Southwest Airlines flight WN 3667: Multiple routes

Ad box here 1220564027 I FlightWNum Top Box

FLIGHT SCHEDULE
Direct Flights:
Sun 08:15 Baltimore (BWI) 10:30 Denver (DEN) WN 3667 Non-stop Boeing 737-700 (Scimitar Winglets) 4:15 Effective 2026-03-08 through 2026-04-05
Sat 08:30 Detroit (DTW) E 08:45 Chicago Midway (MDW) WN 3667 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-08-08 through 2026-09-26
Mon,Thu,Fri 13:10 San Jose (SJC) B 16:35 Denver (DEN) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-06-04 through 2026-08-03
Sat 14:00 Sacramento (SMF) B 16:50 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-14 through 2026-02-28
Mon-Fri 14:55 Sacramento (SMF) B 17:45 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 14:55 Sacramento (SMF) B 17:45 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-18 through 2026-01-23
Mon-Fri 14:55 Sacramento (SMF) B 17:45 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 14:55 Sacramento (SMF) B 17:45 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-08 through 2026-02-11
Tue,Wed 14:55 Sacramento (SMF) B 17:45 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-18 through 2026-03-04
Thu,Fri,Sun 15:05 Sacramento (SMF) B 17:55 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-11 through 2026-01-16
Mon,Sun 15:05 Sacramento (SMF) B 17:55 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 15:05 Sacramento (SMF) B 17:55 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-01 through 2026-02-06
Mon,Sun 15:05 Sacramento (SMF) B 17:55 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 15:05 Sacramento (SMF) B 17:55 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-02-17 through 2026-02-23
Mon 15:05 Sacramento (SMF) B 17:55 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Operates only on 2026-03-02
Mon,Thu,Fri 15:10 Sacramento (SMF) B 18:00 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 15:10 Sacramento (SMF) B 18:00 Phoenix Sky Harbor (PHX) 4 WN 3667 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-02-20 through 2026-03-01
Tue,Wed 15:10 Houston Hobby (HOU) 16:50 Birmingham (BHM) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-07 through 2026-06-03
Sun 16:05 Houston Hobby (HOU) 17:45 Birmingham (BHM) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-12 through 2026-05-17
Sun 16:05 Houston Hobby (HOU) 17:45 Birmingham (BHM) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Operates only on 2026-05-31
Wed 17:15 Chicago Midway (MDW) 20:10 Baltimore (BWI) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-08-05 through 2026-09-30
Tue,Wed 17:30 Birmingham (BHM) 19:30 Denver (DEN) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 18:10 Birmingham (BHM) 20:10 Denver (DEN) WN 3667 Non-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2026-04-09 through 2026-06-01
Sat 18:10 Houston Hobby (HOU) 19:50 Birmingham (BHM) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-11 through 2026-05-30
Sun 18:25 Birmingham (BHM) 19:30 Nashville (BNA) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Effective 2026-04-12 through 2026-05-17
Sun 18:25 Birmingham (BHM) 19:30 Nashville (BNA) WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 1:05 Operates only on 2026-05-31
Mon 19:10 Orlando (MCO) 20:50 Saint Louis (STL) 2 WN 3667 Non-stop Boeing 737-800 (73H) 2:40 Operates only on 2026-01-05
Thu 19:45 Orlando (MCO) 21:25 Saint Louis (STL) 2 WN 3667 Non-stop Boeing 737-800 (73H) 2:40 Valid until 2026-01-01
Mon,Thu,Fri 20:05 Denver (DEN) 23:10 Saint Louis (STL) 2 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-08-06 through 2026-09-28
Sun 20:20 Denver (DEN) 23:25 Saint Louis (STL) 2 WN 3667 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-08-09 through 2026-09-27
Non-Direct Flights:
Tue,Wed 15:10 Houston Hobby (HOU) 19:30 Denver (DEN) WN 3667 1-stop Boeing 737 MAX 8 (7M8) 5:20 Effective 2026-04-07 through 2026-06-03
Sun 16:05 Houston Hobby (HOU) 19:30 Nashville (BNA) WN 3667 1-stop Boeing 737 MAX 8 (7M8) 3:25 Effective 2026-04-12 through 2026-05-17
Sun 16:05 Houston Hobby (HOU) 19:30 Nashville (BNA) WN 3667 1-stop Boeing 737 MAX 8 (7M8) 3:25 Operates only on 2026-05-31

Ad flat here 1377413384 I FlightWNum Lower

Parallax here

This flight number is listed as serving the following routes:

