How far is Washington D.C. from Chicago, IL?
The distance between Chicago (Chicago Midway International Airport) and Washington D.C. (Washington Dulles International Airport) is 577 miles / 929 kilometers / 502 nautical miles.
The driving distance from Chicago (MDW) to Washington D.C. (IAD) is 692 miles / 1113 kilometers, and travel time by car is about 13 hours 5 minutes.
Chicago Midway International Airport – Washington Dulles International Airport
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Distance from Chicago to Washington D.C.
There are several ways to calculate the distance from Chicago to Washington D.C.. Here are two standard methods:
Vincenty's formula (applied above)- 577.259 miles
- 929.008 kilometers
- 501.624 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- 576.064 miles
- 927.085 kilometers
- 500.586 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 Chicago to Washington D.C.?
The estimated flight time from Chicago Midway International Airport to Washington Dulles International Airport is 1 hour and 35 minutes.
What is the time difference between Chicago and Washington D.C.?
Flight carbon footprint between Chicago Midway International Airport (MDW) and Washington Dulles International Airport (IAD)
On average, flying from Chicago to Washington D.C. generates about 110 kg of CO2 per passenger, and 110 kilograms equals 242 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chicago to Washington D.C.
See the map of the shortest flight path between Chicago Midway International Airport (MDW) and Washington Dulles International Airport (IAD).
Airport information
| Origin | Chicago Midway International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States  |
| IATA Code: | MDW |
| ICAO Code: | KMDW |
| Coordinates: | 41°47′9″N, 87°45′8″W |
| Destination | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″W |
Airlines flying from Chicago (MDW) to Washington D.C. (IAD)
| AirTran Airways |
| Southwest Airlines |