How far is Nairobi from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Nairobi (Wilson Airport) is 8022 miles / 12910 kilometers / 6971 nautical miles.

Distance from Chicago to Nairobi

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

Vincenty's formula (applied above)

• 8021.808 miles
• 12909.848 kilometers
• 6970.760 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

• 8016.390 miles
• 12901.129 kilometers
• 6966.052 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 Nairobi?

The estimated flight time from Chicago O'Hare International Airport to Wilson Airport is 15 hours and 41 minutes.

What is the time difference between Chicago and Nairobi?

The time difference between Chicago and Nairobi is 9 hours. Nairobi is 9 hours ahead of Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Wilson Airport (WIL)

On average, flying from Chicago to Nairobi generates about 1 002 kg of CO2 per passenger, and 1 002 kilograms equals 2 208 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Nairobi

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

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	Wilson Airport
City:	Nairobi
Country:	Kenya
IATA Code:	WIL
ICAO Code:	HKNW
Coordinates:	1°19′18″S, 36°48′53″E