How far is Dubuque, IA, from Grand Island, NE?
The distance between Grand Island (Central Nebraska Regional Airport) and Dubuque (Dubuque Regional Airport) is 405 miles / 652 kilometers / 352 nautical miles.
The driving distance from Grand Island (GRI) to Dubuque (DBQ) is 477 miles / 767 kilometers, and travel time by car is about 8 hours 49 minutes.
Central Nebraska Regional Airport – Dubuque Regional Airport
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Distance from Grand Island to Dubuque
There are several ways to calculate the distance from Grand Island to Dubuque. Here are two standard methods:
Vincenty's formula (applied above)- 405.301 miles
- 652.269 kilometers
- 352.197 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- 404.339 miles
- 650.721 kilometers
- 351.361 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 Grand Island to Dubuque?
The estimated flight time from Central Nebraska Regional Airport to Dubuque Regional Airport is 1 hour and 16 minutes.
What is the time difference between Grand Island and Dubuque?
There is no time difference between Grand Island and Dubuque.
Flight carbon footprint between Central Nebraska Regional Airport (GRI) and Dubuque Regional Airport (DBQ)
On average, flying from Grand Island to Dubuque generates about 85 kg of CO2 per passenger, and 85 kilograms equals 187 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Grand Island to Dubuque
See the map of the shortest flight path between Central Nebraska Regional Airport (GRI) and Dubuque Regional Airport (DBQ).
Airport information
| Origin | Central Nebraska Regional Airport |
|---|---|
| City: | Grand Island, NE |
| Country: | United States  |
| IATA Code: | GRI |
| ICAO Code: | KGRI |
| Coordinates: | 40°58′2″N, 98°18′34″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 |