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How far is Rockford, IL, from Kunming?

The distance between Kunming (Kunming Changshui International Airport) and Rockford (Chicago Rockford International Airport) is 7747 miles / 12467 kilometers / 6732 nautical miles.

Kunming Changshui International Airport – Chicago Rockford International Airport

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7747
Miles
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12467
Kilometers
Distance arrow
6732
Nautical miles

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Distance from Kunming to Rockford

There are several ways to calculate the distance from Kunming to Rockford. Here are two standard methods:

Vincenty's formula (applied above)
  • 7746.609 miles
  • 12466.958 kilometers
  • 6731.619 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
  • 7733.409 miles
  • 12445.716 kilometers
  • 6720.149 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 Kunming to Rockford?

The estimated flight time from Kunming Changshui International Airport to Chicago Rockford International Airport is 15 hours and 10 minutes.

Flight carbon footprint between Kunming Changshui International Airport (KMG) and Chicago Rockford International Airport (RFD)

On average, flying from Kunming to Rockford generates about 962 kg of CO2 per passenger, and 962 kilograms equals 2 120 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Kunming to Rockford

See the map of the shortest flight path between Kunming Changshui International Airport (KMG) and Chicago Rockford International Airport (RFD).

Airport information

Origin Kunming Changshui International Airport
City: Kunming
Country: China Flag of China
IATA Code: KMG
ICAO Code: ZPPP
Coordinates: 24°59′32″N, 102°44′38″E
Destination Chicago Rockford International Airport
City: Rockford, IL
Country: United States Flag of United States
IATA Code: RFD
ICAO Code: KRFD
Coordinates: 42°11′43″N, 89°5′49″W