How far is Spokane, WA, from Williston, ND?

The distance between Williston (Williston Basin International Airport) and Spokane (Spokane International Airport) is 641 miles / 1031 kilometers / 557 nautical miles.

The driving distance from Williston (XWA) to Spokane (GEG) is 798 miles / 1284 kilometers, and travel time by car is about 15 hours 31 minutes.

Distance from Williston to Spokane

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

Vincenty's formula (applied above)

• 640.624 miles
• 1030.985 kilometers
• 556.687 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

• 638.736 miles
• 1027.945 kilometers
• 555.046 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 Williston to Spokane?

The estimated flight time from Williston Basin International Airport to Spokane International Airport is 1 hour and 42 minutes.

What is the time difference between Williston and Spokane?

The time difference between Williston and Spokane is 1 hour. Spokane is 1 hour behind Williston.

Flight carbon footprint between Williston Basin International Airport (XWA) and Spokane International Airport (GEG)

On average, flying from Williston to Spokane generates about 118 kg of CO2 per passenger, and 118 kilograms equals 260 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Williston to Spokane

See the map of the shortest flight path between Williston Basin International Airport (XWA) and Spokane International Airport (GEG).

Airport information

Origin	Williston Basin International Airport
City:	Williston, ND
Country:	United States
IATA Code:	XWA
ICAO Code:	KXWA
Coordinates:	48°15′30″N, 103°44′55″W

Destination	Spokane International Airport
City:	Spokane, WA
Country:	United States
IATA Code:	GEG
ICAO Code:	KGEG
Coordinates:	47°37′11″N, 117°32′2″W