How far is Portland, ME, from Williston, ND?
The distance between Williston (Williston Basin International Airport) and Portland (Portland International Jetport) is 1629 miles / 2621 kilometers / 1415 nautical miles.
The driving distance from Williston (XWA) to Portland (PWM) is 2057 miles / 3310 kilometers, and travel time by car is about 39 hours 18 minutes.
Williston Basin International Airport – Portland International Jetport
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Distance from Williston to Portland
There are several ways to calculate the distance from Williston to Portland. Here are two standard methods:
Vincenty's formula (applied above)- 1628.575 miles
- 2620.938 kilometers
- 1415.193 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- 1624.146 miles
- 2613.810 kilometers
- 1411.344 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 Portland?
The estimated flight time from Williston Basin International Airport to Portland International Jetport is 3 hours and 35 minutes.
What is the time difference between Williston and Portland?
Flight carbon footprint between Williston Basin International Airport (XWA) and Portland International Jetport (PWM)
On average, flying from Williston to Portland generates about 188 kg of CO2 per passenger, and 188 kilograms equals 414 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 Portland
See the map of the shortest flight path between Williston Basin International Airport (XWA) and Portland International Jetport (PWM).
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 | Portland International Jetport |
|---|---|
| City: | Portland, ME |
| Country: | United States |
| IATA Code: | PWM |
| ICAO Code: | KPWM |
| Coordinates: | 43°38′46″N, 70°18′33″W |