Southwest Airlines flight WN 3977: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Sun 05:25 Tampa (TPA) 07:30 Denver (DEN) WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-03-08 through 2026-04-05
Mon-Fri 05:35 Tampa (TPA) 07:40 Denver (DEN) WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-03-05 through 2026-04-06
Sat 05:40 Tampa (TPA) 07:45 Denver (DEN) WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 4:05 Effective 2026-03-07 through 2026-04-04
Sat 06:00 Sacramento (SMF) B 07:25 Ontario, Los Angeles (ONT) 4 WN 3977 Non-stop Boeing 737-800 (73H) 1:25 Valid until 2026-01-03
Fri,Sun 06:15 Sacramento (SMF) B 07:40 Ontario, Los Angeles (ONT) 4 WN 3977 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-01-02 through 2026-01-04
Mon 06:25 Sacramento (SMF) B 07:50 Ontario, Los Angeles (ONT) 4 WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 1:25 Operates only on 2026-01-05
Sat 06:40 San Diego (SAN) 1 08:25 Oakland (OAK) 2 WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 1:45 Effective 2026-06-06 through 2026-08-01
Wed,Thu 11:50 Sacramento (SMF) B 13:15 Ontario, Los Angeles (ONT) 4 WN 3977 Non-stop Boeing 737-700 (73W) 1:25 Valid until 2026-01-01
Wed 12:05 Destin/Fort Walton Beach (VPS) 13:35 Nashville (BNA) WN 3977 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-08-05 through 2026-09-30
Mon,Thu,Fri 14:00 Destin/Fort Walton Beach (VPS) 15:30 Nashville (BNA) WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-08-06 through 2026-09-28
Sat 15:20 Orlando (MCO) 17:20 Austin (AUS) WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2026-02-07
Tue,Wed 18:25 Kansas City (MCI) 20:30 Houston Hobby (HOU) WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Effective 2026-06-09 through 2026-07-29
Sun 18:55 Miami (MIA) 21:35 Baltimore (BWI) WN 3977 Non-stop Boeing 737-700 (Scimitar Winglets) 2:40 Effective 2026-06-07 through 2026-08-02
Sat 20:25 San Diego (SAN) 1 21:55 San Jose (SJC) B WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-14 through 2026-02-28
Thu,Fri,Sun 20:30 San Diego (SAN) 1 22:00 San Jose (SJC) B WN 3977 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-01-11 through 2026-01-16
Mon,Sun 20:30 San Diego (SAN) 1 22:00 San Jose (SJC) B WN 3977 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 20:30 San Diego (SAN) 1 22:00 San Jose (SJC) B WN 3977 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-02-01 through 2026-02-06
Mon,Sun 20:30 San Diego (SAN) 1 22:00 San Jose (SJC) B WN 3977 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 20:30 San Diego (SAN) 1 22:00 San Jose (SJC) B WN 3977 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-02-17 through 2026-02-23
Mon 20:30 San Diego (SAN) 1 22:00 San Jose (SJC) B WN 3977 Non-stop Boeing 737-800 (73H) 1:30 Operates only on 2026-03-02
Mon,Thu,Fri 20:40 San Diego (SAN) 1 22:10 San Jose (SJC) B WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 20:40 San Diego (SAN) 1 22:10 San Jose (SJC) B WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-20 through 2026-03-01
Mon,Thu,Fri 21:05 Honolulu (HNL) 2 06:10 Phoenix Sky Harbor (PHX) 4 WN 3977 Non-stop Boeing 737 MAX 8 (7M8) 6:05 Effective 2026-04-09 through 2026-06-01 The flight arrives 1 day after departure.

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This flight number is listed as serving the following routes:

Destin/Fort Walton Beach (VPS) - Nashville (BNA)
Honolulu (HNL) - Phoenix Sky Harbor (PHX)
Kansas City (MCI) - Houston Hobby (HOU)
Miami (MIA) - Baltimore (BWI)
Orlando (MCO) - Austin (AUS)
Sacramento (SMF) - Ontario, Los Angeles (ONT)
San Diego (SAN) - Oakland (OAK)
San Diego (SAN) - San Jose (SJC)
Tampa (TPA) - Denver (DEN)

All Southwest Airlines flights

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Southwest Airlines flight WN 3977: Multiple routes

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3977

05:25

Tampa (TPA)

07:30

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3977

05:35

Tampa (TPA)

07:40

Denver (DEN)

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 WN3977

05:40

Tampa (TPA)

07:45

Denver (DEN)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

06:00

Sacramento (SMF) B

07:25

Ontario, Los Angeles (ONT) 4

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

06:15

Sacramento (SMF) B

07:40

Ontario, Los Angeles (ONT) 4

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3977

06:25

Sacramento (SMF) B

07:50

Ontario, Los Angeles (ONT) 4

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

06:40

San Diego (SAN) 1

08:25

Oakland (OAK) 2

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:45, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Southwest Airlines WN3977

11:50

Sacramento (SMF) B

13:15

Ontario, Los Angeles (ONT) 4

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 1:25, non-stop
Boeing 737-700 (73W)

Direct Flights:

Southwest Airlines WN3977

12:05

Destin/Fort Walton Beach (VPS)

13:35

Nashville (BNA)

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

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

14:00

Destin/Fort Walton Beach (VPS)

15:30

Nashville (BNA)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

15:20

Orlando (MCO)

17:20

Austin (AUS)

Operates only on 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

18:25

Kansas City (MCI)

20:30

Houston Hobby (HOU)

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

18:55

Miami (MIA)

21:35

Baltimore (BWI)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737-700 (Scimitar Winglets)

Direct Flights:

Southwest Airlines WN3977

20:25

San Diego (SAN) 1

21:55

San Jose (SJC) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

20:30

San Diego (SAN) 1

22:00

San Jose (SJC) B

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3977

20:30

San Diego (SAN) 1

22:00

San Jose (SJC) B

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3977

20:30

San Diego (SAN) 1

22:00

San Jose (SJC) B

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3977

20:30

San Diego (SAN) 1

22:00

San Jose (SJC) B

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

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3977

20:30

San Diego (SAN) 1

22:00

San Jose (SJC) B

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

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

20:30

San Diego (SAN) 1

22:00

San Jose (SJC) B

Operates only on 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

20:40

San Diego (SAN) 1

22:10

San Jose (SJC) B

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Direct Flights:

Southwest Airlines WN3977

20:40

San Diego (SAN) 1

22:10

San Jose (SJC) B

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

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

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

Direct Flights:

Southwest Airlines WN3977

21:05

Honolulu (HNL) 2

06:10(+1)

Phoenix Sky Harbor (PHX) 4

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 6:05, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

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Parallax here

This flight number is listed as serving the following routes:

Destin/Fort Walton Beach (VPS) - Nashville (BNA)
Honolulu (HNL) - Phoenix Sky Harbor (PHX)
Kansas City (MCI) - Houston Hobby (HOU)
Miami (MIA) - Baltimore (BWI)
Orlando (MCO) - Austin (AUS)
Sacramento (SMF) - Ontario, Los Angeles (ONT)
San Diego (SAN) - Oakland (OAK)
San Diego (SAN) - San Jose (SJC)
Tampa (TPA) - Denver (DEN)

All Southwest Airlines flights

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