Air Miles Calculator logo

How far is Billings, MT, from Portsmouth, NH?

The distance between Portsmouth (Portsmouth International Airport at Pease) and Billings (Billings Logan International Airport) is 1858 miles / 2990 kilometers / 1614 nautical miles.

The driving distance from Portsmouth (PSM) to Billings (BIL) is 2170 miles / 3492 kilometers, and travel time by car is about 41 hours 19 minutes.

Portsmouth International Airport at Pease – Billings Logan International Airport

Distance arrow
1858
Miles
Distance arrow
2990
Kilometers
Distance arrow
1614
Nautical miles

Search flights

Distance from Portsmouth to Billings

There are several ways to calculate the distance from Portsmouth to Billings. Here are two standard methods:

Vincenty's formula (applied above)
  • 1857.880 miles
  • 2989.968 kilometers
  • 1614.454 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
  • 1852.824 miles
  • 2981.831 kilometers
  • 1610.060 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 Billings?

The estimated flight time from Portsmouth International Airport at Pease to Billings Logan International Airport is 4 hours and 1 minutes.

Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Billings Logan International Airport (BIL)

On average, flying from Portsmouth to Billings generates about 205 kg of CO2 per passenger, and 205 kilograms equals 451 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 Billings

See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Billings Logan International Airport (BIL).

Airport information

Origin Portsmouth International Airport at Pease
City: Portsmouth, NH
Country: United States Flag of United States
IATA Code: PSM
ICAO Code: KPSM
Coordinates: 43°4′40″N, 70°49′23″W
Destination Billings Logan International Airport
City: Billings, MT
Country: United States Flag of United States
IATA Code: BIL
ICAO Code: KBIL
Coordinates: 45°48′27″N, 108°32′34″W