How far is Tours from Porto?
There are several ways to calculate distances between Porto and Tours. Here are two common methods:Vincenty's formula (applied above)
- 631.379 miles
- 1016.105 kilometers
- 548.653 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
- 630.636 miles
- 1014.910 kilometers
- 548.007 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 Porto Airport (OPO) to Tours Val de Loire Airport (TUF) is 1 hour 41 minutes.
Time difference and current local times
The time difference between Porto and Tours is 1 hour. Tours is 1 hour ahead of Porto.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 117 kg (257 pounds).
Porto to Tours flight path
Shortest flight path between Porto Airport (OPO) and Tours Val de Loire Airport (TUF).
Frequent Flyer Miles Calculator
Porto (OPO) → Tours (TUF).