Southwest Airlines

WN3478Kansas City to Denver

Name: Southwest Airlines WN3478 Kansas City to Denver: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN3478 flies from Kansas City (MCI) to Denver (DEN), 855 km. Over August 2025 to July 2026 it usually arrives about 2 minutes late: 83% of 263 flights arrived within 15 minutes of schedule and 1.1% were cancelled (US Department of Transportation data).

On-time record, last 12 months

83%

on time (within 15 min)

more than 30 min late

1.1%

cancelled

+2 min

average arrival vs schedule

Every operation of WN3478, August 2025 to July 2026: 263 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN3478

Kansas City (MCI) to Denver (DEN)60 flights
Louisville (SDF) to Baltimore (BWI)58 flights
San Diego (SAN) to Nashville (BNA)57 flights
Kona (KOA) to Honolulu (HNL)33 flights
Tampa (TPA) to Kansas City (MCI)24 flights
Baltimore (BWI) to Fort Lauderdale Hollywood (FLL)8 flights
Kansas City (MCI) to Columbus (CMH)7 flights
Nashville (BNA) to Washington (DCA)7 flights
Nashville (BNA) to Providence (PVD)4 flights
Tampa (TPA) to Las Vegas (LAS)3 flights

Other flights from Kansas City to Denver

WN102 WN1057 WN1063 WN1133 WN1146 WN1219 WN1220 WN1286 WN1297 WN1331 WN1448 WN1530

More about Kansas City (MCI) and Denver (DEN).

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