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

Washington, DC (DCA) to Birmingham, AL (BHM) flight delay odds

67.1% of 1,047 official scheduled DCA-to-BHM flights arrived on time; 19.1% 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
67.1%arrived on time
19.1%30+ min late
5.1%cancelled
1,047scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.5%all scheduled flights
120+ minutes late4.8%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+13.2 mincompleted flights

Which departure time was most reliable for DCA to BHM?

Among qualifying DCA-to-BHM departure window results, Early morning had the highest on-time rate: 81.6% of 283 flights. Evening was lowest at 57.6% across 243 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning28381.6%8.1%3.2%
Late morning8062.5%22.5%6.2%
Afternoon34664.7%23.4%2.6%
Evening24357.6%25.1%7.8%
Night9561.1%17.9%11.6%

Which weekday was most reliable for DCA to BHM?

Among qualifying DCA-to-BHM weekday results, Saturday had the highest on-time rate: 71.8% of 117 flights. Sunday was lowest at 60.6% across 155 flights.

DayFlightsOn time30+ minCancelled
Monday15563.9%16.1%7.1%
Tuesday15969.8%20.1%3.8%
Wednesday15470.1%16.2%5.8%
Thursday15263.8%19.1%5.9%
Friday15571.0%16.8%2.6%
Saturday11771.8%19.7%4.3%
Sunday15560.6%25.8%5.8%

Which airline was most reliable for DCA to BHM?

Among qualifying DCA-to-BHM airline results, Republic Airways had the highest on-time rate: 71.0% of 93 flights. PSA Airlines was lowest at 66.7% across 953 flights.

AirlineFlightsOn time30+ minCancelled
PSA Airlines95366.7%19.8%4.9%
Republic Airways9371.0%11.8%6.5%
Envoy Air1100.0%0.0%0.0%

Which month was most reliable for DCA to BHM?

Among qualifying DCA-to-BHM month results, September 2025 had the highest on-time rate: 82.6% of 86 flights. July 2025 was lowest at 52.3% across 88 flights.

MonthFlightsOn time30+ minCancelled
July 20258852.3%26.1%14.8%
August 20258777.0%13.8%2.3%
September 20258682.6%8.1%1.2%
October 20259275.0%13.0%0.0%
November 20258878.4%14.8%0.0%
December 20258957.3%28.1%4.5%
January 20268959.6%16.9%14.6%
February 20268063.8%25.0%2.5%
March 20268861.4%21.6%6.8%
April 20268668.6%19.8%2.3%
May 20268871.6%19.3%0.0%
June 20268658.1%23.3%11.6%

What drove DCA to BHM delay minutes?

Late aircraft was the largest recorded DCA-to-BHM delay category, accounting for 55.7% of 22,396 BTS-attributed delay minutes during July 2025–June 2026.

Airline26.6%
Late aircraft55.7%
National airspace10.7%
Weather6.6%
Security0.4%
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.