Southwest Airlines flight WN 4020: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 05:00 San Francisco (SFO) 2 07:55 Phoenix Sky Harbor (PHX) 4
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-02-14 through 2026-02-28
Mon,Thu,Fri 05:15 San Francisco (SFO) 2 08:10 Phoenix Sky Harbor (PHX) 4
WN 4020 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-12 through 2026-02-16
Thu,Fri,Sun 05:15 San Francisco (SFO) 2 08:10 Phoenix Sky Harbor (PHX) 4
WN 4020 Non-stop Boeing 737-800 (73H) 1:55 Effective 2026-02-20 through 2026-03-01
Sun 06:30 San Jose (SJC) B 07:50 Long Beach (LGB)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-12 through 2026-05-17
Sun 06:30 San Jose (SJC) B 07:50 Long Beach (LGB)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Operates only on 2026-05-31
Sun 08:10 San Jose (SJC) B 09:25 Long Beach (LGB)
WN 4020 Non-stop Boeing 737-800 (73H) 1:15 Operates only on 2026-05-24
Sun 08:25 Long Beach (LGB) 09:35 Las Vegas Harry Reid (LAS) 1
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Effective 2026-04-12 through 2026-05-17
Sun 08:25 Long Beach (LGB) 09:35 Las Vegas Harry Reid (LAS) 1
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:10 Operates only on 2026-05-31
Tue,Wed 09:25 Reno (RNO) 10:45 Las Vegas Harry Reid (LAS) 1
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:20 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 10:00 Reno (RNO) 11:20 Las Vegas Harry Reid (LAS) 1
WN 4020 Non-stop Boeing 737 MAX 8 (7M8) 1:20 Effective 2026-04-09 through 2026-06-01
Sun 10:10 Las Vegas Harry Reid (LAS) 1 13:05 Denver (DEN)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-04-12 through 2026-05-17
Sun 10:10 Las Vegas Harry Reid (LAS) 1 13:05 Denver (DEN)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Operates only on 2026-05-31
Thu 10:20 Fort Myers (RSW) 12:45 Baltimore (BWI)
WN 4020 Non-stop Boeing 737-700 (73W) 2:25 Operates only on 2026-01-01
Tue,Wed 11:20 Las Vegas Harry Reid (LAS) 1 14:15 Denver (DEN)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-04-07 through 2026-06-03
Sat 11:25 Las Vegas Harry Reid (LAS) 1 14:20 Denver (DEN)
WN 4020 Non-stop Boeing 737 MAX 8 (7M8) 1:55 Effective 2026-04-11 through 2026-05-30
Mon,Thu,Fri 12:00 Las Vegas Harry Reid (LAS) 1 19:20 Buffalo (BUF)
WN 4020 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2026-04-09 through 2026-06-01
Mon,Thu,Fri 12:10 Manchester (MHT) 15:30 Orlando (MCO)
WN 4020 Non-stop Boeing 737-800 (73H) 3:20 Effective 2026-03-05 through 2026-04-06
Sat 12:15 Colorado Springs (COS) 15:00 Dallas Love Field (DAL) 1
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:45 Effective 2026-08-08 through 2026-09-26
Sun 12:35 Manchester (MHT) 15:55 Orlando (MCO)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 3:20 Effective 2026-03-08 through 2026-04-05
Tue,Wed 13:35 Manchester (MHT) 17:00 Orlando (MCO)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 3:25 Effective 2026-03-10 through 2026-04-01
Sun 13:45 Denver (DEN) 17:30 Pensacola (PNS)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Effective 2026-04-12 through 2026-05-17
Sun 13:45 Denver (DEN) 17:30 Pensacola (PNS)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 2:45 Operates only on 2026-05-31
Sat 14:30 Denver (DEN) 16:00 Burbank (BUR)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 2:30 Operates only on 2026-01-03
Mon,Thu,Fri 15:00 Colorado Springs (COS) 17:50 Dallas Love Field (DAL) 1
WN 4020 Non-stop Boeing 737 MAX 8 (7M8) 1:50 Effective 2026-08-06 through 2026-09-28
Tue,Wed 16:35 Colorado Springs (COS) 19:25 Dallas Love Field (DAL) 1
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:50 Effective 2026-08-04 through 2026-09-30
Sat 16:40 Tampa (TPA) 18:40 Denver (DEN)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 4:00 Effective 2026-06-06 through 2026-08-01
Sat 16:50 Manchester (MHT) 20:10 Orlando (MCO)
WN 4020 Non-stop Boeing 737-800 (73H) 3:20 Effective 2026-03-07 through 2026-04-04
Sun 17:00 Tampa (TPA) 19:00 Denver (DEN)
WN 4020 Non-stop Boeing 737-800 (73H) 4:00 Effective 2026-06-07 through 2026-08-02
Mon,Thu,Fri 17:35 Tampa (TPA) 19:35 Denver (DEN)
