ATL (Atlanta) to DCA (Washington) flights arrive on time 75% of the time. The most reliable airline on this route is American Airlines at 83%. The average delay is 67 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated October 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 on time most of the time. About 75% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
American Airlines edges out Delta Air Lines on this route — 83% vs 73% on time.
Airline Comparison
American Airlines leads at 83% on time; Delta Air Lines trails at 73%.
Accurate?
Good to know
Departing from ATL
81% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. ATL has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at DCA
77% on timeWhen flights into DCA are late, the average delay is 78 minutes. Build buffer if you have ground plans.
If connecting at DCA: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
DCA has a 2.7% 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 October 2026. Source: Bureau of Transportation Statistics.