Southwest Airlines

WN1423Denver to Philadelphia

Name: Southwest Airlines WN1423 Denver to Philadelphia: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN1423 flies from Denver (DEN) to Philadelphia (PHL), 2,500 km. Over August 2025 to July 2026 it usually arrives about 5 minutes late: 80% of 423 flights arrived within 15 minutes of schedule and 1.2% were cancelled (US Department of Transportation data).

On-time record, last 12 months

80%

on time (within 15 min)

12%

more than 30 min late

1.2%

cancelled

+5 min

average arrival vs schedule

Every operation of WN1423, August 2025 to July 2026: 423 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN1423

Denver (DEN) to Philadelphia (PHL)58 flights
Fresno Yosemite (FAT) to Denver (DEN)57 flights
Burbank (BUR) to Oakland (OAK)46 flights
Las Vegas (LAS) to Fresno Yosemite (FAT)42 flights
Chicago Midway (MDW) to New York (LGA)33 flights
Columbus (CMH) to Phoenix Sky Harbor (PHX)32 flights
Baltimore (BWI) to Boston (BOS)26 flights
Denver (DEN) to Burbank (BUR)21 flights
Dallas Love Field (DAL) to Albuquerque (ABQ)16 flights
New Orleans (MSY) to Dallas Love Field (DAL)16 flights

Other flights from Denver to Philadelphia

UA1021 UA1151 UA1214 UA1218 UA1285 UA1510 UA1575 UA1680 UA1889 UA1973 UA2104 UA2234

More about Denver (DEN) and Philadelphia (PHL).

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