# 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
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Toronto Pearson International Airport
City: Toronto
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.

CDT

EDT

## 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?