How far is Portsmouth from Rochester?
There are several ways to calculate distances between Rochester and Portsmouth. Here are two common methods:Vincenty's formula (applied above)
- 1087.852 miles
- 1750.728 kilometers
- 945.317 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 1084.922 miles
- 1746.013 kilometers
- 942.772 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).
Estimated flight time from Rochester International Airport (RST) to Portsmouth International Airport at Pease (PSM) is 2 hours 33 minutes.
Time difference and current local times
The time difference between Rochester and Portsmouth is 1 hour. Portsmouth is 1 hour ahead of Rochester.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 156 kg (344 pounds).
Rochester to Portsmouth flight path
Shortest flight path between Rochester International Airport (RST) and Portsmouth International Airport at Pease (PSM).
Frequent Flyer Miles Calculator
Rochester (RST) → Portsmouth (PSM).