WN 4020 Non-stop Boeing 737 MAX 8 (7M8) 4:00 Effective 2026-06-04 through 2026-08-03
Sun 18:05 Pensacola (PNS) 19:35 Nashville (BNA)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Effective 2026-04-12 through 2026-05-17
Sun 18:05 Pensacola (PNS) 19:35 Nashville (BNA)
WN 4020 Non-stop Boeing 737-700 (Scimitar Winglets) 1:30 Operates only on 2026-05-31
Mon,Thu,Fri 20:00 Buffalo (BUF) 20:40 Chicago Midway (MDW)
WN 4020 Non-stop Boeing 737 MAX 8 (7M8) 1:40 Effective 2026-04-09 through 2026-06-01
Non-Direct Flights:
Sun 06:30 San Jose (SJC) B 09:35 Las Vegas Harry Reid (LAS) 1
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Effective 2026-04-12 through 2026-05-17
Sun 06:30 San Jose (SJC) B 09:35 Las Vegas Harry Reid (LAS) 1
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 3:05 Operates only on 2026-05-31
Sun 08:25 Long Beach (LGB) 13:05 Denver (DEN)
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 3:40 Effective 2026-04-12 through 2026-05-17
Sun 08:25 Long Beach (LGB) 13:05 Denver (DEN)
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 3:40 Operates only on 2026-05-31
Tue,Wed 09:25 Reno (RNO) 14:15 Denver (DEN)
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 3:50 Effective 2026-04-07 through 2026-06-03
Mon,Thu,Fri 10:00 Reno (RNO) 19:20 Buffalo (BUF)
WN 4020 1-stop Boeing 737 MAX 8 (7M8) 6:20 Effective 2026-04-09 through 2026-06-01
Sun 10:10 Las Vegas Harry Reid (LAS) 1 17:30 Pensacola (PNS)
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 5:20 Effective 2026-04-12 through 2026-05-17
Sun 10:10 Las Vegas Harry Reid (LAS) 1 17:30 Pensacola (PNS)
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 5:20 Operates only on 2026-05-31
Mon,Thu,Fri 12:00 Las Vegas Harry Reid (LAS) 1 20:40 Chicago Midway (MDW)
WN 4020 1-stop Boeing 737 MAX 8 (7M8) 6:40 Effective 2026-04-09 through 2026-06-01
Sun 13:45 Denver (DEN) 19:35 Nashville (BNA)
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Effective 2026-04-12 through 2026-05-17
Sun 13:45 Denver (DEN) 19:35 Nashville (BNA)
WN 4020 1-stop Boeing 737-700 (Scimitar Winglets) 4:50 Operates only on 2026-05-31
Sun 06:30 San Jose (SJC) B 13:05 Denver (DEN)
WN 4020 2-stop Boeing 737-700 (Scimitar Winglets) 5:35 Effective 2026-04-12 through 2026-05-17
Sun 06:30 San Jose (SJC) B 13:05 Denver (DEN)
WN 4020 2-stop Boeing 737-700 (Scimitar Winglets) 5:35 Operates only on 2026-05-31
Sun 08:25 Long Beach (LGB) 17:30 Pensacola (PNS)
WN 4020 2-stop Boeing 737-700 (Scimitar Winglets) 7:05 Effective 2026-04-12 through 2026-05-17
Sun 08:25 Long Beach (LGB) 17:30 Pensacola (PNS)
WN 4020 2-stop Boeing 737-700 (Scimitar Winglets) 7:05 Operates only on 2026-05-31
Mon,Thu,Fri 10:00 Reno (RNO) 20:40 Chicago Midway (MDW)
WN 4020 2-stop Boeing 737 MAX 8 (7M8) 8:40 Effective 2026-04-09 through 2026-06-01
Sun 10:10 Las Vegas Harry Reid (LAS) 1 19:35 Nashville (BNA)
WN 4020 2-stop Boeing 737-700 (Scimitar Winglets) 7:25 Effective 2026-04-12 through 2026-05-17
Sun 10:10 Las Vegas Harry Reid (LAS) 1 19:35 Nashville (BNA)
WN 4020 2-stop Boeing 737-700 (Scimitar Winglets) 7:25 Operates only on 2026-05-31
Sun 06:30 San Jose (SJC) B 17:30 Pensacola (PNS)
WN 4020 3-stop Boeing 737-700 (Scimitar Winglets) 9:00 Effective 2026-04-12 through 2026-05-17
Sun 06:30 San Jose (SJC) B 17:30 Pensacola (PNS)
WN 4020 3-stop Boeing 737-700 (Scimitar Winglets) 9:00 Operates only on 2026-05-31
Sun 08:25 Long Beach (LGB) 19:35 Nashville (BNA)
WN 4020 3-stop Boeing 737-700 (Scimitar Winglets) 9:10 Effective 2026-04-12 through 2026-05-17
Sun 08:25 Long Beach (LGB) 19:35 Nashville (BNA)
WN 4020 3-stop Boeing 737-700 (Scimitar Winglets) 9:10 Operates only on 2026-05-31
Sun 06:30 San Jose (SJC) B 19:35 Nashville (BNA)
WN 4020 4-stop Boeing 737-700 (Scimitar Winglets) 11:05 Effective 2026-04-12 through 2026-05-17
Sun 06:30 San Jose (SJC) B 19:35 Nashville (BNA)
WN 4020 4-stop Boeing 737-700 (Scimitar Winglets) 11:05 Operates only on 2026-05-31
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Southwest Airlines flight WN 4020: Multiple routes
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4020
05:00
San Francisco (SFO) 2

