Map of flight path from Porto to Buffalo.
Shortest flight path between Porto Airport (OPO) and Buffalo Niagara International Airport (BUF).
How far is Buffalo from Porto?
There are several ways to calculate distances between Porto and Buffalo. Here are two common methods:Vincenty's formula (applied above)
- 3493.870 miles
- 5622.839 kilometers
- 3036.090 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
- 3484.758 miles
- 5608.175 kilometers
- 3028.172 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).
Time difference and current local times
The time difference between Porto and Buffalo is 5 hours. Buffalo is 5 hours behind Porto.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 394 kg (868 pounds).
Frequent Flyer Miles Calculator
Porto (OPO) → Buffalo (BUF).