WN1108 CMH → DCA

Southwest Airlines · Columbus, OH to Washington, DC · 53 flights observed, 2026-01-06 to 2026-03-04 · 323 mi

This flight's reliability varies a lot by day of week — 86% on-time on Mondays vs. 29% on Sundays.

WN1108 covers more than one route in the data window — the stats below are for CMH → DCA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
53%
Median delay
+15 min
90th percentile
+88 min
Cancellation rate
4%

How often is WN1108 on time?

Across 53 flights on CMH → DCA from 2026-01-06 to 2026-03-04, WN1108 arrived within 15 minutes of schedule 53% of the time. The median arrival delay was +15 min, and the worst 10% of flights arrived +88 min or later. 4% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2753%
16-30 min816%
31-60 min816%
61-120 min48%
2+ hrs48%

Performance by month

MonthFlightsOn-timeAvg delay
2026-012050%+41 min
2026-022752%+20 min
2026-03475%+7 min

Performance by day of week

DayFlightsOn-time
Mon786%
Tue944%
Wed956%
Thu863%
Fri838%
Sat367%
Sun729%

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