07:55
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
05:15
San Francisco (SFO) 2

08:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-12 through 2026-02-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4020
05:15
San Francisco (SFO) 2

08:10
Phoenix Sky Harbor (PHX) 4
Effective 2026-02-20 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

07:50
Long Beach (LGB)
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 WN4020
06:30
San Jose (SJC) B

07:50
Long Beach (LGB)
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 WN4020
08:10
San Jose (SJC) B

09:25
Long Beach (LGB)
Operates only on 2026-05-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:15, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

09:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

09:35
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:10, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
09:25
Reno (RNO)

10:45
Las Vegas Harry Reid (LAS) 1
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 WN4020
10:00
Reno (RNO)

11:20
Las Vegas Harry Reid (LAS) 1
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4020
10:10
Las Vegas Harry Reid (LAS) 1

13:05
Denver (DEN)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
10:10
Las Vegas Harry Reid (LAS) 1

13:05
Denver (DEN)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
10:20
Fort Myers (RSW)

12:45
Baltimore (BWI)
Operates only on 2026-01-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN4020
11:20
Las Vegas Harry Reid (LAS) 1

14:15
Denver (DEN)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:55, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
11:25
Las Vegas Harry Reid (LAS) 1

14:20
Denver (DEN)
Effective 2026-04-11 through 2026-05-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:55, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4020
12:00
Las Vegas Harry Reid (LAS) 1

19:20
Buffalo (BUF)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4020
12:10
Manchester (MHT)

15:30
Orlando (MCO)
Effective 2026-03-05 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:20, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4020
12:15
Colorado Springs (COS)

15:00
Dallas Love Field (DAL) 1
Effective 2026-08-08 through 2026-09-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
12:35
Manchester (MHT)

15:55
Orlando (MCO)
Effective 2026-03-08 through 2026-04-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
13:35
Manchester (MHT)

17:00
Orlando (MCO)
Effective 2026-03-10 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:25, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
13:45
Denver (DEN)

17:30
Pensacola (PNS)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
13:45
Denver (DEN)

17:30
Pensacola (PNS)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
14:30
Denver (DEN)

16:00
Burbank (BUR)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
15:00
Colorado Springs (COS)

17:50
Dallas Love Field (DAL) 1
Effective 2026-08-06 through 2026-09-28
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4020
16:35
Colorado Springs (COS)

19:25
Dallas Love Field (DAL) 1
Effective 2026-08-04 through 2026-09-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:50, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
16:40
Tampa (TPA)

18:40
Denver (DEN)
Effective 2026-06-06 through 2026-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:00, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
16:50
Manchester (MHT)

20:10
Orlando (MCO)
Effective 2026-03-07 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:20, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4020
17:00
Tampa (TPA)

19:00
Denver (DEN)
Effective 2026-06-07 through 2026-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:00, non-stop
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4020
17:35
Tampa (TPA)

