How far is Springfield, IL, from Dubuque, IA?
The distance between Dubuque (Dubuque Regional Airport) and Springfield (Springfield Abraham Lincoln Capital Airport) is 185 miles / 297 kilometers / 160 nautical miles.
The driving distance from Dubuque (DBQ) to Springfield (SPI) is 229 miles / 369 kilometers, and travel time by car is about 4 hours 23 minutes.
Dubuque Regional Airport – Springfield Abraham Lincoln Capital Airport
Search flights
Distance from Dubuque to Springfield
There are several ways to calculate the distance from Dubuque to Springfield. Here are two standard methods:
Vincenty's formula (applied above)- 184.535 miles
- 296.980 kilometers
- 160.356 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- 184.706 miles
- 297.255 kilometers
- 160.505 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 Dubuque to Springfield?
The estimated flight time from Dubuque Regional Airport to Springfield Abraham Lincoln Capital Airport is 50 minutes.
What is the time difference between Dubuque and Springfield?
There is no time difference between Dubuque and Springfield.
Flight carbon footprint between Dubuque Regional Airport (DBQ) and Springfield Abraham Lincoln Capital Airport (SPI)
On average, flying from Dubuque to Springfield generates about 52 kg of CO2 per passenger, and 52 kilograms equals 115 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Dubuque to Springfield
See the map of the shortest flight path between Dubuque Regional Airport (DBQ) and Springfield Abraham Lincoln Capital Airport (SPI).
Airport information
| Origin | Dubuque Regional Airport |
|---|---|
| City: | Dubuque, IA |
| Country: | United States  |
| IATA Code: | DBQ |
| ICAO Code: | KDBQ |
| Coordinates: | 42°24′7″N, 90°42′34″W |
| Destination | Springfield Abraham Lincoln Capital Airport |
|---|---|
| City: | Springfield, IL |
| Country: | United States |
| IATA Code: | SPI |
| ICAO Code: | KSPI |
| Coordinates: | 39°50′38″N, 89°40′40″W |