry Reid (LAS) 1 16:45 Atlanta (ATL) N WN 4427 Non-stop Boeing 737-800 (73H) 3:50 Valid until 2026-01-04
Sat 09:55 Nashville (BNA) 12:15 John Glenn Columbus (CMH) WN 4427 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-06-06 through 2026-08-01
Sun 10:00 Nashville (BNA) 12:20 John Glenn Columbus (CMH) WN 4427 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 10:05 Nashville (BNA) 12:25 John Glenn Columbus (CMH) WN 4427 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-06-04 through 2026-08-03
Mon-Fri,Sun 10:15 Saint Louis (STL) 2 12:50 Atlanta (ATL) N WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-04-07 through 2026-05-22
Mon-Fri,Sun 10:15 Saint Louis (STL) 2 12:50 Atlanta (ATL) N WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-05-25 through 2026-06-03
Sat 10:35 Saint Louis (STL) 2 13:10 Atlanta (ATL) N WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-04-11 through 2026-05-30
Sun 11:00 Saint Louis (STL) 2 13:35 Atlanta (ATL) N WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Operates only on 2026-05-24
Tue,Wed 11:00 Nashville (BNA) 13:20 John Glenn Columbus (CMH) WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-06-09 through 2026-07-29
Sun 13:25 Atlanta (ATL) N 15:05 Pittsburgh (PIT) WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Effective 2026-04-12 through 2026-05-17
Sun 13:25 Atlanta (ATL) N 15:05 Pittsburgh (PIT) WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Operates only on 2026-05-31
Sun 14:10 Atlanta (ATL) N 15:50 Pittsburgh (PIT) WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 1:40 Operates only on 2026-05-24
Sat 16:05 San Diego (SAN) 1 21:05 Dallas Love Field (DAL) 1 WN 4427 Non-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2026-08-08 through 2026-09-26
Sun 16:15 San Diego (SAN) 1 21:20 Dallas Love Field (DAL) 1 WN 4427 Non-stop Boeing 737-800 (73H) 3:05 Effective 2026-08-09 through 2026-09-27
Thu,Fri 21:20 San Francisco (SFO) 2 05:30 Baltimore (BWI) WN 4427 Non-stop Boeing 737-800 (73H) 5:10 Effective 2026-03-05 through 2026-03-06 The flight arrives 1 day after departure.
Daily 21:20 San Francisco (SFO) 2 05:30 Baltimore (BWI) WN 4427 Non-stop Boeing 737-800 (73H) 5:10 Effective 2026-03-08 through 2026-04-06 The flight arrives 1 day after departure.
Non-Direct Flights:
Mon,Tue,Fri,Sun 07:50 San Diego (SAN) 1 16:45 Atlanta (ATL) N WN 4427 1-stop Boeing 737-800 (73H) 5:55 Valid until 2026-01-04
Sun 10:15 Saint Louis (STL) 2 15:05 Pittsburgh (PIT) WN 4427 1-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-04-12 through 2026-05-17
Sun 10:15 Saint Louis (STL) 2 15:05 Pittsburgh (PIT) WN 4427 1-stop Boeing 737-700 (Scimitar Winglets) 3:50 Operates only on 2026-05-31
Sun 11:00 Saint Louis (STL) 2 15:50 Pittsburgh (PIT) WN 4427 1-stop Boeing 737-700 (Scimitar Winglets) 3:50 Operates only on 2026-05-24

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Parallax here

This flight number is listed as serving the following routes:

Atlanta (ATL) - Pittsburgh (PIT)
Las Vegas Harry Reid (LAS) - Atlanta (ATL)
Nashville (BNA) - John Glenn Columbus (CMH)
Saint Louis (STL) - Atlanta (ATL)
Saint Louis (STL) - Pittsburgh (PIT)
San Diego (SAN) - Atlanta (ATL)
San Diego (SAN) - Dallas Love Field (DAL)
San Diego (SAN) - Las Vegas Harry Reid (LAS)
San Francisco (SFO) - Baltimore (BWI)

All Southwest Airlines flights

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Southwest Airlines flight WN 4427: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4427

07:50

San Diego (SAN) 1

09:15

Las Vegas Harry Reid (LAS) 1

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4427

07:50

San Diego (SAN) 1

09:15

Las Vegas Harry Reid (LAS) 1

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:25, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4427

08:25

San Diego (SAN) 1

13:25

Dallas Love Field (DAL) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4427

09:55

Las Vegas Harry Reid (LAS) 1

16:45

Atlanta (ATL) N

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:50, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4427

09:55

Nashville (BNA)

12:15

John Glenn Columbus (CMH)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4427

10:00

Nashville (BNA)

12:20

John Glenn Columbus (CMH)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4427

10:05

Nashville (BNA)

12:25

John Glenn Columbus (CMH)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4427

10:15

Saint Louis (STL) 2

12:50

Atlanta (ATL) N

Effective 2026-04-07 through 2026-05-22

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4427

10:15

Saint Louis (STL) 2

12:50

Atlanta (ATL) N

Effective 2026-05-25 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 WN4427

10:35

Saint Louis (STL) 2

13:10

Atlanta (ATL) N

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN4427

11:00

Saint Louis (STL) 2

13:35

Atlanta (ATL) N

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4427

11:00

Nashville (BNA)

13:20

John Glenn Columbus (CMH)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4427

13:25

Atlanta (ATL) N

15:05

Pittsburgh (PIT)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4427

13:25

Atlanta (ATL) N

15:05

Pittsburgh (PIT)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4427

14:10

Atlanta (ATL) N

15:50

Pittsburgh (PIT)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4427

16:05

San Diego (SAN) 1

21:05

Dallas Love Field (DAL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN4427

16:15

San Diego (SAN) 1

21:20

Dallas Love Field (DAL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:05, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4427

21:20

San Francisco (SFO) 2

05:30(+1)

Baltimore (BWI)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 5:10, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Direct Flights:

Southwest Airlines WN4427

21:20

San Francisco (SFO) 2

05:30(+1)

Baltimore (BWI)

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 5:10, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN4427

07:50

San Diego (SAN) 1

16:45

Atlanta (ATL) N

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 5:55, 1-stop
Boeing 737-800 (73H)

Non-Direct Flights:

Southwest Airlines WN4427

10:15

Saint Louis (STL) 2

15:05

Pittsburgh (PIT)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN4427

10:15

Saint Louis (STL) 2

15:05

Pittsburgh (PIT)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN4427

11:00

Saint Louis (STL) 2

15:50

Pittsburgh (PIT)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:50, 1-stop
Boeing 737-700 (Scimitar Winglets)

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Parallax here

This flight number is listed as serving the following routes:

Atlanta (ATL) - Pittsburgh (PIT)
Las Vegas Harry Reid (LAS) - Atlanta (ATL)
Nashville (BNA) - John Glenn Columbus (CMH)
Saint Louis (STL) - Atlanta (ATL)
Saint Louis (STL) - Pittsburgh (PIT)
San Diego (SAN) - Atlanta (ATL)
San Diego (SAN) - Dallas Love Field (DAL)
San Diego (SAN) - Las Vegas Harry Reid (LAS)
San Francisco (SFO) - Baltimore (BWI)

All Southwest Airlines flights

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