How far is Patras from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Patras (Patras Araxos Airport) is 5355 miles / 8618 kilometers / 4653 nautical miles.

Distance from Chicago to Patras

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

Vincenty's formula (applied above)

• 5354.694 miles
• 8617.545 kilometers
• 4653.102 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

• 5341.652 miles
• 8596.556 kilometers
• 4641.769 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 Patras?

The estimated flight time from Chicago O'Hare International Airport to Patras Araxos Airport is 10 hours and 38 minutes.

What is the time difference between Chicago and Patras?

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

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Patras Araxos Airport (GPA)

On average, flying from Chicago to Patras generates about 630 kg of CO2 per passenger, and 630 kilograms equals 1 390 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Patras

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Patras Araxos Airport (GPA).

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	Patras Araxos Airport
City:	Patras
Country:	Greece
IATA Code:	GPA
ICAO Code:	LGRX
Coordinates:	38°9′3″N, 21°25′32″E