Southwest Airlines flight WN 3437: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sun 05:10 Milwaukee (MKE) 08:05 Baltimore (BWI) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-04-12 through 2026-05-17
Sun 05:10 Milwaukee (MKE) 08:05 Baltimore (BWI) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Operates only on 2026-05-31
Mon,Thu,Fri,Sun 05:15 Phoenix Sky Harbor (PHX) 4 09:40 Kansas City (MCI) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-08 through 2026-04-06
Sat 05:30 Phoenix Sky Harbor (PHX) 4 09:55 Kansas City (MCI) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-14 through 2026-04-04
Thu,Fri 06:15 Phoenix Sky Harbor (PHX) 4 09:40 Kansas City (MCI) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-03-05 through 2026-03-06
Sat 06:30 Phoenix Sky Harbor (PHX) 4 09:55 Kansas City (MCI) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Operates only on 2026-03-07
Mon,Thu,Fri 08:10 Oakland (OAK) 2 09:35 Santa Ana (SNA) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Effective 2026-08-06 through 2026-09-28
Sun 08:45 Baltimore (BWI) 11:20 Houston Hobby (HOU) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2026-04-12 through 2026-05-17
Sun 08:45 Baltimore (BWI) 11:20 Houston Hobby (HOU) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2026-05-31
Sun 10:00 Baltimore (BWI) 12:25 Houston Hobby (HOU) WN 3437 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Operates only on 2026-05-24
Mon,Thu,Fri 10:15 Denver (DEN) 15:45 Washington Dulles (IAD) WN 3437 Non-stop Boeing 737-800 (73H) 3:30 Effective 2026-06-04 through 2026-08-03
Sat 10:35 Kansas City (MCI) 14:30 Fort Lauderdale (FLL) 1 WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-03-07 through 2026-04-04
Tue,Wed 10:45 Denver (DEN) 16:05 Washington Dulles (IAD) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 3:20 Effective 2026-06-09 through 2026-07-29
Sat,Sun 10:50 Denver (DEN) 16:05 Washington Dulles (IAD) WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 3:15 Effective 2026-06-06 through 2026-08-02
Thu 14:05 Chicago Midway (MDW) 15:35 Kansas City (MCI) WN 3437 Non-stop Boeing 737-700 (73W) 1:30 Valid until 2026-01-01
Tue,Wed 14:45 Milwaukee (MKE) 17:35 Baltimore (BWI) WN 3437 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 15:30 Milwaukee (MKE) 18:20 Baltimore (BWI) WN 3437 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-04-09 through 2026-06-01
Tue,Wed 17:35 San Diego (SAN) 1 19:05 Oakland (OAK) 2 WN 3437 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-08-04 through 2026-09-30
Sat 18:10 San Diego (SAN) 1 19:40 Oakland (OAK) 2 WN 3437 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-08-08 through 2026-09-26
Sat 21:40 Oakland (OAK) 2 23:10 Palm Springs (PSP) WN 3437 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-01-03
Non-Direct Flights:
Sun 05:10 Milwaukee (MKE) 11:20 Houston Hobby (HOU) WN 3437 1-stop Boeing 737 MAX 8 (7M8) 6:10 Effective 2026-04-12 through 2026-05-17
Sun 05:10 Milwaukee (MKE) 11:20 Houston Hobby (HOU) WN 3437 1-stop Boeing 737 MAX 8 (7M8) 6:10 Operates only on 2026-05-31
Sat 05:30 Phoenix Sky Harbor (PHX) 4 14:30 Fort Lauderdale (FLL) 1 WN 3437 1-stop Boeing 737 MAX 8 (7M8) 6:00 Effective 2026-03-14 through 2026-04-04
Sat 06:30 Phoenix Sky Harbor (PHX) 4 14:30 Fort Lauderdale (FLL) 1 WN 3437 1-stop Boeing 737 MAX 8 (7M8) 6:00 Operates only on 2026-03-07

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This flight number is listed as serving the following routes:

