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How far is Rockford, IL, from St John's?

The distance between St John's (V. C. Bird International Airport) and Rockford (Chicago Rockford International Airport) is 2362 miles / 3801 kilometers / 2052 nautical miles.

V. C. Bird International Airport – Chicago Rockford International Airport

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2362
Miles
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3801
Kilometers
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2052
Nautical miles

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Distance from St John's to Rockford

There are several ways to calculate the distance from St John's to Rockford. Here are two standard methods:

Vincenty's formula (applied above)
  • 2361.873 miles
  • 3801.066 kilometers
  • 2052.411 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
  • 2363.609 miles
  • 3803.859 kilometers
  • 2053.920 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 St John's to Rockford?

The estimated flight time from V. C. Bird International Airport to Chicago Rockford International Airport is 4 hours and 58 minutes.

Flight carbon footprint between V. C. Bird International Airport (ANU) and Chicago Rockford International Airport (RFD)

On average, flying from St John's to Rockford generates about 259 kg of CO2 per passenger, and 259 kilograms equals 571 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from St John's to Rockford

See the map of the shortest flight path between V. C. Bird International Airport (ANU) and Chicago Rockford International Airport (RFD).

Airport information

Origin V. C. Bird International Airport
City: St John's
Country: Antigua and Barbuda Flag of Antigua and Barbuda
IATA Code: ANU
ICAO Code: TAPA
Coordinates: 17°8′12″N, 61°47′33″W
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