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How far is Portsmouth, NH, from Bismarck, ND?

The distance between Bismarck (Bismarck Municipal Airport) and Portsmouth (Portsmouth International Airport at Pease) is 1481 miles / 2383 kilometers / 1287 nautical miles.

The driving distance from Bismarck (BIS) to Portsmouth (PSM) is 1781 miles / 2867 kilometers, and travel time by car is about 34 hours 29 minutes.

Bismarck Municipal Airport – Portsmouth International Airport at Pease

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1481
Miles
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2383
Kilometers
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1287
Nautical miles

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Distance from Bismarck to Portsmouth

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

Vincenty's formula (applied above)
  • 1480.620 miles
  • 2382.827 kilometers
  • 1286.624 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
  • 1476.645 miles
  • 2376.430 kilometers
  • 1283.169 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 Bismarck to Portsmouth?

The estimated flight time from Bismarck Municipal Airport to Portsmouth International Airport at Pease is 3 hours and 18 minutes.

Flight carbon footprint between Bismarck Municipal Airport (BIS) and Portsmouth International Airport at Pease (PSM)

On average, flying from Bismarck to Portsmouth generates about 178 kg of CO2 per passenger, and 178 kilograms equals 393 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Bismarck to Portsmouth

See the map of the shortest flight path between Bismarck Municipal Airport (BIS) and Portsmouth International Airport at Pease (PSM).

Airport information

Origin Bismarck Municipal Airport
City: Bismarck, ND
Country: United States Flag of United States
IATA Code: BIS
ICAO Code: KBIS
Coordinates: 46°46′21″N, 100°44′45″W
Destination 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