Air Miles Calculator

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

Flight distance from Dubuque to Chicago (Dubuque Regional Airport – Chicago O'Hare International Airport) is 147 miles / 236 kilometers / 128 nautical miles. Estimated flight time is 46 minutes.

Driving distance from Dubuque (DBQ) to Chicago (ORD) is 173 miles / 279 kilometers and travel time by car is about 3 hours 27 minutes.

Map of flight path and driving directions from Dubuque to Chicago.

Shortest flight path between Dubuque Regional Airport (DBQ) and Chicago O'Hare International Airport (ORD).

How far is Chicago from Dubuque?

There are several ways to calculate distances between Dubuque and Chicago. 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).

Airport information


A 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

B Chicago 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

Time difference and current local times

There is no time difference between Dubuque and Chicago.

Time Difference

Dubuque, IA

 CDT

Chicago, IL

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 47 kg (103 pounds).

Frequent Flyer Miles Calculator

Dubuque (DBQ) → Chicago (ORD).

Distance:
147
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
147

Round trip?