Southwest Airlines
flight
WN 4520:
Multiple routes
FLIGHT SCHEDULE
Direct Flights:
Southwest Airlines WN4520
Effective 2026-04-07 through 2026-06-03
Mon
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Tue
Wed
Thu
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Fri
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Sat
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Sun
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Duration: 2:25, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4520
Effective 2026-08-08 through 2026-09-26
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
Sun
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Duration: 2:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
Direct Flights:
Southwest Airlines WN4520
Valid until 2026-01-01
Mon
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Tue
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Wed
Thu
Fri
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Sat
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Sun
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Duration: 2:15, non-stop
Boeing 737-700 (73W)
Boeing 737-700 (73W)
Direct Flights:
Southwest Airlines WN4520
Operates only on 2026-01-05
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Duration: 2:20, non-stop
Boeing 737-700 (Scimitar Winglets)
Boeing 737-700 (Scimitar Winglets)
Direct Flights:
Southwest Airlines WN4520
Effective 2026-06-04 through 2026-08-03
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)
Boeing 737 MAX 8 (7M8)
Direct Flights:
Southwest Airlines WN4520
Effective 2026-08-06 through 2026-09-28
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
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Duration: 2:05, non-stop
Boeing 737-800 (73H)
Boeing 737-800 (73H)
This flight number is listed as serving the following routes:
- Burbank (BUR) - Denver (DEN)
- Chicago Midway (MDW) - Tampa (TPA)
- Dallas Love Field (DAL) - Atlanta (ATL)
- Houston Hobby (HOU) - Chicago Midway (MDW)