How far is Kirkwall from Porto?
The distance between Porto (Porto Airport) and Kirkwall (Kirkwall Airport) is 1250 miles / 2011 kilometers / 1086 nautical miles.
The driving distance from Porto (OPO) to Kirkwall (KOI) is 1954 miles / 3144 kilometers, and travel time by car is about 35 hours 25 minutes.
Porto Airport – Kirkwall Airport
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Distance from Porto to Kirkwall
There are several ways to calculate the distance from Porto to Kirkwall. Here are two standard methods:
Vincenty's formula (applied above)- 1249.515 miles
- 2010.900 kilometers
- 1085.799 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- 1248.990 miles
- 2010.055 kilometers
- 1085.343 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 Porto to Kirkwall?
The estimated flight time from Porto Airport to Kirkwall Airport is 2 hours and 51 minutes.
What is the time difference between Porto and Kirkwall?
Flight carbon footprint between Porto Airport (OPO) and Kirkwall Airport (KOI)
On average, flying from Porto to Kirkwall generates about 164 kg of CO2 per passenger, and 164 kilograms equals 361 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Porto to Kirkwall
See the map of the shortest flight path between Porto Airport (OPO) and Kirkwall Airport (KOI).
Airport information
| Origin | Porto Airport |
|---|---|
| City: | Porto |
| Country: | Portugal  |
| IATA Code: | OPO |
| ICAO Code: | LPPR |
| Coordinates: | 41°14′53″N, 8°40′53″W |
| Destination | Kirkwall Airport |
|---|---|
| City: | Kirkwall |
| Country: | United Kingdom  |
| IATA Code: | KOI |
| ICAO Code: | EGPA |
| Coordinates: | 58°57′28″N, 2°54′17″W |