How far is Washington D.C. from Rockford, IL?
The distance between Rockford (Chicago Rockford International Airport) and Washington D.C. (Ronald Reagan Washington National Airport) is 675 miles / 1086 kilometers / 586 nautical miles.
The driving distance from Rockford (RFD) to Washington D.C. (DCA) is 784 miles / 1261 kilometers, and travel time by car is about 14 hours 51 minutes.
Chicago Rockford International Airport – Ronald Reagan Washington National Airport
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Distance from Rockford to Washington D.C.
There are several ways to calculate the distance from Rockford to Washington D.C.. Here are two standard methods:
Vincenty's formula (applied above)- 674.846 miles
- 1086.059 kilometers
- 586.425 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- 673.446 miles
- 1083.806 kilometers
- 585.208 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 Rockford to Washington D.C.?
The estimated flight time from Chicago Rockford International Airport to Ronald Reagan Washington National Airport is 1 hour and 46 minutes.
What is the time difference between Rockford and Washington D.C.?
Flight carbon footprint between Chicago Rockford International Airport (RFD) and Ronald Reagan Washington National Airport (DCA)
On average, flying from Rockford to Washington D.C. generates about 122 kg of CO2 per passenger, and 122 kilograms equals 268 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Rockford to Washington D.C.
See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Ronald Reagan Washington National Airport (DCA).
Airport information
| Origin | Chicago Rockford International Airport |
|---|---|
| City: | Rockford, IL |
| Country: | United States  |
| IATA Code: | RFD |
| ICAO Code: | KRFD |
| Coordinates: | 42°11′43″N, 89°5′49″W |
| Destination | 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 |