Southwest Airlines flight WN 670: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu,Fri,Sun 05:30 Boise (BOI) 06:30 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-01-11 through 2026-01-16
Mon,Sun 05:30 Boise (BOI) 06:30 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-01-19 through 2026-01-25
Thu,Fri,Sun 05:30 Boise (BOI) 06:30 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-01 through 2026-02-06
Mon,Sun 05:30 Boise (BOI) 06:30 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-09 through 2026-02-15
Mon,Tue,Thu 05:30 Boise (BOI) 06:30 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-17 through 2026-02-23
Mon 05:30 Boise (BOI) 06:30 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-03-02
Sat 05:35 Boise (BOI) 06:35 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-01-10 through 2026-02-07
Mon,Thu,Fri 06:00 Boise (BOI) 06:55 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 06:00 Boise (BOI) 06:55 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-02-20 through 2026-03-01
Sat 06:20 Boise (BOI) 07:15 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-02-14 through 2026-02-28
Sat 08:30 Houston Hobby (HOU) 10:55 Chicago Midway (MDW)
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 10:00 Nashville (BNA) 12:10 Atlanta (ATL) N
WN 670 Non-stop Boeing 737-800 (73H) 1:10 Effective 2026-08-06 through 2026-09-28
Mon,Thu,Fri 10:05 Nashville (BNA) 12:00 Louisville (SDF)
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 0:55 Effective 2026-06-04 through 2026-08-03
Tue,Wed 10:20 Nashville (BNA) 12:55 Detroit (DTW) E
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 1:35 Effective 2026-08-04 through 2026-09-30
Sat 11:25 Nashville (BNA) 14:00 Detroit (DTW) E
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:35 Effective 2026-08-08 through 2026-09-26
Sat 11:30 Chicago Midway (MDW) 13:40 Louisville (SDF)
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-06-06 through 2026-08-01
Mon-Fri 11:50 Boise (BOI) 12:40 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-01-06 through 2026-01-14
Tue-Fri,Sun 11:50 Boise (BOI) 12:40 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-01-18 through 2026-01-23
Mon-Fri 11:50 Boise (BOI) 12:40 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-01-26 through 2026-02-04
Tue,Wed,Sun 11:50 Boise (BOI) 12:40 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-02-08 through 2026-02-11
Tue,Wed 11:50 Boise (BOI) 12:40 Las Vegas Harry Reid (LAS) 1
WN 670 Non-stop Boeing 737-800 (73H) 1:50 Effective 2026-02-18 through 2026-03-04
Sun 12:25 San Antonio (SAT) A 12:45 Phoenix Sky Harbor (PHX) 4
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 12:35 Louisville (SDF) 13:15 Phoenix Sky Harbor (PHX) 4
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-06-04 through 2026-08-03
Sun 13:25 Phoenix Sky Harbor (PHX) 4 14:35 Ontario, Los Angeles (ONT) 4
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 13:55 Phoenix Sky Harbor (PHX) 4 15:05 Ontario, Los Angeles (ONT) 4
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-06-04 through 2026-08-03
Tue,Wed 13:55 Dallas Love Field (DAL) 1 14:55 Ontario, Los Angeles (ONT) 4
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 3:00 Effective 2026-06-09 through 2026-07-29
Sat 14:15 Louisville (SDF) 14:55 Phoenix Sky Harbor (PHX) 4
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-06-06 through 2026-08-01
Sun 15:10 Ontario, Los Angeles (ONT) 4 18:20 Denver (DEN)
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 2:10 Effective 2026-06-07 through 2026-08-02
Tue,Wed 15:30 Ontario, Los Angeles (ONT) 4 16:55 Sacramento (SMF) B
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 15:40 Ontario, Los Angeles (ONT) 4 17:05 Sacramento (SMF) B
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 16:30 Burbank (BUR) 17:50 San Francisco (SFO) 2
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 17:40 Sacramento (SMF) B 21:00 Denver (DEN)
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 2:20 Effective 2026-06-04 through 2026-08-03
Sun 17:45 Burbank (BUR) 19:10 San Francisco (SFO) 2
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Operates only on 2026-05-24
Sat 17:55 Burbank (BUR) 19:20 San Francisco (SFO) 2