19:35
Denver (DEN)
Effective 2026-06-04 through 2026-08-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 4:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4020
18:05
Pensacola (PNS)

19:35
Nashville (BNA)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
18:05
Pensacola (PNS)

19:35
Nashville (BNA)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:30, non-stop
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4020
20:00
Buffalo (BUF)

20:40
Chicago Midway (MDW)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:40, non-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

09:35
Las Vegas Harry Reid (LAS) 1
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

09:35
Las Vegas Harry Reid (LAS) 1
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:05, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

13:05
Denver (DEN)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

13:05
Denver (DEN)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:40, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
09:25
Reno (RNO)

14:15
Denver (DEN)
Effective 2026-04-07 through 2026-06-03
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
10:00
Reno (RNO)

19:20
Buffalo (BUF)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:20, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4020
10:10
Las Vegas Harry Reid (LAS) 1

17:30
Pensacola (PNS)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
10:10
Las Vegas Harry Reid (LAS) 1

17:30
Pensacola (PNS)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:20, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
12:00
Las Vegas Harry Reid (LAS) 1

20:40
Chicago Midway (MDW)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:40, 1-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4020
13:45
Denver (DEN)

19:35
Nashville (BNA)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
13:45
Denver (DEN)

19:35
Nashville (BNA)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

13:05
Denver (DEN)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

13:05
Denver (DEN)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:35, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

17:30
Pensacola (PNS)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:05, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

17:30
Pensacola (PNS)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:05, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
10:00
Reno (RNO)

20:40
Chicago Midway (MDW)
Effective 2026-04-09 through 2026-06-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 8:40, 2-stop
Boeing 737 MAX 8 (7M8)
Non-Direct Flights:
Southwest Airlines WN4020
10:10
Las Vegas Harry Reid (LAS) 1

19:35
Nashville (BNA)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:25, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
10:10
Las Vegas Harry Reid (LAS) 1

19:35
Nashville (BNA)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:25, 2-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

17:30
Pensacola (PNS)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:00, 3-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

17:30
Pensacola (PNS)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:00, 3-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

19:35
Nashville (BNA)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:10, 3-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
08:25
Long Beach (LGB)

19:35
Nashville (BNA)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 9:10, 3-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

19:35
Nashville (BNA)
Effective 2026-04-12 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 11:05, 4-stop
Boeing 737-700 (Scimitar Winglets)
Non-Direct Flights:
Southwest Airlines WN4020
06:30
San Jose (SJC) B

19:35
Nashville (BNA)
Operates only on 2026-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 11:05, 4-stop
Boeing 737-700 (Scimitar Winglets)
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This flight number is listed as serving the following routes:
  • Buffalo (BUF) - Chicago Midway (MDW)
  • Colorado Springs (COS) - Dallas Love Field (DAL)
  • Denver (DEN) - Burbank (BUR)
  • Denver (DEN) - Nashville (BNA)
  • Denver (DEN) - Pensacola (PNS)
  • Fort Myers (RSW) - Baltimore (BWI)
  • Las Vegas Harry Reid (LAS) - Buffalo (BUF)
  • Las Vegas Harry Reid (LAS) - Chicago Midway (MDW)
  • Las Vegas Harry Reid (LAS) - Denver (DEN)
  • Las Vegas Harry Reid (LAS) - Nashville (BNA)
  • Las Vegas Harry Reid (LAS) - Pensacola (PNS)
  • Long Beach (LGB) - Denver (DEN)
  • Long Beach (LGB) - Las Vegas Harry Reid (LAS)
  • Long Beach (LGB) - Nashville (BNA)
  • Long Beach (LGB) - Pensacola (PNS)
  • Manchester (MHT) - Orlando (MCO)
  • Pensacola (PNS) - Nashville (BNA)
  • Reno (RNO) - Buffalo (BUF)
  • Reno (RNO) - Chicago Midway (MDW)
  • Reno (RNO) - Denver (DEN)
  • Reno (RNO) - Las Vegas Harry Reid (LAS)
  • San Francisco (SFO) - Phoenix Sky Harbor (PHX)
  • San Jose (SJC) - Denver (DEN)
  • San Jose (SJC) - Las Vegas Harry Reid (LAS)
  • San Jose (SJC) - Long Beach (LGB)
  • San Jose (SJC) - Nashville (BNA)
  • San Jose (SJC) - Pensacola (PNS)
  • Tampa (TPA) - Denver (DEN)
All Southwest Airlines flights
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