How far is Williston, ND, from Seattle, WA?
The distance between Seattle (Seattle–Tacoma International Airport) and Williston (Williston Basin International Airport) is 863 miles / 1388 kilometers / 750 nautical miles.
The driving distance from Seattle (SEA) to Williston (XWA) is 1074 miles / 1729 kilometers, and travel time by car is about 20 hours 32 minutes.
Seattle–Tacoma International Airport – Williston Basin International Airport
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Distance from Seattle to Williston
There are several ways to calculate the distance from Seattle to Williston. Here are two standard methods:
Vincenty's formula (applied above)- 862.766 miles
- 1388.487 kilometers
- 749.723 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- 860.225 miles
- 1384.398 kilometers
- 747.515 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 Seattle to Williston?
The estimated flight time from Seattle–Tacoma International Airport to Williston Basin International Airport is 2 hours and 8 minutes.
What is the time difference between Seattle and Williston?
The time difference between Seattle and Williston is 1 hour. Williston is 1 hour ahead of Seattle.
Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Williston Basin International Airport (XWA)
On average, flying from Seattle to Williston generates about 140 kg of CO2 per passenger, and 140 kilograms equals 310 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Seattle to Williston
See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Williston Basin International Airport (XWA).
Airport information
| Origin | Seattle–Tacoma International Airport |
|---|---|
| City: | Seattle, WA |
| Country: | United States  |
| IATA Code: | SEA |
| ICAO Code: | KSEA |
| Coordinates: | 47°26′56″N, 122°18′32″W |
| Destination | 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 |