Southwest Airlines

WN2431Washington to Denver

Name: Southwest Airlines WN2431 Washington to Denver: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN2431 flies from Washington Dulles (IAD) to Denver (DEN), 2,332 km. Over August 2025 to July 2026 it usually arrives right on schedule: 81% of 329 flights arrived within 15 minutes of schedule and 2.1% were cancelled (US Department of Transportation data).

On-time record, last 12 months

81%

on time (within 15 min)

more than 30 min late

2.1%

cancelled

+1 min

average arrival vs schedule

Every operation of WN2431, August 2025 to July 2026: 329 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN2431

Washington Dulles (IAD) to Denver (DEN)60 flights
Baltimore (BWI) to West Palm Beach (PBI)47 flights
Los Angeles (LAX) to San Jose (SJC)42 flights
Nashville (BNA) to Raleigh-durham (RDU)40 flights
Austin Bergstrom (AUS) to Los Angeles (LAX)33 flights
Milwaukee (MKE) to Denver (DEN)33 flights
Orlando (MCO) to Columbus (CMH)17 flights
Miami (MIA) to Denver (DEN)13 flights
Phoenix Sky Harbor (PHX) to Austin Bergstrom (AUS)8 flights
Midland (MAF) to Houston (HOU)8 flights

Other flights from Washington to Denver

UA1026 UA1071 UA1095 UA1100 UA1126 UA1256 UA1537 UA1587 UA1605 UA1608 UA1614 UA1669

More about Washington Dulles (IAD) and Denver (DEN).

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