Map of flight path and driving directions from St Louis to Dubuque.
Shortest flight path between St. Louis Lambert International Airport (STL) and Dubuque Regional Airport (DBQ).
How far is Dubuque from St Louis?
There are several ways to calculate distances between St Louis and Dubuque. Here are two common methods:Vincenty's formula (applied above)
- 252.712 miles
- 406.700 kilometers
- 219.600 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
- 253.046 miles
- 407.239 kilometers
- 219.891 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
There is no time difference between St Louis and Dubuque.
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 62 kg (137 pounds).
Frequent Flyer Miles Calculator
St Louis (STL) → Dubuque (DBQ).