Baltimore (BWI) - Denver (DEN)
Birmingham (BHM) - Denver (DEN)
Birmingham (BHM) - Nashville (BNA)
Chicago Midway (MDW) - Baltimore (BWI)
Denver (DEN) - Saint Louis (STL)
Detroit (DTW) - Chicago Midway (MDW)
Houston Hobby (HOU) - Birmingham (BHM)
Houston Hobby (HOU) - Denver (DEN)
Houston Hobby (HOU) - Nashville (BNA)
Orlando (MCO) - Saint Louis (STL)
Sacramento (SMF) - Phoenix Sky Harbor (PHX)
San Jose (SJC) - Denver (DEN)

All Southwest Airlines flights

Feedback - Disclaimer - Privacy - new_base.html - DESKTOP - CACHE: False - LANG: en - IS_EU: False

Southwest Airlines flight WN 3667: Multiple routes

Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3667

08:15

Baltimore (BWI)

10:30

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3667

08:30

Detroit (DTW) E

08:45

Chicago Midway (MDW)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3667

13:10

San Jose (SJC) B

16:35

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3667

14:00

Sacramento (SMF) B

16:50

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3667

14:55

Sacramento (SMF) B

17:45

Phoenix Sky Harbor (PHX) 4

Effective 2026-01-06 through 2026-01-14

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

14:55

Sacramento (SMF) B

17:45

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

14:55

Sacramento (SMF) B

17:45

Phoenix Sky Harbor (PHX) 4

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

14:55

Sacramento (SMF) B

17:45

Phoenix Sky Harbor (PHX) 4

Effective 2026-02-08 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

14:55

Sacramento (SMF) B

17:45

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

15:05

Sacramento (SMF) B

17:55

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

15:05

Sacramento (SMF) B

17:55

Phoenix Sky Harbor (PHX) 4

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

15:05

Sacramento (SMF) B

17:55

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

15:05

Sacramento (SMF) B

17:55

Phoenix Sky Harbor (PHX) 4

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

15:05

Sacramento (SMF) B

17:55

Phoenix Sky Harbor (PHX) 4

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

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

15:05

Sacramento (SMF) B

17:55

Phoenix Sky Harbor (PHX) 4

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

15:10

Sacramento (SMF) B

18:00

Phoenix Sky Harbor (PHX) 4

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3667

15:10

Sacramento (SMF) B

18:00

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3667

15:10

Houston Hobby (HOU)

16:50

Birmingham (BHM)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

16:05

Houston Hobby (HOU)

17:45

Birmingham (BHM)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

16:05

Houston Hobby (HOU)

17:45

Birmingham (BHM)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

17:15

Chicago Midway (MDW)

20:10

Baltimore (BWI)

Effective 2026-08-05 through 2026-09-30

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3667

17:30

Birmingham (BHM)

19:30

Denver (DEN)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3667

18:10

Birmingham (BHM)

20:10

Denver (DEN)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3667

18:10

Houston Hobby (HOU)

19:50

Birmingham (BHM)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

18:25

Birmingham (BHM)

19:30

Nashville (BNA)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3667

18:25

Birmingham (BHM)

19:30

Nashville (BNA)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3667

19:10

Orlando (MCO)

20:50

Saint Louis (STL) 2

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3667

19:45

Orlando (MCO)

21:25

Saint Louis (STL) 2

Valid until 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3667

20:05

Denver (DEN)

23:10

Saint Louis (STL) 2

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3667

20:20

Denver (DEN)

23:25

Saint Louis (STL) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:05, non-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3667

15:10

Houston Hobby (HOU)

19:30

Denver (DEN)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:20, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3667

16:05

Houston Hobby (HOU)

19:30

Nashville (BNA)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:25, 1-stop
Boeing 737 MAX 8 (7M8)

Non-Direct Flights:

Southwest Airlines WN3667

16:05

Houston Hobby (HOU)

19:30

Nashville (BNA)

Operates only on 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:25, 1-stop
Boeing 737 MAX 8 (7M8)

Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box

Parallax here

This flight number is listed as serving the following routes:

Baltimore (BWI) - Denver (DEN)
Birmingham (BHM) - Denver (DEN)
Birmingham (BHM) - Nashville (BNA)
Chicago Midway (MDW) - Baltimore (BWI)
Denver (DEN) - Saint Louis (STL)
Detroit (DTW) - Chicago Midway (MDW)
Houston Hobby (HOU) - Birmingham (BHM)
Houston Hobby (HOU) - Denver (DEN)
Houston Hobby (HOU) - Nashville (BNA)
Orlando (MCO) - Saint Louis (STL)
Sacramento (SMF) - Phoenix Sky Harbor (PHX)
San Jose (SJC) - Denver (DEN)

All Southwest Airlines flights

Feedback - Disclaimer - Privacy - new_base.html - MOBILE

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