Southwest Airlines flight WN 4545: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 05:55 Los Angeles (LAX) 1 12:00 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-01-10 through 2026-02-07
Mon,Tue,Fri,Sun 06:35 Oakland (OAK) 2 09:25 Phoenix Sky Harbor (PHX) 4 WN 4545 Non-stop Boeing 737-800 (73H) 1:50 Valid until 2026-01-04
Thu,Fri,Sun 06:35 Los Angeles (LAX) 1 12:30 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-01-11 through 2026-01-16
Mon,Sun 06:35 Los Angeles (LAX) 1 12:30 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 06:35 Los Angeles (LAX) 1 12:30 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-02-01 through 2026-02-06
Mon,Sun 06:35 Los Angeles (LAX) 1 12:30 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 06:35 Los Angeles (LAX) 1 12:30 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-02-17 through 2026-02-23
Mon 06:35 Los Angeles (LAX) 1 12:30 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Operates only on 2026-03-02
Tue,Fri 06:40 Los Angeles (LAX) 1 12:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-01-06 through 2026-01-09
Mon-Thu 06:40 Los Angeles (LAX) 1 12:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-01-07 through 2026-01-14
Tue-Fri,Sun 06:40 Los Angeles (LAX) 1 12:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-01-18 through 2026-01-23
Mon-Fri 06:40 Los Angeles (LAX) 1 12:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-01-26 through 2026-02-04
Sun 06:40 Los Angeles (LAX) 1 12:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Operates only on 2026-02-08
Tue,Wed 06:40 Los Angeles (LAX) 1 12:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-02-10 through 2026-02-11
Tue,Wed 06:40 Los Angeles (LAX) 1 12:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:55 Effective 2026-02-18 through 2026-03-04
Mon,Thu,Fri 07:00 Orlando (MCO) 09:50 Providence (PVD) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-06-04 through 2026-08-03
Tue,Wed 07:20 Orlando (MCO) 10:10 Providence (PVD) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2026-06-09 through 2026-07-29
Sun 07:40 Orlando (MCO) 10:25 Providence (PVD) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-06-07 through 2026-08-02
Sun 08:00 Boston Logan (BOS) B 11:15 Austin (AUS) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-08-09 through 2026-09-27
Mon 10:00 Saint Louis (STL) 2 12:15 Austin (AUS) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Operates only on 2026-01-05
Mon,Tue,Fri,Sun 10:10 Phoenix Sky Harbor (PHX) 4 14:35 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737-800 (73H) 3:25 Valid until 2026-01-04
Wed,Thu 10:15 Saint Louis (STL) 2 12:30 Austin (AUS) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Valid until 2026-01-01
Sat 11:20 Los Angeles (LAX) 1 17:15 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 12:30 Los Angeles (LAX) 1 18:20 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 12:30 Los Angeles (LAX) 1 18:20 Chicago Midway (MDW) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2026-02-20 through 2026-03-01
Sat 12:40 Oakland (OAK) 2 15:35 Phoenix Sky Harbor (PHX) 4 WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Valid until 2026-01-03
Sun 12:55 Chicago Midway (MDW) 16:00 Charleston (CHS) WN 4545 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-04-12 through 2026-05-17
Sun 12:55 Chicago Midway (MDW) 16:00 Charleston (CHS) WN 4545 Non-stop Boeing 737-800 (73H) 2:05 Operates only on 2026-05-31
Sat 13:10 Boston Logan (BOS) B 16:25 Austin (AUS) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2026-08-08 through 2026-09-26
Sun 13:30 Saint Louis (STL) 2 15:15 Las Vegas Harry Reid (LAS) 1 WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2026-03-08 through 2026-04-05
Mon,Thu,Fri 14:15 Saint Louis (STL) 2 16:00 Las Vegas Harry Reid (LAS) 1 WN 4545 Non-stop Boeing 737-800 (73H) 3:45 Effective 2026-03-05 through 2026-04-06
Tue,Wed 14:45 Saint Louis (STL) 2 16:30 Las Vegas Harry Reid (LAS) 1 WN 4545 Non-stop Boeing 737-800 (73H) 3:45 Effective 2026-03-10 through 2026-04-01
Sat 15:50 Saint Louis (STL) 2 17:35 Las Vegas Harry Reid (LAS) 1 WN 4545 Non-stop Boeing 737-800 (73H) 3:45 Effective 2026-03-07 through 2026-04-04
Mon,Thu,Fri 18:30 Tampa (TPA) 20:55 Baltimore (BWI) WN 4545 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-04-09 through 2026-06-01
Tue,Wed 19:55 Tampa (TPA) 22:15 Baltimore (BWI) WN 4545 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2026-04-07 through 2026-06-03
Non-Direct Flights:
Mon,Tue,Fri,Sun 06:35 Oakland (OAK) 2 14:35 Chicago Midway (MDW) WN 4545 1-stop Boeing 737-800 (73H) 6:00 Valid until 2026-01-04

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This flight number is listed as serving the following routes:

