DTW → IAD: cancellations & delays
Over Jan 2023 - Apr 2026, 0.7% of Detroit Metropolitan Wayne County Airport (DTW) to Washington Dulles International Airport (IAD) flights were cancelled and 21.6% arrived at least 15 minutes late, across 4,172 flights, flown by OO, DL, YX, 9E, UA. Cancellations peak in January.
Check today's live DTW departures →Airport pages: Detroit Metropolitan Wayne County Airport (DTW) · Washington Dulles International Airport (IAD)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.