How far is London from Chicago, IL?

The distance between Chicago (Chicago Midway International Airport) and London (London Heathrow Airport) is 3956 miles / 6366 kilometers / 3438 nautical miles.

Distance from Chicago to London

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

Vincenty's formula (applied above)

• 3955.901 miles
• 6366.406 kilometers
• 3437.584 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

• 3944.949 miles
• 6348.779 kilometers
• 3428.067 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 London?

The estimated flight time from Chicago Midway International Airport to London Heathrow Airport is 7 hours and 59 minutes.

What is the time difference between Chicago and London?

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

Flight carbon footprint between Chicago Midway International Airport (MDW) and London Heathrow Airport (LHR)

On average, flying from Chicago to London generates about 451 kg of CO2 per passenger, and 451 kilograms equals 994 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to London

See the map of the shortest flight path between Chicago Midway International Airport (MDW) and London Heathrow Airport (LHR).

Airport information

Origin	Chicago Midway International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	MDW
ICAO Code:	KMDW
Coordinates:	41°47′9″N, 87°45′8″W

Destination	London Heathrow Airport
City:	London
Country:	United Kingdom
IATA Code:	LHR
ICAO Code:	EGLL
Coordinates:	51°28′14″N, 0°27′42″W