Great-circle route DCA → BOS. Faint dots are other airports, for geographic context. Download this map — free to reuse with a link back to this page.
The flight time from Washington to Boston is approximately 1h 25m nonstop. The distance is 399 miles (642 km). There are about 29 nonstop flights from Washington to Boston per day.
That is a great-circle estimate, not a scheduled block time. An airline's published time will differ by roughly 15 to 45 minutes depending on routing, winds and taxi.
| Route | Est. time | Distance | Frequency | Airlines |
|---|---|---|---|---|
| DCA → BOS Ronald Reagan Washington National Airport to General Edward Lawrence Logan International Airport |
1h 25m | 399 mi | 166/wk | American Airlines, Delta Air Lines, JetBlue Airways |
| IAD → BOS Washington Dulles International Airport to General Edward Lawrence Logan International Airport |
1h 27m | 412 mi | 35/wk | United Airlines |
Frequencies come from our most recent schedule sample. Where a pairing shows “—” we track it as an operating nonstop but hold no schedule sample for it — we would rather show nothing than guess.
4 airlines fly nonstop from Washington to Boston, including American Airlines, Delta Air Lines, JetBlue Airways, United Airlines.
Recent scheduled departures on this route have used the Airbus A319, Embraer 175, Airbus A220-300, Airbus A320 and 1 other types.
Aircraft assignments change by season and by time of day.
The distance from Washington to Boston is 399 miles, or 642 kilometres.
| Great-circle distance | 399 mi |
| Kilometres | 642 km |
| Nautical miles | 347 nmi |
Measured airport to airport. The actual track is longer — aircraft follow airways, avoid restricted airspace and route around weather.
Yes. 4 airlines fly it nonstop, with about 201 departures a week, across 2 airport pairings. The route is in our live nonstop dataset, last seeded 2026-07-07.
About 1h 25m in the air on the DCA–BOS nonstop. That is a great-circle estimate from the 399-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.
399 miles (642 km) great-circle between Ronald Reagan Washington National Airport and General Edward Lawrence Logan International Airport.
American Airlines, Delta Air Lines, JetBlue Airways, United Airlines.
Recent scheduled departures have used the Airbus A319, Embraer 175, Airbus A220-300, Airbus A320. Assignments change by season and by time of day.
DCA to BOS, IAD to BOS. Flight times differ slightly between them because the airports are not in the same place.
