How far is Quincy, IL, from Washington D.C.?
The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Quincy (Quincy Regional Airport) is 761 miles / 1224 kilometers / 661 nautical miles.
The driving distance from Washington D.C. (DCA) to Quincy (UIN) is 893 miles / 1437 kilometers, and travel time by car is about 16 hours 55 minutes.
Ronald Reagan Washington National Airport – Quincy Regional Airport
Search flights
Distance from Washington D.C. to Quincy
There are several ways to calculate the distance from Washington D.C. to Quincy. Here are two standard methods:
Vincenty's formula (applied above)- 760.661 miles
- 1224.165 kilometers
- 660.996 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 758.816 miles
- 1221.196 kilometers
- 659.393 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Washington D.C. to Quincy?
The estimated flight time from Ronald Reagan Washington National Airport to Quincy Regional Airport is 1 hour and 56 minutes.
What is the time difference between Washington D.C. and Quincy?
Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and Quincy Regional Airport (UIN)
On average, flying from Washington D.C. to Quincy generates about 131 kg of CO2 per passenger, and 131 kilograms equals 289 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Washington D.C. to Quincy
See the map of the shortest flight path between Ronald Reagan Washington National Airport (DCA) and Quincy Regional Airport (UIN).
Airport information
| Origin | Ronald Reagan Washington National Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | DCA |
| ICAO Code: | KDCA |
| Coordinates: | 38°51′7″N, 77°2′15″W |
| Destination | Quincy Regional Airport |
|---|---|
| City: | Quincy, IL |
| Country: | United States |
| IATA Code: | UIN |
| ICAO Code: | KUIN |
| Coordinates: | 39°56′33″N, 91°11′40″W |