How far is St Augustine, FL, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and St Augustine (Northeast Florida Regional Airport) is 1075 miles / 1731 kilometers / 935 nautical miles.
The driving distance from Portsmouth (PSM) to St Augustine (UST) is 1233 miles / 1985 kilometers, and travel time by car is about 23 hours 51 minutes.
Portsmouth International Airport at Pease – Northeast Florida Regional Airport
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Distance from Portsmouth to St Augustine
There are several ways to calculate the distance from Portsmouth to St Augustine. Here are two standard methods:
Vincenty's formula (applied above)- 1075.423 miles
- 1730.726 kilometers
- 934.517 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- 1076.246 miles
- 1732.050 kilometers
- 935.232 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 St Augustine?
The estimated flight time from Portsmouth International Airport at Pease to Northeast Florida Regional Airport is 2 hours and 32 minutes.
What is the time difference between Portsmouth and St Augustine?
There is no time difference between Portsmouth and St Augustine.
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Northeast Florida Regional Airport (UST)
On average, flying from Portsmouth to St Augustine generates about 155 kg of CO2 per passenger, and 155 kilograms equals 343 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 St Augustine
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Northeast Florida Regional Airport (UST).
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 | Northeast Florida Regional Airport |
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City: | St Augustine, FL |
Country: | United States ![]() |
IATA Code: | UST |
ICAO Code: | KSGJ |
Coordinates: | 29°57′33″N, 81°20′23″W |