Air Miles Calculator

Distance between Chicago, IL (ORD) and Dubuque, IA (DBQ)

Distance from Chicago to Dubuque (O'Hare International Airport – Dubuque Regional Airport) is 147 miles / 236 kilometers / 128 nautical miles.

How far is Dubuque from Chicago?

There are several ways to calculate distances between Chicago and Dubuque. Here are two common methods:

Vincenty's formula (applied above)
  • 146.887 miles
  • 236.391 kilometers
  • 127.641 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
  • 146.522 miles
  • 235.805 kilometers
  • 127.325 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).

Flight duration

Estimated flight time from O'Hare International Airport (ORD) to Dubuque Regional Airport (DBQ) is 46 minutes.

Time difference and current local times

There is no time difference between Chicago and Dubuque.

Time Difference

Chicago
Dubuque

Chicago, IL

 CST

Dubuque, IA

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 43 kg (96 pounds).

Airport information


A O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Dubuque Regional Airport
City: Dubuque, IA
Country: United States Flag of United States
IATA Code: DBQ
ICAO Code: KDBQ
Coordinates: 42°24′7″N, 90°42′34″W

Map

Chicago to Dubuque flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Dubuque (DBQ).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
147
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
147

Round trip?