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

Washington, DC (DCA) to Detroit, MI (DTW) flight delay odds

73.5% of 2,979 official scheduled DCA-to-DTW flights arrived on time; 16.8% arrived at least 30 minutes late and 3.8% 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 SIGNALVariable
73.5%arrived on time
16.8%30+ min late
3.8%cancelled
2,979scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.0%all scheduled flights
120+ minutes late4.7%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+10.8 mincompleted flights

Which departure time was most reliable for DCA to DTW?

Among qualifying DCA-to-DTW departure window results, Early morning had the highest on-time rate: 86.1% of 676 flights. Night was lowest at 55.6% across 90 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning67686.1%7.1%4.1%
Late morning52081.9%12.3%2.3%
Afternoon67376.1%15.2%3.1%
Evening1,02060.9%25.8%4.2%
Night9055.6%26.7%10.0%

Which weekday was most reliable for DCA to DTW?

Among qualifying DCA-to-DTW weekday results, Saturday had the highest on-time rate: 81.7% of 344 flights. Sunday was lowest at 69.5% across 406 flights.

DayFlightsOn time30+ minCancelled
Monday44870.5%17.9%4.7%
Tuesday45577.8%13.6%3.5%
Wednesday44473.2%17.3%3.2%
Thursday43971.8%20.7%1.6%
Friday44371.8%17.4%4.3%
Saturday34481.7%12.2%3.8%
Sunday40669.5%17.7%5.7%

Which airline was most reliable for DCA to DTW?

Among qualifying DCA-to-DTW airline results, Republic Airways had the highest on-time rate: 77.9% of 271 flights. PSA Airlines was lowest at 64.9% across 957 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,74577.6%15.0%2.5%
PSA Airlines95764.9%21.3%6.4%
Republic Airways27177.9%12.5%3.3%
American Airlines475.0%25.0%0.0%
Envoy Air2100.0%0.0%0.0%

Which month was most reliable for DCA to DTW?

Among qualifying DCA-to-DTW month results, October 2025 had the highest on-time rate: 88.0% of 258 flights. July 2025 was lowest at 60.3% across 239 flights.

MonthFlightsOn time30+ minCancelled
July 202523960.3%25.5%9.6%
August 202523380.3%14.2%2.1%
September 202524787.4%8.1%0.0%
October 202525888.0%9.7%0.0%
November 202525369.6%19.4%3.6%
December 202523865.1%21.8%3.4%
January 202624965.9%18.9%8.4%
February 202624072.1%16.7%3.8%
March 202627168.6%20.7%6.3%
April 202626276.7%15.6%1.5%
May 202625778.6%13.2%1.6%
June 202623269.0%18.5%5.6%

What drove DCA to DTW delay minutes?

Late aircraft was the largest recorded DCA-to-DTW delay category, accounting for 55.2% of 57,823 BTS-attributed delay minutes during July 2025–June 2026.

Airline27.0%
Late aircraft55.2%
National airspace14.0%
Weather3.7%
Security0.1%
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.