How far is Miles City, MT, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Miles City (Miles City Airport) is 1726 miles / 2778 kilometers / 1500 nautical miles.
The driving distance from Portsmouth (PSM) to Miles City (MLS) is 2048 miles / 3296 kilometers, and travel time by car is about 38 hours 54 minutes.
Portsmouth International Airport at Pease – Miles City Airport
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Distance from Portsmouth to Miles City
There are several ways to calculate the distance from Portsmouth to Miles City. Here are two standard methods:
Vincenty's formula (applied above)- 1726.224 miles
- 2778.088 kilometers
- 1500.047 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- 1721.539 miles
- 2770.548 kilometers
- 1495.976 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 Portsmouth to Miles City?
The estimated flight time from Portsmouth International Airport at Pease to Miles City Airport is 3 hours and 46 minutes.
What is the time difference between Portsmouth and Miles City?
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Miles City Airport (MLS)
On average, flying from Portsmouth to Miles City generates about 195 kg of CO2 per passenger, and 195 kilograms equals 429 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portsmouth to Miles City
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Miles City Airport (MLS).
Airport information
| Origin | Portsmouth International Airport at Pease |
|---|---|
| City: | Portsmouth, NH |
| Country: | United States  |
| IATA Code: | PSM |
| ICAO Code: | KPSM |
| Coordinates: | 43°4′40″N, 70°49′23″W |
| Destination | Miles City Airport |
|---|---|
| City: | Miles City, MT |
| Country: | United States |
| IATA Code: | MLS |
| ICAO Code: | KMLS |
| Coordinates: | 46°25′40″N, 105°53′9″W |