RDU (Raleigh) to DCA (Washington) flights arrive on time 71% of the time. The most reliable airline on this route is null at 82%. The average delay is 73 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.RDU → DCA
RDU (Raleigh) to DCA (Washington)
RDU → DCA on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 71% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
null edges out Republic Airways on this route — 82% vs 69% on time.
Airline Comparison
leads at 82% on time; Republic Airways trails at 69%.
Accurate?
Good to know
Departing from RDU
80% on timeExpect ~18 min sitting on the taxiway after your gate pushes back. RDU has long runway queues.
TSA is currently ~18 min. Best time: 4 AM (about 5 min).
Arriving at DCA
79% on timeWhen flights into DCA are late, the average delay is 74 minutes. Build buffer if you have ground plans.
If connecting at DCA: TSA is ~14 min right now. Allow at least 60 minutes for a domestic connection.
DCA has a 2.6% cancellation rate — keep the airline app handy for rebooking.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.