# Distance between Houston, TX (IAH) and Toronto (YYZ)

Flight distance from Houston to Toronto (Houston George Bush Intercontinental Airport – Toronto Pearson International Airport) is 1280 miles / 2060 kilometers / 1112 nautical miles. Estimated flight time is 2 hours 55 minutes.

Driving distance from Houston (IAH) to Toronto (YYZ) is 1495 miles / 2406 kilometers and travel time by car is about 26 hours 55 minutes.

## Map of flight path and driving directions from Houston to Toronto.

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Toronto Pearson International Airport (YYZ).

## How far is Toronto from Houston?

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

Vincenty's formula (applied above)
• 1280.049 miles
• 2060.039 kilometers
• 1112.332 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
• 1280.077 miles
• 2060.084 kilometers
• 1112.357 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 Houston George Bush Intercontinental Airport
City: Houston, TX
Country: United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″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 Houston and Toronto is 1 hour. Toronto is 1 hour ahead of Houston.

CDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 166 kg (365 pounds).

## Frequent Flyer Miles Calculator

Houston (IAH) → Toronto (YYZ).

Distance:
1280
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1280

Round trip?