How far is Chicago, IL, from Thule?

The distance between Thule (Thule Air Base) and Chicago (Chicago O'Hare International Airport) is 2458 miles / 3956 kilometers / 2136 nautical miles.

Distance from Thule to Chicago

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

Vincenty's formula (applied above)

• 2458.174 miles
• 3956.048 kilometers
• 2136.095 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

• 2453.787 miles
• 3948.987 kilometers
• 2132.282 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 Thule to Chicago?

The estimated flight time from Thule Air Base to Chicago O'Hare International Airport is 5 hours and 9 minutes.

What is the time difference between Thule and Chicago?

The time difference between Thule and Chicago is 2 hours. Chicago is 2 hours behind Thule.

Flight carbon footprint between Thule Air Base (THU) and Chicago O'Hare International Airport (ORD)

On average, flying from Thule to Chicago generates about 270 kg of CO2 per passenger, and 270 kilograms equals 596 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Thule to Chicago

See the map of the shortest flight path between Thule Air Base (THU) and Chicago O'Hare International Airport (ORD).

Airport information

Origin	Thule Air Base
City:	Thule
Country:	Greenland
IATA Code:	THU
ICAO Code:	BGTL
Coordinates:	76°31′52″N, 68°42′11″W

Destination	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