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How far is Williston, ND, from Ottawa?

The distance between Ottawa (Ottawa Macdonald–Cartier International Airport) and Williston (Williston Basin International Airport) is 1340 miles / 2156 kilometers / 1164 nautical miles.

The driving distance from Ottawa (YOW) to Williston (XWA) is 1509 miles / 2428 kilometers, and travel time by car is about 32 hours 7 minutes.

Ottawa Macdonald–Cartier International Airport – Williston Basin International Airport

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1340
Miles
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2156
Kilometers
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1164
Nautical miles

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Distance from Ottawa to Williston

There are several ways to calculate the distance from Ottawa to Williston. Here are two standard methods:

Vincenty's formula (applied above)
  • 1339.835 miles
  • 2156.256 kilometers
  • 1164.285 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 1336.054 miles
  • 2150.171 kilometers
  • 1160.999 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).

How long does it take to fly from Ottawa to Williston?

The estimated flight time from Ottawa Macdonald–Cartier International Airport to Williston Basin International Airport is 3 hours and 2 minutes.

Flight carbon footprint between Ottawa Macdonald–Cartier International Airport (YOW) and Williston Basin International Airport (XWA)

On average, flying from Ottawa to Williston generates about 169 kg of CO2 per passenger, and 169 kilograms equals 373 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ottawa to Williston

See the map of the shortest flight path between Ottawa Macdonald–Cartier International Airport (YOW) and Williston Basin International Airport (XWA).

Airport information

Origin Ottawa Macdonald–Cartier International Airport
City: Ottawa
Country: Canada Flag of Canada
IATA Code: YOW
ICAO Code: CYOW
Coordinates: 45°19′20″N, 75°40′9″W
Destination Williston Basin International Airport
City: Williston, ND
Country: United States Flag of United States
IATA Code: XWA
ICAO Code: KXWA
Coordinates: 48°15′30″N, 103°44′55″W