ATL (Atlanta) to DCA (Washington) flights arrive on time 72% of the time. The most reliable airline on this route is American Airlines at 77%. The average delay is 71 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated July 2026.ATL → DCA
ATL (Atlanta) to DCA (Washington)
ATL → DCA on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
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This route is delayed fairly often. About 72% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
American Airlines edges out Delta Air Lines on this route — 77% vs 69% on time.
Airline Comparison
American Airlines leads at 77% on time; Delta Air Lines trails at 69%.
Accurate?
Good to know
Departing from ATL
80% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. ATL has long runway queues.
TSA is currently ~30 min. Best time: 4 AM (about 5 min).
Arriving at DCA
75% on timeWhen flights into DCA are late, the average delay is 79 minutes. Build buffer if you have ground plans.
If connecting at DCA: TSA is ~8 min right now. Allow at least 60 minutes for a domestic connection.
DCA has a 3.2% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what American Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of ATL? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated July 2026. Source: Bureau of Transportation Statistics.