How far is Chicago, IL, from Belfast?

The distance between Belfast (Belfast International Airport) and Chicago (Chicago O'Hare International Airport) is 3643 miles / 5862 kilometers / 3165 nautical miles.

Distance from Belfast to Chicago

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

Vincenty's formula (applied above)

• 3642.596 miles
• 5862.191 kilometers
• 3165.330 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

• 3632.458 miles
• 5845.875 kilometers
• 3156.520 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 Belfast to Chicago?

The estimated flight time from Belfast International Airport to Chicago O'Hare International Airport is 7 hours and 23 minutes.

What is the time difference between Belfast and Chicago?

The time difference between Belfast and Chicago is 6 hours. Chicago is 6 hours behind Belfast.

Flight carbon footprint between Belfast International Airport (BFS) and Chicago O'Hare International Airport (ORD)

On average, flying from Belfast to Chicago generates about 412 kg of CO2 per passenger, and 412 kilograms equals 908 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Belfast to Chicago

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

Airport information

Origin	Belfast International Airport
City:	Belfast
Country:	United Kingdom
IATA Code:	BFS
ICAO Code:	EGAA
Coordinates:	54°39′27″N, 6°12′56″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