Southwest Airlines flight WN 4220: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue,Wed 07:55 Phoenix Sky Harbor (PHX) 4 10:10 El Paso (ELP)
WN 4220 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2025-06-10 through 2025-07-30
Sat 13:20 Phoenix Sky Harbor (PHX) 4 14:35 Ontario, Los Angeles (ONT) 4
WN 4220 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Effective 2025-10-04 through 2025-11-01
Fri 15:20 Phoenix Sky Harbor (PHX) 4 17:35 El Paso (ELP)
WN 4220 Non-stop Boeing 737 MAX 8 (7M8) 1:15 Operates only on 2025-07-04
Mon,Thu,Fri 18:20 Phoenix Sky Harbor (PHX) 4 20:35 El Paso (ELP)
WN 4220 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 18:20 Phoenix Sky Harbor (PHX) 4 20:35 El Paso (ELP)
WN 4220 Non-stop Boeing 737-700 (73W) 1:15 Effective 2025-07-07 through 2025-08-04
Tue,Wed 19:30 San Diego (SAN) 1 22:55 Denver (DEN)
WN 4220 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-11-04 through 2025-11-12
Mon-Thu 19:30 San Diego (SAN) 1 22:55 Denver (DEN)
WN 4220 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-11-17 through 2025-11-20
Mon-Fri 19:30 San Diego (SAN) 1 22:55 Denver (DEN)
WN 4220 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-12-02 through 2025-12-11
Mon-Wed 19:30 San Diego (SAN) 1 22:55 Denver (DEN)
WN 4220 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-12-15 through 2025-12-17
Wed,Thu 19:30 San Diego (SAN) 1 22:55 Denver (DEN)
WN 4220 Non-stop Boeing 737-800 (73H) 2:25 Effective 2025-12-24 through 2026-01-01
Sun 20:40 San Diego (SAN) 1 00:05 Denver (DEN)
WN 4220 Non-stop Boeing 737-700 (Scimitar Winglets) 2:25 Operates only on 2025-11-30
The flight arrives 1 day after departure.
Tue,Wed 20:55 Phoenix Sky Harbor (PHX) 4 22:05 Ontario, Los Angeles (ONT) 4
WN 4220 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 21:55 Phoenix Sky Harbor (PHX) 4 23:05 Ontario, Los Angeles (ONT) 4
WN 4220 Non-stop Boeing 737 MAX 8 (7M8) 1:10 Effective 2025-10-02 through 2025-10-31
This flight number is listed as serving the following routes:


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Southwest Airlines flight WN 4220: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4220
07:55
Phoenix Sky Harbor (PHX) 4

10:10
El Paso (ELP)
Effective 2025-06-10 through 2025-07-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4220
13:20
Phoenix Sky Harbor (PHX) 4

14:35
Ontario, Los Angeles (ONT) 4
Effective 2025-10-04 through 2025-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4220
15:20
Phoenix Sky Harbor (PHX) 4

17:35
El Paso (ELP)
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4220
18:20
Phoenix Sky Harbor (PHX) 4

20:35
El Paso (ELP)
Effective 2025-06-05 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4220
18:20
Phoenix Sky Harbor (PHX) 4

20:35
El Paso (ELP)
Effective 2025-07-07 through 2025-08-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:15, non-stop
Boeing 737-700 (73W)
Southwest Airlines WN4220
19:30
San Diego (SAN) 1

22:55
Denver (DEN)
Effective 2025-11-04 through 2025-11-12
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4220
19:30
San Diego (SAN) 1

22:55
Denver (DEN)
Effective 2025-11-17 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4220
19:30
San Diego (SAN) 1

22:55
Denver (DEN)
Effective 2025-12-02 through 2025-12-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4220
19:30
San Diego (SAN) 1

22:55
Denver (DEN)
Effective 2025-12-15 through 2025-12-17
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4220
19:30
San Diego (SAN) 1

22:55
Denver (DEN)
Effective 2025-12-24 through 2026-01-01
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Southwest Airlines WN4220
20:40
San Diego (SAN) 1

00:05(+1)
Denver (DEN)
Operates only on 2025-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:25, non-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.
Southwest Airlines WN4220
20:55
Phoenix Sky Harbor (PHX) 4

22:05
Ontario, Los Angeles (ONT) 4
Effective 2025-10-07 through 2025-10-29
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
Southwest Airlines WN4220
21:55
Phoenix Sky Harbor (PHX) 4

23:05
Ontario, Los Angeles (ONT) 4
Effective 2025-10-02 through 2025-10-31
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:10, non-stop
Boeing 737 MAX 8 (7M8)
This flight number is listed as serving the following routes:
  • Phoenix Sky Harbor (PHX) - El Paso (ELP)
  • Phoenix Sky Harbor (PHX) - Ontario, Los Angeles (ONT)
  • San Diego (SAN) - Denver (DEN)
All Southwest Airlines flights
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