Calculations with different methods
- 1747.345 miles
- 2812.079 kilometers
- 1518.401 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
- 1747.637 miles
- 2812.550 kilometers
- 1518.655 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Calgary International Airport (YYC) to George Bush Intercontinental Airport (IAH) is 3 hours 48 minutes.
Time difference and current local times
The time difference between Calgary and Houston is 1 hour. Houston is 1 hour ahead of Calgary.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 205 kg (452 pounds).
Calgary to Houston flight map.
Frequent Flyer Miles Calculator
Calgary (YYC) → Houston (IAH).