How far is Dubuque, IA, from Rockford, IL?
The distance between Rockford (Chicago Rockford International Airport) and Dubuque (Dubuque Regional Airport) is 84 miles / 135 kilometers / 73 nautical miles.
The driving distance from Rockford (RFD) to Dubuque (DBQ) is 103 miles / 166 kilometers, and travel time by car is about 2 hours 20 minutes.
Chicago Rockford International Airport – Dubuque Regional Airport
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Distance from Rockford to Dubuque
There are several ways to calculate the distance from Rockford to Dubuque. Here are two standard methods:
Vincenty's formula (applied above)- 83.834 miles
- 134.918 kilometers
- 72.850 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- 83.622 miles
- 134.577 kilometers
- 72.666 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 Dubuque?
The estimated flight time from Chicago Rockford International Airport to Dubuque Regional Airport is 39 minutes.
What is the time difference between Rockford and Dubuque?
Flight carbon footprint between Chicago Rockford International Airport (RFD) and Dubuque Regional Airport (DBQ)
On average, flying from Rockford to Dubuque generates about 37 kg of CO2 per passenger, and 37 kilograms equals 82 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 Dubuque
See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Dubuque Regional Airport (DBQ).
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 | Dubuque Regional Airport |
|---|---|
| City: | Dubuque, IA |
| Country: | United States |
| IATA Code: | DBQ |
| ICAO Code: | KDBQ |
| Coordinates: | 42°24′7″N, 90°42′34″W |