Air Miles Calculator

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

Flight distance from Chicago to Toronto (Chicago O'Hare International Airport – Toronto Pearson International Airport) is 436 miles / 702 kilometers / 379 nautical miles. Estimated flight time is 1 hour 19 minutes.

Driving distance from Chicago (ORD) to Toronto (YYZ) is 527 miles / 848 kilometers and travel time by car is about 9 hours 27 minutes.

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

Shortest flight path between Chicago O'Hare International Airport (ORD) and Toronto Pearson International Airport (YYZ).

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)
  • 436.227 miles
  • 702.040 kilometers
  • 379.071 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
  • 435.180 miles
  • 700.354 kilometers
  • 378.161 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 Toronto Pearson International Airport
City: Toronto
Country: Canada Flag of Canada
IATA Code: YYZ
ICAO Code: CYYZ
Coordinates: 43°40′37″N, 79°37′50″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 89 kg (197 pounds).

Frequent Flyer Miles Calculator

Chicago (ORD) → Toronto (YYZ).

Distance:
436
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
436

Round trip?