Air Miles Calculator

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

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

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).

Flight duration

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

Time difference and current local times

There is no time difference between Dubuque and Chicago.

Time Difference

Dubuque
Chicago

Dubuque, IA

 CDT

Chicago, IL

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 45 kg (100 pounds).

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 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

Dubuque to Chicago flight path

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

Frequent Flyer Miles Calculator

Dubuque (DBQ) → Chicago (ORD).

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?