How far is Dubuque, IA, from Washington D.C.?
The distance between Washington D.C. (Washington Dulles International Airport) and Dubuque (Dubuque Regional Airport) is 735 miles / 1183 kilometers / 639 nautical miles.
The driving distance from Washington D.C. (IAD) to Dubuque (DBQ) is 877 miles / 1411 kilometers, and travel time by car is about 16 hours 50 minutes.
Washington Dulles International Airport – Dubuque Regional Airport
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Distance from Washington D.C. to Dubuque
There are several ways to calculate the distance from Washington D.C. to Dubuque. Here are two standard methods:
Vincenty's formula (applied above)- 735.093 miles
- 1183.017 kilometers
- 638.778 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- 733.527 miles
- 1180.497 kilometers
- 637.417 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 Dubuque?
The estimated flight time from Washington Dulles International Airport to Dubuque Regional Airport is 1 hour and 53 minutes.
What is the time difference between Washington D.C. and Dubuque?
Flight carbon footprint between Washington Dulles International Airport (IAD) and Dubuque Regional Airport (DBQ)
On average, flying from Washington D.C. to Dubuque generates about 128 kg of CO2 per passenger, and 128 kilograms equals 283 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 Dubuque
See the map of the shortest flight path between Washington Dulles International Airport (IAD) and Dubuque Regional Airport (DBQ).
Airport information
Origin | Washington Dulles International Airport |
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City: | Washington D.C. |
Country: | United States ![]() |
IATA Code: | IAD |
ICAO Code: | KIAD |
Coordinates: | 38°56′40″N, 77°27′20″W |
Destination | Dubuque Regional Airport |
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City: | Dubuque, IA |
Country: | United States ![]() |
IATA Code: | DBQ |
ICAO Code: | KDBQ |
Coordinates: | 42°24′7″N, 90°42′34″W |