Southwest Airlines flight WN 3674: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri 14:40 Pensacola (PNS) 16:35 Austin (AUS)
WN 3674 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-06 through 2026-09-28
Sat 17:50 Ontario, Los Angeles (ONT) 4 19:00 San Jose (SJC) B
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-04-11 through 2026-05-30
Sun 18:35 Ontario, Los Angeles (ONT) 4 19:45 San Jose (SJC) B
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Operates only on 2026-05-24
Mon,Thu,Fri 18:50 Ontario, Los Angeles (ONT) 4 20:00 San Jose (SJC) B
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2026-04-09 through 2026-06-01
Mon-Fri,Sun 19:00 Sacramento (SMF) B 20:30 San Diego (SAN) 1
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-01-06 through 2026-02-11
Tue-Thu,Sun 19:00 Sacramento (SMF) B 20:30 San Diego (SAN) 1
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-15 through 2026-02-19
Mon-Wed 19:00 Sacramento (SMF) B 20:30 San Diego (SAN) 1
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:30 Effective 2026-02-23 through 2026-03-04
Sat 19:20 Sacramento (SMF) B 20:50 San Diego (SAN) 1
WN 3674 Non-stop Boeing 737-800 (73H) 1:30 Effective 2026-02-14 through 2026-02-28
Tue,Wed 19:30 Ontario, Los Angeles (ONT) 4 20:45 San Jose (SJC) B
WN 3674 Non-stop Boeing 737-700 (Scimitar Winglets) 1:15 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 19:45 Sacramento (SMF) B 21:15 San Diego (SAN) 1
WN 3674 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 19:45 Sacramento (SMF) B 21:15 San Diego (SAN) 1
WN 3674 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-02-20 through 2026-03-01
Sat 20:10 Dallas Love Field (DAL) 1 20:35 Phoenix Sky Harbor (PHX) 4
WN 3674 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 20:25 Dallas Love Field (DAL) 1 20:50 Phoenix Sky Harbor (PHX) 4
WN 3674 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-06-04 through 2026-08-03
Sun 20:45 Nashville (BNA) 22:55 San Diego (SAN) 1
WN 3674 Non-stop Boeing 737-800 (73H) 4:10 Effective 2026-08-09 through 2026-09-27
Sun 21:20 Ontario, Los Angeles (ONT) 4 22:35 San Jose (SJC) B
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2026-04-12 through 2026-05-17
Sun 21:20 Ontario, Los Angeles (ONT) 4 22:35 San Jose (SJC) B
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Operates only on 2026-05-31
Sun 22:55 Dallas Love Field (DAL) 1 23:20 Phoenix Sky Harbor (PHX) 4
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Effective 2026-06-07 through 2026-08-02
Sat 23:55 Phoenix Sky Harbor (PHX) 4 00:05 Las Vegas Harry Reid (LAS) 1
WN 3674 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Operates only on 2026-03-07
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 3674: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN3674
14:40
Pensacola (PNS)

16:35
Austin (AUS)
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3674
17:50
Ontario, Los Angeles (ONT) 4

19:00
San Jose (SJC) B
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
18:35
Ontario, Los Angeles (ONT) 4

19:45
San Jose (SJC) B
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
18:50
Ontario, Los Angeles (ONT) 4

20:00
San Jose (SJC) B
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
19:00
Sacramento (SMF) B

20:30
San Diego (SAN) 1
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
19:00
Sacramento (SMF) B

20:30
San Diego (SAN) 1
Effective 2026-02-15 through 2026-02-19
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
19:00
Sacramento (SMF) B

20:30
San Diego (SAN) 1
Effective 2026-02-23 through 2026-03-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:30, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
19:20
Sacramento (SMF) B

20:50
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 WN3674
19:30
Ontario, Los Angeles (ONT) 4

20:45
San Jose (SJC) B
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN3674
19:45
Sacramento (SMF) B

21:15
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 WN3674
19:45
Sacramento (SMF) B

21:15
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 WN3674
20:10
Dallas Love Field (DAL) 1

20:35
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3674
20:25
Dallas Love Field (DAL) 1

20:50
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3674
20:45
Nashville (BNA)

22:55
San Diego (SAN) 1
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN3674
21:20
Ontario, Los Angeles (ONT) 4

22:35
San Jose (SJC) B
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
21:20
Ontario, Los Angeles (ONT) 4

22:35
San Jose (SJC) B
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
22:55
Dallas Love Field (DAL) 1

23:20
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN3674
23:55
Phoenix Sky Harbor (PHX) 4

00:05(+1)
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:
  • Dallas Love Field (DAL) - Phoenix Sky Harbor (PHX)
  • Nashville (BNA) - San Diego (SAN)
  • Ontario, Los Angeles (ONT) - San Jose (SJC)
  • Pensacola (PNS) - Austin (AUS)
  • Phoenix Sky Harbor (PHX) - Las Vegas Harry Reid (LAS)
  • Sacramento (SMF) - San Diego (SAN)
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