Baltimore (BWI) - Houston Hobby (HOU)
Chicago Midway (MDW) - Kansas City (MCI)
Denver (DEN) - Washington Dulles (IAD)
Kansas City (MCI) - Fort Lauderdale (FLL)
Milwaukee (MKE) - Baltimore (BWI)
Milwaukee (MKE) - Houston Hobby (HOU)
Oakland (OAK) - Palm Springs (PSP)
Oakland (OAK) - Santa Ana (SNA)
Phoenix Sky Harbor (PHX) - Fort Lauderdale (FLL)
Phoenix Sky Harbor (PHX) - Kansas City (MCI)
San Diego (SAN) - Oakland (OAK)

All Southwest Airlines flights

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Southwest Airlines flight WN 3437: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3437

05:10

Milwaukee (MKE)

08:05

Baltimore (BWI)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3437

05:10

Milwaukee (MKE)

08:05

Baltimore (BWI)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3437

05:15

Phoenix Sky Harbor (PHX) 4

09:40

Kansas City (MCI)

Effective 2026-03-08 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 WN3437

05:30

Phoenix Sky Harbor (PHX) 4

09:55

Kansas City (MCI)

Effective 2026-03-14 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 WN3437

06:15

Phoenix Sky Harbor (PHX) 4

09:40

Kansas City (MCI)

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

06:30

Phoenix Sky Harbor (PHX) 4

09:55

Kansas City (MCI)

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

08:10

Oakland (OAK) 2

09:35

Santa Ana (SNA)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

08:45

Baltimore (BWI)

11:20

Houston Hobby (HOU)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3437

08:45

Baltimore (BWI)

11:20

Houston Hobby (HOU)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3437

10:00

Baltimore (BWI)

12:25

Houston Hobby (HOU)

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3437

10:15

Denver (DEN)

15:45

Washington Dulles (IAD)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:30, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3437

10:35

Kansas City (MCI)

14:30

Fort Lauderdale (FLL) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3437

10:45

Denver (DEN)

16:05

Washington Dulles (IAD)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

10:50

Denver (DEN)

16:05

Washington Dulles (IAD)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 3:15, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3437

14:05

Chicago Midway (MDW)

15:35

Kansas City (MCI)

Valid until 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

14:45

Milwaukee (MKE)

17:35

Baltimore (BWI)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

15:30

Milwaukee (MKE)

18:20

Baltimore (BWI)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

17:35

San Diego (SAN) 1

19:05

Oakland (OAK) 2

Effective 2026-08-04 through 2026-09-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3437

18:10

San Diego (SAN) 1

19:40

Oakland (OAK) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3437

21:40

Oakland (OAK) 2

23:10

Palm Springs (PSP)

Operates only on 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)

Non-Direct Flights:

Southwest Airlines WN3437

05:10

Milwaukee (MKE)

11:20

Houston Hobby (HOU)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3437

05:10

Milwaukee (MKE)

11:20

Houston Hobby (HOU)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:10, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3437

05:30

Phoenix Sky Harbor (PHX) 4

14:30

Fort Lauderdale (FLL) 1

Effective 2026-03-14 through 2026-04-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:00, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3437

06:30

Phoenix Sky Harbor (PHX) 4

14:30

Fort Lauderdale (FLL) 1

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:00, 1-stop
Boeing 737 MAX 8 (7M8)

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This flight number is listed as serving the following routes:

Baltimore (BWI) - Houston Hobby (HOU)
Chicago Midway (MDW) - Kansas City (MCI)
Denver (DEN) - Washington Dulles (IAD)
Kansas City (MCI) - Fort Lauderdale (FLL)
Milwaukee (MKE) - Baltimore (BWI)
Milwaukee (MKE) - Houston Hobby (HOU)
Oakland (OAK) - Palm Springs (PSP)
Oakland (OAK) - Santa Ana (SNA)
Phoenix Sky Harbor (PHX) - Fort Lauderdale (FLL)
Phoenix Sky Harbor (PHX) - Kansas City (MCI)
San Diego (SAN) - Oakland (OAK)

All Southwest Airlines flights

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