Map of flight path and driving directions from Dallas to Ottawa.
Shortest flight path between Dallas/Fort Worth International Airport (DFW) and Ottawa Macdonald–Cartier International Airport (YOW).
How far is Ottawa from Dallas?
There are several ways to calculate distances between Dallas and Ottawa. Here are two common methods:Vincenty's formula (applied above)
- 1425.501 miles
- 2294.121 kilometers
- 1238.726 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
- 1424.102 miles
- 2291.870 kilometers
- 1237.511 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).
Time difference and current local times
The time difference between Dallas and Ottawa is 1 hour. Ottawa is 1 hour ahead of Dallas.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 175 kg (385 pounds).
Frequent Flyer Miles Calculator
Dallas (DFW) → Ottawa (YOW).