How far is Missoula, MT, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Missoula (Missoula Montana Airport) is 2109 miles / 3394 kilometers / 1833 nautical miles.
The driving distance from Portsmouth (PSM) to Missoula (MSO) is 2517 miles / 4051 kilometers, and travel time by car is about 46 hours 26 minutes.
Portsmouth International Airport at Pease – Missoula Montana Airport
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Distance from Portsmouth to Missoula
There are several ways to calculate the distance from Portsmouth to Missoula. Here are two standard methods:
Vincenty's formula (applied above)- 2109.227 miles
- 3394.472 kilometers
- 1832.868 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- 2103.458 miles
- 3385.188 kilometers
- 1827.855 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 Missoula?
The estimated flight time from Portsmouth International Airport at Pease to Missoula Montana Airport is 4 hours and 29 minutes.
What is the time difference between Portsmouth and Missoula?
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Missoula Montana Airport (MSO)
On average, flying from Portsmouth to Missoula generates about 230 kg of CO2 per passenger, and 230 kilograms equals 507 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 Missoula
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Missoula Montana Airport (MSO).
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 | Missoula Montana Airport |
|---|---|
| City: | Missoula, MT |
| Country: | United States |
| IATA Code: | MSO |
| ICAO Code: | KMSO |
| Coordinates: | 46°54′58″N, 114°5′27″W |