How far is Athens from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Athens (Athens International Airport) is 5463 miles / 8792 kilometers / 4747 nautical miles.

Distance from Chicago to Athens

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

Vincenty's formula (applied above)

• 5462.793 miles
• 8791.512 kilometers
• 4747.037 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

• 5449.556 miles
• 8770.211 kilometers
• 4735.535 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 Athens?

The estimated flight time from Chicago O'Hare International Airport to Athens International Airport is 10 hours and 50 minutes.

What is the time difference between Chicago and Athens?

The time difference between Chicago and Athens is 8 hours. Athens is 8 hours ahead of Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Athens International Airport (ATH)

On average, flying from Chicago to Athens generates about 645 kg of CO2 per passenger, and 645 kilograms equals 1 421 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Athens

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

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	Athens International Airport
City:	Athens
Country:	Greece
IATA Code:	ATH
ICAO Code:	LGAV
Coordinates:	37°56′11″N, 23°56′40″E