Boston Logan (BOS) - Austin (AUS)
Chicago Midway (MDW) - Charleston (CHS)
Los Angeles (LAX) - Chicago Midway (MDW)
Oakland (OAK) - Chicago Midway (MDW)
Oakland (OAK) - Phoenix Sky Harbor (PHX)
Orlando (MCO) - Providence (PVD)
Phoenix Sky Harbor (PHX) - Chicago Midway (MDW)
Saint Louis (STL) - Austin (AUS)
Saint Louis (STL) - Las Vegas Harry Reid (LAS)
Tampa (TPA) - Baltimore (BWI)

All Southwest Airlines flights

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Southwest Airlines flight WN 4545: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN4545

05:55

Los Angeles (LAX) 1

12:00

Chicago Midway (MDW)

Effective 2026-01-10 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

06:35

Oakland (OAK) 2

09:25

Phoenix Sky Harbor (PHX) 4

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:35

Los Angeles (LAX) 1

12:30

Chicago Midway (MDW)

Effective 2026-01-11 through 2026-01-16

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:35

Los Angeles (LAX) 1

12:30

Chicago Midway (MDW)

Effective 2026-01-19 through 2026-01-25

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:35

Los Angeles (LAX) 1

12:30

Chicago Midway (MDW)

Effective 2026-02-01 through 2026-02-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:35

Los Angeles (LAX) 1

12:30

Chicago Midway (MDW)

Effective 2026-02-09 through 2026-02-15

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:35

Los Angeles (LAX) 1

12:30

Chicago Midway (MDW)

Effective 2026-02-17 through 2026-02-23

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:35

Los Angeles (LAX) 1

12:30

Chicago Midway (MDW)

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:40

Los Angeles (LAX) 1

12:35

Chicago Midway (MDW)

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

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:40

Los Angeles (LAX) 1

12:35

Chicago Midway (MDW)

Effective 2026-01-07 through 2026-01-14

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

06:40

Los Angeles (LAX) 1

12:35

Chicago Midway (MDW)

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

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

06:40

Los Angeles (LAX) 1

12:35

Chicago Midway (MDW)

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

06:40

Los Angeles (LAX) 1

12:35

Chicago Midway (MDW)

Operates only on 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

06:40

Los Angeles (LAX) 1

12:35

Chicago Midway (MDW)

Effective 2026-02-10 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

06:40

Los Angeles (LAX) 1

12:35

Chicago Midway (MDW)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:55, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

07:00

Orlando (MCO)

09:50

Providence (PVD)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4545

07:20

Orlando (MCO)

10:10

Providence (PVD)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4545

07:40

Orlando (MCO)

10:25

Providence (PVD)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN4545

08:00

Boston Logan (BOS) B

11:15

Austin (AUS)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

10:00

Saint Louis (STL) 2

12:15

Austin (AUS)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4545

10:10

Phoenix Sky Harbor (PHX) 4

14:35

Chicago Midway (MDW)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:25, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

10:15

Saint Louis (STL) 2

12:30

Austin (AUS)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4545

11:20

Los Angeles (LAX) 1

17:15

Chicago Midway (MDW)

Effective 2026-02-14 through 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

12:30

Los Angeles (LAX) 1

18:20

Chicago Midway (MDW)

Effective 2026-02-12 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

12:30

Los Angeles (LAX) 1

18:20

Chicago Midway (MDW)

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

12:40

Oakland (OAK) 2

15:35

Phoenix Sky Harbor (PHX) 4

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN4545

12:55

Chicago Midway (MDW)

16:00

Charleston (CHS)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

12:55

Chicago Midway (MDW)

16:00

Charleston (CHS)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

13:10

Boston Logan (BOS) B

16:25

Austin (AUS)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

13:30

Saint Louis (STL) 2

15:15

Las Vegas Harry Reid (LAS) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN4545

14:15

Saint Louis (STL) 2

16:00

Las Vegas Harry Reid (LAS) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

14:45

Saint Louis (STL) 2

16:30

Las Vegas Harry Reid (LAS) 1

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

15:50

Saint Louis (STL) 2

17:35

Las Vegas Harry Reid (LAS) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN4545

18:30

Tampa (TPA)

20:55

Baltimore (BWI)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN4545

19:55

Tampa (TPA)

22:15

Baltimore (BWI)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:20, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN4545

06:35

Oakland (OAK) 2

14:35

Chicago Midway (MDW)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 6:00, 1-stop
Boeing 737-800 (73H)

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Parallax here

This flight number is listed as serving the following routes:

Boston Logan (BOS) - Austin (AUS)
Chicago Midway (MDW) - Charleston (CHS)
Los Angeles (LAX) - Chicago Midway (MDW)
Oakland (OAK) - Chicago Midway (MDW)
Oakland (OAK) - Phoenix Sky Harbor (PHX)
Orlando (MCO) - Providence (PVD)
Phoenix Sky Harbor (PHX) - Chicago Midway (MDW)
Saint Louis (STL) - Austin (AUS)
Saint Louis (STL) - Las Vegas Harry Reid (LAS)
Tampa (TPA) - Baltimore (BWI)

All Southwest Airlines flights

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