Great-circle route DTW ↔ DCA. Faint dots are other airports, for geographic context. Download this map — free to reuse with a link back to this page.
Frequencies below are per direction, from our most recent schedule sample. The two directions are not identical — that is normal on scheduled routes.
| Direction | Frequency | Days | Airlines |
|---|---|---|---|
| DTW → DCA Detroit to Washington |
54/wk | Daily | American Airlines, Delta Air Lines |
| DCA → DTW Washington to Detroit |
48/wk | Daily | American Airlines, Delta Air Lines |
Where a direction shows “—” we track it as an operating nonstop but hold no schedule sample for it — we would rather show nothing than guess.
In 2025, airlines reported 475,707 passengers on 5,492 flights between DTW and DCA — about 1,304 a day — filling 77% of the 621,336 seats flown. Delta Air Lines Inc. carried the most passengers (78%).
Source: US DOT T-100 segment reports — actual airline-reported traffic, scheduled service only, both directions combined. Cargo and charter flights excluded.
2 airlines fly the DTW–DCA nonstop, including American Airlines, Delta Air Lines.
Recent scheduled departures on this route have used the Airbus A320, Canadair reg jet 700, Airbus A319, Bombardier CRJ900 and 1 other types.
Aircraft assignments change by season and by time of day.
The distance between Detroit Metropolitan Wayne County Airport and Ronald Reagan Washington National Airport is 405 miles, or 652 kilometres.
| Great-circle distance | 405 mi |
| Kilometres | 652 km |
| Nautical miles | 352 nmi |
Measured airport to airport. The actual track is longer — aircraft follow airways, avoid restricted airspace and route around weather.
Yes. 2 airlines fly the route nonstop, with about 102 departures a week across both directions. The route is in our live nonstop dataset, last seeded 2026-07-07.
About 1h 26m in the air. That is a great-circle estimate from the 405-mile distance, not a scheduled block time — an airline's published time will differ by roughly 15 to 45 minutes depending on routing, winds and taxi.
About 54 a week from Detroit to Washington and 48 a week from Washington to Detroit, from our most recent schedule sample.
American Airlines, Delta Air Lines.
In 2025, airlines reported 475,707 passengers on 5,492 scheduled flights between DTW and DCA — about 1,304 a day — filling 77% of the seats flown. Source: US DOT T-100 segment reports, both directions combined.
Recent scheduled departures have used the Airbus A320, Canadair reg jet 700, Airbus A319, Bombardier CRJ900. Assignments change by season and by time of day.
