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How far is Osaka from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Osaka (Itami Airport) is 6480 miles / 10429 kilometers / 5631 nautical miles.

Chicago O'Hare International Airport – Itami Airport

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6480
Miles
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10429
Kilometers
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5631
Nautical miles

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Distance from Chicago to Osaka

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

Vincenty's formula (applied above)
  • 6480.256 miles
  • 10428.960 kilometers
  • 5631.188 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
  • 6465.757 miles
  • 10405.627 kilometers
  • 5618.589 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 Osaka?

The estimated flight time from Chicago O'Hare International Airport to Itami Airport is 12 hours and 46 minutes.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Itami Airport (ITM)

On average, flying from Chicago to Osaka generates about 782 kg of CO2 per passenger, and 782 kilograms equals 1 725 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Osaka

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

Airport information

Origin Chicago O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W
Destination Itami Airport
City: Osaka
Country: Japan Flag of Japan
IATA Code: ITM
ICAO Code: RJOO
Coordinates: 34°47′7″N, 135°26′16″E