DCA → ATL Southwest Airlines

Southwest Airlines · Washington, DC to Atlanta, GA · 1,139 flights, 2025-07-01 to 2026-06-30 · aggregated across 51 flight numbers

On-time arrival
79%
Median delay
-5 min
90th percentile
+39 min
Cancellation rate
2%

How on-time is Southwest Airlines from DCA to ATL?

Across every Southwest Airlines flight number on DCA → ATL (1,139 flights, 2025-07-01 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -5 min; the worst 10% ran +39 min or later. 2% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time88579%
16-30 min868%
31-60 min747%
61-120 min323%
2+ hrs373%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0711164%+31 min
2025-0811977%+7 min
2025-0911684%+3 min
2025-109080%+2 min
2025-118483%-1 min
2025-129177%+5 min
2026-018396%-14 min
2026-027792%-9 min
2026-038783%+0 min
2026-048677%+5 min
2026-058870%+17 min
2026-068274%+16 min

Performance by day of week

DayFlightsOn-time
Mon16480%
Tue16985%
Wed16784%
Thu16677%
Fri16673%
Sat12287%
Sun16072%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…