Air Miles Calculator

Distance between Chicago, IL (MDW) and Waterloo, IA (ALO)

Flight distance from Chicago to Waterloo (Chicago Midway International Airport – Waterloo Regional Airport) is 244 miles / 393 kilometers / 212 nautical miles. Estimated flight time is 57 minutes.

Driving distance from Chicago (MDW) to Waterloo (ALO) is 301 miles / 485 kilometers and travel time by car is about 5 hours 27 minutes.

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

Shortest flight path between Chicago Midway International Airport (MDW) and Waterloo Regional Airport (ALO).

How far is Waterloo from Chicago?

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

Vincenty's formula (applied above)
  • 244.463 miles
  • 393.425 kilometers
  • 212.432 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
  • 243.864 miles
  • 392.461 kilometers
  • 211.912 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 Waterloo Regional Airport
City: Waterloo, IA
Country: United States Flag of United States
IATA Code: ALO
ICAO Code: KALO
Coordinates: 42°33′25″N, 92°24′1″W

Time difference and current local times

There is no time difference between Chicago and Waterloo.

Time Difference

Chicago, IL

 CDT

Waterloo, IA

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 61 kg (134 pounds).

Frequent Flyer Miles Calculator

Chicago (MDW) → Waterloo (ALO).

Distance:
244
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
244

Round trip?