WN855 DEN → MCI

Southwest Airlines · Denver, CO to Kansas City, MO · 52 flights observed, 2025-11-02 to 2026-01-05 · 533 mi

WN855 covers more than one route in the data window — the stats below are for DEN → MCI, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
94%
Median delay
-10 min
90th percentile
+5 min
Cancellation rate
4%

How often is WN855 on time?

Across 52 flights on DEN → MCI from 2025-11-02 to 2026-01-05, WN855 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +5 min or later. 4% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time4794%
16-30 min24%
31-60 min12%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112396%-9 min
2025-122492%-7 min
2026-013100%-7 min

Performance by day of week

DayFlightsOn-time
Mon9100%
Tue9100%
Wed9100%
Thu683%
Fri888%
SatNo data—
Sun989%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…