WN310 DCA → ATL

Southwest Airlines · Washington, DC to Atlanta, GA · 25 flights observed, 2025-11-03 to 2026-01-01 · 547 mi

This flight's reliability varies a lot by day of week — 88% on-time on Wednesdays vs. 50% on Tuesdays.

WN310 covers more than one route in the data window — the stats below are for DCA → ATL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
68%
Median delay
-7 min
90th percentile
+39 min
Cancellation rate
0%

How often is WN310 on time?

Across 25 flights on DCA → ATL from 2025-11-03 to 2026-01-01, WN310 arrived within 15 minutes of schedule 68% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +39 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1768%
16-30 min416%
31-60 min28%
61-120 min14%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2025-111080%+1 min
2025-121457%+14 min
2026-011100%-7 min

Performance by day of week

DayFlightsOn-time
Mon4100%
Tue650%
Wed888%
Thu560%
Fri10%
SatNo data—
Sun10%

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