Air Miles Calculator

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

Flight distance from Chicago to Dubuque (Chicago Midway International Airport – Dubuque Regional Airport) is 158 miles / 254 kilometers / 137 nautical miles. Estimated flight time is 47 minutes.

Driving distance from Chicago (MDW) to Dubuque (DBQ) is 203 miles / 327 kilometers and travel time by car is about 3 hours 54 minutes.

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

Shortest flight path between Chicago Midway International Airport (MDW) and Dubuque Regional Airport (DBQ).

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)
  • 157.834 miles
  • 254.010 kilometers
  • 137.154 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
  • 157.463 miles
  • 253.412 kilometers
  • 136.832 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 Chicago Midway International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: MDW
ICAO Code: KMDW
Coordinates: 41°47′9″N, 87°45′8″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

Time difference and current local times

There is no time difference between Chicago and Dubuque.

Time Difference

Chicago, IL

 CDT

Dubuque, IA

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 48 kg (106 pounds).

Frequent Flyer Miles Calculator

Chicago (MDW) → Dubuque (DBQ).

Distance:
158
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
158

Round trip?