WN1579 MCI → DCA

Southwest Airlines · Kansas City, MO to Washington, DC · 50 flights observed, 2026-04-07 to 2026-06-03 · 949 mi

This flight has been on time less than half the time (33%) — expect a real chance of a delay.

WN1579 covers more than one route in the data window — the stats below are for MCI → DCA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
33%
Median delay
+28 min
90th percentile
+77 min
Cancellation rate
2%

How often is WN1579 on time?

Across 50 flights on MCI → DCA from 2026-04-07 to 2026-06-03, WN1579 arrived within 15 minutes of schedule 33% of the time. The median arrival delay was +28 min, and the worst 10% of flights arrived +77 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1633%
16-30 min1122%
31-60 min1224%
61-120 min714%
2+ hrs36%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042148%+29 min
2026-052512%+43 min
2026-063100%+5 min

Performance by day of week

DayFlightsOn-time
Mon729%
Tue967%
Wed944%
Thu825%
Fri825%
SatNo data—
Sun80%

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