Map of flight path and driving directions from Louisville to Dubuque.
Shortest flight path between Louisville International Airport (SDF) and Dubuque Regional Airport (DBQ).
How far is Dubuque from Louisville?
There are several ways to calculate distances between Louisville and Dubuque. Here are two common methods:Vincenty's formula (applied above)
- 392.460 miles
- 631.603 kilometers
- 341.038 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 392.321 miles
- 631.379 kilometers
- 340.918 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).
Time difference and current local times
The time difference between Louisville and Dubuque is 1 hour. Dubuque is 1 hour behind Louisville.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 83 kg (183 pounds).
Frequent Flyer Miles Calculator
Louisville (SDF) → Dubuque (DBQ).