Great-circle route ORD → DCA. 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 Chicago to Washington is approximately 1h 49m nonstop. The distance is 611 miles (983 km). There are about 33 nonstop flights from Chicago to Washington 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 |
|---|---|---|---|---|
| ORD → DCA Chicago O'Hare International Airport to Ronald Reagan Washington National Airport |
1h 49m | 611 mi | 148/wk | American Airlines, United Airlines |
| ORD → IAD Chicago O'Hare International Airport to Washington Dulles International Airport |
1h 47m | 587 mi | 48/wk | United Airlines |
| MDW → DCA Chicago Midway International Airport to Ronald Reagan Washington National Airport |
1h 48m | 599 mi | 38/wk | Southwest 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.
3 airlines fly nonstop from Chicago to Washington, including American Airlines, Southwest Airlines, United Airlines.
Recent scheduled departures on this route have used the Embraer 175, Boeing 737-800, Airbus A319, Boeing 737-700 and 4 other types.
Aircraft assignments change by season and by time of day.
The distance from Chicago to Washington is 611 miles, or 983 kilometres.
| Great-circle distance | 611 mi |
| Kilometres | 983 km |
| Nautical miles | 531 nmi |
Measured airport to airport. The actual track is longer — aircraft follow airways, avoid restricted airspace and route around weather.
Yes. 3 airlines fly it nonstop, with about 234 departures a week, across 3 airport pairings. The route is in our live nonstop dataset, last seeded 2026-07-07.
About 1h 49m in the air on the ORD–DCA nonstop. That is a great-circle estimate from the 611-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.
611 miles (983 km) great-circle between Chicago O'Hare International Airport and Ronald Reagan Washington National Airport.
American Airlines, Southwest Airlines, United Airlines.
Recent scheduled departures have used the Embraer 175, Boeing 737-800, Airbus A319, Boeing 737-700. Assignments change by season and by time of day.
ORD to DCA, ORD to IAD, MDW to DCA. Flight times differ slightly between them because the airports are not in the same place.
