How far is Portland, ME, from Fort Smith, AR?
The distance between Fort Smith (Fort Smith Regional Airport) and Portland (Portland International Jetport) is 1401 miles / 2255 kilometers / 1218 nautical miles.
The driving distance from Fort Smith (FSM) to Portland (PWM) is 1694 miles / 2727 kilometers, and travel time by car is about 31 hours 42 minutes.
Fort Smith Regional Airport – Portland International Jetport
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Distance from Fort Smith to Portland
There are several ways to calculate the distance from Fort Smith to Portland. Here are two standard methods:
Vincenty's formula (applied above)- 1401.292 miles
- 2255.161 kilometers
- 1217.689 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- 1398.774 miles
- 2251.108 kilometers
- 1215.501 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 Fort Smith to Portland?
The estimated flight time from Fort Smith Regional Airport to Portland International Jetport is 3 hours and 9 minutes.
What is the time difference between Fort Smith and Portland?
Flight carbon footprint between Fort Smith Regional Airport (FSM) and Portland International Jetport (PWM)
On average, flying from Fort Smith to Portland generates about 173 kg of CO2 per passenger, and 173 kilograms equals 382 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Fort Smith to Portland
See the map of the shortest flight path between Fort Smith Regional Airport (FSM) and Portland International Jetport (PWM).
Airport information
| Origin | Fort Smith Regional Airport |
|---|---|
| City: | Fort Smith, AR |
| Country: | United States  |
| IATA Code: | FSM |
| ICAO Code: | KFSM |
| Coordinates: | 35°20′11″N, 94°22′2″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 |