How far is Okushiri Island from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Okushiri Island (Okushiri Airport) is 5939 miles / 9558 kilometers / 5161 nautical miles.

Distance from Chicago to Okushiri Island

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

Vincenty's formula (applied above)

• 5939.267 miles
• 9558.324 kilometers
• 5161.082 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

• 5924.348 miles
• 9534.314 kilometers
• 5148.118 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 Okushiri Island?

The estimated flight time from Chicago O'Hare International Airport to Okushiri Airport is 11 hours and 44 minutes.

What is the time difference between Chicago and Okushiri Island?

The time difference between Chicago and Okushiri Island is 15 hours. Okushiri Island is 15 hours ahead of Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Okushiri Airport (OIR)

On average, flying from Chicago to Okushiri Island generates about 708 kg of CO2 per passenger, and 708 kilograms equals 1 562 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Okushiri Island

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

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	Okushiri Airport
City:	Okushiri Island
Country:	Japan
IATA Code:	OIR
ICAO Code:	RJEO
Coordinates:	42°4′18″N, 139°25′58″E