How far is Skagway, AK, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Skagway (Skagway Airport) is 2880 miles / 4636 kilometers / 2503 nautical miles.
The driving distance from Portsmouth (PSM) to Skagway (SGY) is 3893 miles / 6265 kilometers, and travel time by car is about 75 hours 34 minutes.
Portsmouth International Airport at Pease – Skagway Airport
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Distance from Portsmouth to Skagway
There are several ways to calculate the distance from Portsmouth to Skagway. Here are two standard methods:
Vincenty's formula (applied above)- 2880.452 miles
- 4635.638 kilometers
- 2503.044 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- 2872.638 miles
- 4623.063 kilometers
- 2496.254 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 Skagway?
The estimated flight time from Portsmouth International Airport at Pease to Skagway Airport is 5 hours and 57 minutes.
What is the time difference between Portsmouth and Skagway?
The time difference between Portsmouth and Skagway is 4 hours. Skagway is 4 hours behind Portsmouth.
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Skagway Airport (SGY)
On average, flying from Portsmouth to Skagway generates about 320 kg of CO2 per passenger, and 320 kilograms equals 705 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 Skagway
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Skagway Airport (SGY).
Airport information
Origin | Portsmouth International Airport at Pease |
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City: | Portsmouth, NH |
Country: | United States ![]() |
IATA Code: | PSM |
ICAO Code: | KPSM |
Coordinates: | 43°4′40″N, 70°49′23″W |
Destination | Skagway Airport |
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City: | Skagway, AK |
Country: | United States ![]() |
IATA Code: | SGY |
ICAO Code: | PAGY |
Coordinates: | 59°27′36″N, 135°18′57″W |