How far is Kirkwall from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Kirkwall (Kirkwall Airport) is 3649 miles / 5872 kilometers / 3171 nautical miles.

Distance from Chicago to Kirkwall

There are several ways to calculate the distance from Chicago to Kirkwall. Here are two standard methods:

Vincenty's formula (applied above)

• 3648.939 miles
• 5872.399 kilometers
• 3170.842 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

• 3638.790 miles
• 5856.065 kilometers
• 3162.022 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 Chicago to Kirkwall?

The estimated flight time from Chicago O'Hare International Airport to Kirkwall Airport is 7 hours and 24 minutes.

What is the time difference between Chicago and Kirkwall?

The time difference between Chicago and Kirkwall is 6 hours. Kirkwall is 6 hours ahead of Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Kirkwall Airport (KOI)

On average, flying from Chicago to Kirkwall generates about 413 kg of CO2 per passenger, and 413 kilograms equals 910 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Kirkwall

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Kirkwall Airport (KOI).

Airport information

Origin	Chicago O'Hare International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	ORD
ICAO Code:	KORD
Coordinates:	41°58′42″N, 87°54′17″W

Destination	Kirkwall Airport
City:	Kirkwall
Country:	United Kingdom
IATA Code:	KOI
ICAO Code:	EGPA
Coordinates:	58°57′28″N, 2°54′17″W