Air Miles Calculator

Distance between Chicago, IL (ORD) and Toronto (YTZ)

Flight distance from Chicago to Toronto (Chicago O'Hare International Airport – Billy Bishop Toronto City Airport) is 447 miles / 719 kilometers / 388 nautical miles. Estimated flight time is 1 hour 20 minutes.

Driving distance from Chicago (ORD) to Toronto (YTZ) is 536 miles / 863 kilometers and travel time by car is about 9 hours 41 minutes.

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

Shortest flight path between Chicago O'Hare International Airport (ORD) and Billy Bishop Toronto City Airport (YTZ).

How far is Toronto from Chicago?

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

Vincenty's formula (applied above)
  • 446.979 miles
  • 719.342 kilometers
  • 388.414 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
  • 445.894 miles
  • 717.596 kilometers
  • 387.471 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 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 Billy Bishop Toronto City Airport
City: Toronto
Country: Canada Flag of Canada
IATA Code: YTZ
ICAO Code: CYTZ
Coordinates: 43°37′38″N, 79°23′46″W

Time difference and current local times

The time difference between Chicago and Toronto is 1 hour. Toronto is 1 hour ahead of Chicago.

Time Difference

Chicago, IL

 CST

Toronto

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 91 kg (200 pounds).

Frequent Flyer Miles Calculator

Chicago (ORD) → Toronto (YTZ).

Distance:
447
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
447

Round trip?