Southwest Airlines flight WN 3670: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sat 07:30 Sacramento (SMF) B 13:25 Chicago Midway (MDW) WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 3:55 Effective 2026-08-08 through 2026-09-26
Wed 07:55 Las Vegas Harry Reid (LAS) 1 10:15 Portland (PDX) WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 2:20 Effective 2026-08-05 through 2026-09-30
Mon,Thu,Fri 08:25 Sacramento (SMF) B 09:55 San Diego (SAN) 1 WN 3670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 08:25 Sacramento (SMF) B 09:55 San Diego (SAN) 1 WN 3670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-20 through 2026-03-01
Sat 08:40 Sacramento (SMF) B 10:10 San Diego (SAN) 1 WN 3670 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-02-14 through 2026-02-28
Tue,Wed 08:50 Orlando (MCO) 11:05 Ronald Reagan Washington (DCA) 1 WN 3670 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Effective 2026-04-07 through 2026-06-03
Sat 09:05 Orlando (MCO) 11:20 Ronald Reagan Washington (DCA) 1 WN 3670 Non-stop Boeing 737-800 (73H) 2:15 Effective 2026-04-11 through 2026-05-30
Sat 09:25 Orlando (MCO) 11:40 Denver (DEN) WN 3670 Non-stop Boeing 737-800 (73H) 4:15 Valid until 2026-01-03
Mon,Thu,Fri,Sun 09:45 Orlando (MCO) 12:00 Ronald Reagan Washington (DCA) 1 WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-04-09 through 2026-05-22
Sun 09:45 Orlando (MCO) 12:00 Ronald Reagan Washington (DCA) 1 WN 3670 Non-stop Boeing 737-700 (Scimitar Winglets) 2:15 Operates only on 2026-05-24
Mon,Thu,Fri,Sun 09:45 Orlando (MCO) 12:00 Ronald Reagan Washington (DCA) 1 WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2026-05-25 through 2026-06-01
Mon,Thu,Fri 12:30 New York LaGuardia (LGA) B 15:35 Dallas Love Field (DAL) 1 WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-03-05 through 2026-04-06
Tue,Wed,Sun 12:30 New York LaGuardia (LGA) B 15:35 Dallas Love Field (DAL) 1 WN 3670 Non-stop Boeing 737-800 (73H) 4:05 Effective 2026-03-08 through 2026-04-05
Sat 12:40 San Jose (SJC) B 14:40 Spokane (GEG) WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 14:25 San Jose (SJC) B 16:30 Spokane (GEG) WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-06-04 through 2026-08-03
Sun 16:55 Indianapolis (IND) 17:00 Chicago Midway (MDW) WN 3670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:05 Effective 2026-08-09 through 2026-09-27
Tue,Wed 17:05 Sacramento (SMF) B 19:00 Phoenix Sky Harbor (PHX) 4 WN 3670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-06-09 through 2026-07-29
Tue 18:10 Denver (DEN) 23:05 Detroit (DTW) E WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2026-08-04 through 2026-09-29
Mon,Thu,Fri 18:45 Denver (DEN) 23:30 Detroit (DTW) E WN 3670 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Effective 2026-08-06 through 2026-09-28

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Parallax here

This flight number is listed as serving the following routes:

Denver (DEN) - Detroit (DTW)
Indianapolis (IND) - Chicago Midway (MDW)
Las Vegas Harry Reid (LAS) - Portland (PDX)
New York LaGuardia (LGA) - Dallas Love Field (DAL)
Orlando (MCO) - Denver (DEN)
Orlando (MCO) - Ronald Reagan Washington (DCA)
Sacramento (SMF) - Chicago Midway (MDW)
Sacramento (SMF) - Phoenix Sky Harbor (PHX)
Sacramento (SMF) - San Diego (SAN)
San Jose (SJC) - Spokane (GEG)

All Southwest Airlines flights

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Southwest Airlines flight WN 3670: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3670

07:30

Sacramento (SMF) B

13:25

Chicago Midway (MDW)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

07:55

Las Vegas Harry Reid (LAS) 1

10:15

Portland (PDX)

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

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

08:25

Sacramento (SMF) B

09:55

San Diego (SAN) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

08:25

Sacramento (SMF) B

09:55

San Diego (SAN) 1

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3670

08:40

Sacramento (SMF) B

10:10

San Diego (SAN) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:30, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3670

08:50

Orlando (MCO)

11:05

Ronald Reagan Washington (DCA) 1

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

09:05

Orlando (MCO)

11:20

Ronald Reagan Washington (DCA) 1

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

09:25

Orlando (MCO)

11:40

Denver (DEN)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:15, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3670

09:45

Orlando (MCO)

12:00

Ronald Reagan Washington (DCA) 1

Effective 2026-04-09 through 2026-05-22

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3670

09:45

Orlando (MCO)

12:00

Ronald Reagan Washington (DCA) 1

Operates only on 2026-05-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3670

09:45

Orlando (MCO)

12:00

Ronald Reagan Washington (DCA) 1

Effective 2026-05-25 through 2026-06-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3670

12:30

New York LaGuardia (LGA) B

15:35

Dallas Love Field (DAL) 1

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

12:30

New York LaGuardia (LGA) B

15:35

Dallas Love Field (DAL) 1

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:05, non-stop
Boeing 737-800 (73H)

Direct Flights:

Southwest Airlines WN3670

12:40

San Jose (SJC) B

14:40

Spokane (GEG)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3670

14:25

San Jose (SJC) B

16:30

Spokane (GEG)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

16:55

Indianapolis (IND)

17:00

Chicago Midway (MDW)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:05, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3670

17:05

Sacramento (SMF) B

19:00

Phoenix Sky Harbor (PHX) 4

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3670

18:10

Denver (DEN)

23:05

Detroit (DTW) E

Effective 2026-08-04 through 2026-09-29

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3670

18:45

Denver (DEN)

23:30

Detroit (DTW) E

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

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Parallax here

This flight number is listed as serving the following routes:

Denver (DEN) - Detroit (DTW)
Indianapolis (IND) - Chicago Midway (MDW)
Las Vegas Harry Reid (LAS) - Portland (PDX)
New York LaGuardia (LGA) - Dallas Love Field (DAL)
Orlando (MCO) - Denver (DEN)
Orlando (MCO) - Ronald Reagan Washington (DCA)
Sacramento (SMF) - Chicago Midway (MDW)
Sacramento (SMF) - Phoenix Sky Harbor (PHX)
Sacramento (SMF) - San Diego (SAN)
San Jose (SJC) - Spokane (GEG)

All Southwest Airlines flights

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