Southwest Airlines
WN2439Washington to Denver
Southwest Airlines flight WN2439 flies from Washington Dulles (IAD) to Denver (DEN), 2,332 km. Over August 2025 to July 2026 it usually arrives right on schedule: 85% of 343 flights arrived within 15 minutes of schedule and 0.6% were cancelled (US Department of Transportation data).
On-time record, last 12 months
85%
on time (within 15 min)
7%
more than 30 min late
0.6%
cancelled
+1 min
average arrival vs schedule
Every operation of WN2439, August 2025 to July 2026: 343 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as WN2439
- Washington Dulles (IAD) to Denver (DEN)58 flights
- Chicago Midway (MDW) to Dallas Love Field (DAL)45 flights
- Denver (DEN) to Houston (HOU)32 flights
- Denver (DEN) to Austin Bergstrom (AUS)28 flights
- Houston (HOU) to Nashville (BNA)28 flights
- San Diego (SAN) to San Jose (SJC)21 flights
- Miami (MIA) to Baltimore (BWI)18 flights
- Kansas City (MCI) to Nashville (BNA)18 flights
- Dallas Love Field (DAL) to New Orleans (MSY)17 flights
- Los Angeles (LAX) to Las Vegas (LAS)16 flights
Other flights from Washington to Denver
More about Washington Dulles (IAD) and Denver (DEN).
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