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:25 Effective 2026-04-11 through 2026-05-30
Tue,Wed 18:10 Denver (DEN) 21:15 Saint Louis (STL) 2
WN 670 Non-stop Boeing 737-800 (73H) 2:05 Effective 2026-03-10 through 2026-04-01
Sun 18:10 Burbank (BUR) 19:30 San Francisco (SFO) 2
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-12 through 2026-05-17
Sun 18:10 Burbank (BUR) 19:30 San Francisco (SFO) 2
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Operates only on 2026-05-31
Tue,Wed 18:40 Burbank (BUR) 20:00 San Francisco (SFO) 2
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-07 through 2026-06-03
Sat 19:00 Denver (DEN) 22:00 Saint Louis (STL) 2
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-07 through 2026-04-04
Mon,Thu,Fri 19:15 Denver (DEN) 22:15 Saint Louis (STL) 2
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-05 through 2026-04-06
Sun 19:20 Denver (DEN) 22:20 Saint Louis (STL) 2
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-08 through 2026-04-05
Mon,Tue,Fri,Sun 20:40 Austin (AUS) 00:05 Orlando (MCO)
WN 670 Non-stop Boeing 737 MAX 8 (7M8) 2:25 Valid until 2026-01-05
The flight arrives 1 day after departure.
Sun 20:45 Austin (AUS) 22:20 San Jose (SJC) B
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2026-08-09 through 2026-09-27
Sat 21:15 Austin (AUS) 00:40 Orlando (MCO)
WN 670 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Operates only on 2026-01-03
The flight arrives 1 day after departure.
Non-Direct Flights:
Sat 08:30 Houston Hobby (HOU) 13:40 Louisville (SDF)
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 10:05 Nashville (BNA) 13:15 Phoenix Sky Harbor (PHX) 4
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 5:10 Effective 2026-06-04 through 2026-08-03
Sat 11:30 Chicago Midway (MDW) 14:55 Phoenix Sky Harbor (PHX) 4
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 5:25 Effective 2026-06-06 through 2026-08-01
Sun 12:25 San Antonio (SAT) A 14:35 Ontario, Los Angeles (ONT) 4
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 4:10 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 12:35 Louisville (SDF) 15:05 Ontario, Los Angeles (ONT) 4
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 5:30 Effective 2026-06-04 through 2026-08-03
Sun 13:25 Phoenix Sky Harbor (PHX) 4 18:20 Denver (DEN)
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 3:55 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 13:55 Phoenix Sky Harbor (PHX) 4 17:05 Sacramento (SMF) B
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 3:10 Effective 2026-06-04 through 2026-08-03
Tue,Wed 13:55 Dallas Love Field (DAL) 1 16:55 Sacramento (SMF) B
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 5:00 Effective 2026-06-09 through 2026-07-29
Mon,Thu,Fri 15:40 Ontario, Los Angeles (ONT) 4 21:00 Denver (DEN)
WN 670 1-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2026-06-04 through 2026-08-03
Sat 08:30 Houston Hobby (HOU) 14:55 Phoenix Sky Harbor (PHX) 4
WN 670 2-stop Boeing 737-700 (Scimitar Winglets) 8:25 Effective 2026-06-06 through 2026-08-01
Mon,Thu,Fri 10:05 Nashville (BNA) 15:05 Ontario, Los Angeles (ONT) 4
WN 670 2-stop Boeing 737-700 (Scimitar Winglets) 7:00 Effective 2026-06-04 through 2026-08-03
Sun 12:25 San Antonio (SAT) A 18:20 Denver (DEN)
WN 670 2-stop Boeing 737-700 (Scimitar Winglets) 6:55 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 12:35 Louisville (SDF) 17:05 Sacramento (SMF) B
WN 670 2-stop Boeing 737-700 (Scimitar Winglets) 7:30 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 13:55 Phoenix Sky Harbor (PHX) 4 21:00 Denver (DEN)
WN 670 2-stop Boeing 737-700 (Scimitar Winglets) 6:05 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 10:05 Nashville (BNA) 17:05 Sacramento (SMF) B
WN 670 3-stop Boeing 737-700 (Scimitar Winglets) 9:00 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 12:35 Louisville (SDF) 21:00 Denver (DEN)
WN 670 3-stop Boeing 737-700 (Scimitar Winglets) 10:25 Effective 2026-06-04 through 2026-08-03
Mon,Thu,Fri 10:05 Nashville (BNA) 21:00 Denver (DEN)
WN 670 4-stop Boeing 737-700 (Scimitar Winglets) 11:55 Effective 2026-06-04 through 2026-08-03
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Southwest Airlines flight WN 670: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN670
05:30
Boise (BOI)

06:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-11 through 2026-01-16
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
05:30
Boise (BOI)

06:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-19 through 2026-01-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
05:30
Boise (BOI)

06:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-01 through 2026-02-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
05:30
Boise (BOI)

06:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-09 through 2026-02-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
05:30
Boise (BOI)

06:30
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-17 through 2026-02-23
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
05:30
Boise (BOI)

06:30
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
05:35
Boise (BOI)

06:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
06:00
Boise (BOI)

06:55
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
06:00
Boise (BOI)

06:55
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
06:20
Boise (BOI)

07:15
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
08:30
Houston Hobby (HOU)

10:55
Chicago Midway (MDW)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
10:00
Nashville (BNA)

12:10
Atlanta (ATL) N
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
10:05
Nashville (BNA)

12:00
Louisville (SDF)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 0:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
10:20
Nashville (BNA)

12:55
Detroit (DTW) E
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:35, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
11:25
Nashville (BNA)

14:00
Detroit (DTW) E
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
11:30
Chicago Midway (MDW)

13:40
Louisville (SDF)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
11:50
Boise (BOI)

12:40
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
11:50
Boise (BOI)

12:40
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-18 through 2026-01-23
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
11:50
Boise (BOI)

12:40
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-26 through 2026-02-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
11:50
Boise (BOI)

12:40
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-08 through 2026-02-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
11:50
Boise (BOI)

12:40
Las Vegas Harry Reid (LAS) 1
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
12:25
San Antonio (SAT) A

12:45
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
12:35
Louisville (SDF)

13:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
13:25
Phoenix Sky Harbor (PHX) 4

14:35
Ontario, Los Angeles (ONT) 4
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
13:55
Phoenix Sky Harbor (PHX) 4

15:05
Ontario, Los Angeles (ONT) 4
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
13:55
Dallas Love Field (DAL) 1

14:55
Ontario, Los Angeles (ONT) 4
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
14:15
Louisville (SDF)

14:55
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:40, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
15:10
Ontario, Los Angeles (ONT) 4

18:20
Denver (DEN)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
15:30
Ontario, Los Angeles (ONT) 4

16:55
Sacramento (SMF) B
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
15:40
Ontario, Los Angeles (ONT) 4

17:05
Sacramento (SMF) B
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
16:30
Burbank (BUR)

17:50
San Francisco (SFO) 2
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
17:40
Sacramento (SMF) B

21:00
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
17:45
Burbank (BUR)

19:10
San Francisco (SFO) 2
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
17:55
Burbank (BUR)

19:20
San Francisco (SFO) 2
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
18:10
Denver (DEN)

21:15
Saint Louis (STL) 2
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:05, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN670
18:10
Burbank (BUR)

19:30
San Francisco (SFO) 2
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
18:10
Burbank (BUR)

19:30
San Francisco (SFO) 2
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
18:40
Burbank (BUR)

20:00
San Francisco (SFO) 2
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
19:00
Denver (DEN)

22:00
Saint Louis (STL) 2
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
19:15
Denver (DEN)

22:15
Saint Louis (STL) 2
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
19:20
Denver (DEN)

22:20
Saint Louis (STL) 2
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN670
20:40
Austin (AUS)

00:05(+1)
Orlando (MCO)
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.
Direct Flights:
Southwest Airlines WN670
20:45
Austin (AUS)

