BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
RDU→DCA

Raleigh/Durham, NC (RDU) to Washington, DC (DCA) flight delay odds

60.0% of 1,989 official scheduled RDU-to-DCA flights arrived on time; 23.8% arrived at least 30 minutes late and 5.1% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALHigher disruption
60.0%arrived on time
23.8%30+ min late
5.1%cancelled
1,989scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late13.2%all scheduled flights
120+ minutes late5.4%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+22.4 mincompleted flights

Which departure time was most reliable for RDU to DCA?

Among qualifying RDU-to-DCA departure window results, Early morning had the highest on-time rate: 79.7% of 345 flights. Night was lowest at 30.4% across 46 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning34579.7%10.1%4.1%
Late morning55276.6%11.8%4.2%
Afternoon48552.4%30.5%3.1%
Evening56140.5%36.0%7.7%
Night4630.4%52.2%13.0%

Which weekday was most reliable for RDU to DCA?

Among qualifying RDU-to-DCA weekday results, Saturday had the highest on-time rate: 75.5% of 192 flights. Thursday was lowest at 54.1% across 296 flights.

DayFlightsOn time30+ minCancelled
Monday30460.9%22.7%6.6%
Tuesday31061.6%21.9%3.9%
Wednesday30358.7%22.8%4.0%
Thursday29654.1%31.8%1.7%
Friday30254.3%28.5%5.3%
Saturday19275.5%13.0%6.2%
Sunday28260.3%22.3%8.5%

Which airline was most reliable for RDU to DCA?

Among qualifying RDU-to-DCA airline results, American Airlines had the highest on-time rate: 73.2% of 205 flights. Republic Airways was lowest at 55.9% across 497 flights.

AirlineFlightsOn time30+ minCancelled
PSA Airlines83857.0%26.1%5.6%
Republic Airways49755.9%24.1%5.4%
Envoy Air44864.1%21.2%4.7%
American Airlines20573.2%19.0%2.9%
Frontier Airlines10.0%100.0%0.0%

Which month was most reliable for RDU to DCA?

Among qualifying RDU-to-DCA month results, April 2026 had the highest on-time rate: 66.9% of 166 flights. October 2025 was lowest at 48.3% across 178 flights.

MonthFlightsOn time30+ minCancelled
July 202514555.2%26.9%11.7%
August 202516361.3%23.3%3.1%
September 202517266.3%23.8%1.2%
October 202517848.3%38.2%0.6%
November 202516360.1%19.0%3.7%
December 202515862.0%25.9%2.5%
January 202617660.2%19.9%11.9%
February 202616154.7%23.0%7.5%
March 202617761.6%23.2%6.2%
April 202616666.9%20.5%1.2%
May 202616663.3%18.7%3.6%
June 202616459.8%23.2%8.5%

What drove RDU to DCA delay minutes?

Late aircraft was the largest recorded RDU-to-DCA delay category, accounting for 46.0% of 53,163 BTS-attributed delay minutes during July 2025–June 2026.

Airline18.7%
Late aircraft46.0%
National airspace31.4%
Weather3.9%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.