22:20
San Jose (SJC) B
Effective 2026-08-09 through 2026-09-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN670
21:15
Austin (AUS)

00:40(+1)
Orlando (MCO)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Non-Direct Flights:
Southwest Airlines WN670
08:30
Houston Hobby (HOU)

13:40
Louisville (SDF)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
10:05
Nashville (BNA)

13:15
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
11:30
Chicago Midway (MDW)

14:55
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:25, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
12:25
San Antonio (SAT) A

14:35
Ontario, Los Angeles (ONT) 4
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
12:35
Louisville (SDF)

15:05
Ontario, Los Angeles (ONT) 4
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 5:30, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
13:25
Phoenix Sky Harbor (PHX) 4

18:20
Denver (DEN)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:55, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
13:55
Phoenix Sky Harbor (PHX) 4

17:05
Sacramento (SMF) B
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:10, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
13:55
Dallas Love Field (DAL) 1

16:55
Sacramento (SMF) B
Effective 2026-06-09 through 2026-07-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 5:00, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
15:40
Ontario, Los Angeles (ONT) 4

21:00
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
08:30
Houston Hobby (HOU)

14:55
Phoenix Sky Harbor (PHX) 4
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 8:25, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
10:05
Nashville (BNA)

15:05
Ontario, Los Angeles (ONT) 4
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:00, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
12:25
San Antonio (SAT) A

18:20
Denver (DEN)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 6:55, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
12:35
Louisville (SDF)

17:05
Sacramento (SMF) B
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:30, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
13:55
Phoenix Sky Harbor (PHX) 4

21:00
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:05, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
10:05
Nashville (BNA)

17:05
Sacramento (SMF) B
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 9:00, 3-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
12:35
Louisville (SDF)

21:00
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 10:25, 3-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN670
10:05
Nashville (BNA)

21:00
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 11:55, 4-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Austin (AUS) - Orlando (MCO)
  • Austin (AUS) - San Jose (SJC)
  • Boise (BOI) - Las Vegas Harry Reid (LAS)
  • Burbank (BUR) - San Francisco (SFO)
  • Chicago Midway (MDW) - Louisville (SDF)
  • Chicago Midway (MDW) - Phoenix Sky Harbor (PHX)
  • Dallas Love Field (DAL) - Ontario, Los Angeles (ONT)
  • Dallas Love Field (DAL) - Sacramento (SMF)
  • Denver (DEN) - Saint Louis (STL)
  • Houston Hobby (HOU) - Chicago Midway (MDW)
  • Houston Hobby (HOU) - Louisville (SDF)
  • Houston Hobby (HOU) - Phoenix Sky Harbor (PHX)
  • Louisville (SDF) - Denver (DEN)
  • Louisville (SDF) - Ontario, Los Angeles (ONT)
  • Louisville (SDF) - Phoenix Sky Harbor (PHX)
  • Louisville (SDF) - Sacramento (SMF)
  • Nashville (BNA) - Atlanta (ATL)
  • Nashville (BNA) - Denver (DEN)
  • Nashville (BNA) - Detroit (DTW)
  • Nashville (BNA) - Louisville (SDF)
  • Nashville (BNA) - Ontario, Los Angeles (ONT)
  • Nashville (BNA) - Phoenix Sky Harbor (PHX)
  • Nashville (BNA) - Sacramento (SMF)
  • Ontario, Los Angeles (ONT) - Denver (DEN)
  • Ontario, Los Angeles (ONT) - Sacramento (SMF)
  • Phoenix Sky Harbor (PHX) - Denver (DEN)
  • Phoenix Sky Harbor (PHX) - Ontario, Los Angeles (ONT)
  • Phoenix Sky Harbor (PHX) - Sacramento (SMF)
  • Sacramento (SMF) - Denver (DEN)
  • San Antonio (SAT) - Denver (DEN)
  • San Antonio (SAT) - Ontario, Los Angeles (ONT)
  • San Antonio (SAT) - Phoenix Sky Harbor (PHX)
All Southwest Airlines flights
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