How far is St. Anthony from Rockford, IL?
The distance between Rockford (Chicago Rockford International Airport) and St. Anthony (St. Anthony Airport) is 1672 miles / 2692 kilometers / 1453 nautical miles.
The driving distance from Rockford (RFD) to St. Anthony (YAY) is 2482 miles / 3995 kilometers, and travel time by car is about 58 hours 2 minutes.
Chicago Rockford International Airport – St. Anthony Airport
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Distance from Rockford to St. Anthony
There are several ways to calculate the distance from Rockford to St. Anthony. Here are two standard methods:
Vincenty's formula (applied above)- 1672.425 miles
- 2691.507 kilometers
- 1453.297 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- 1668.356 miles
- 2684.959 kilometers
- 1449.762 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 Rockford to St. Anthony?
The estimated flight time from Chicago Rockford International Airport to St. Anthony Airport is 3 hours and 39 minutes.
What is the time difference between Rockford and St. Anthony?
Flight carbon footprint between Chicago Rockford International Airport (RFD) and St. Anthony Airport (YAY)
On average, flying from Rockford to St. Anthony generates about 191 kg of CO2 per passenger, and 191 kilograms equals 421 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Rockford to St. Anthony
See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and St. Anthony Airport (YAY).
Airport information
| Origin | Chicago Rockford International Airport |
|---|---|
| City: | Rockford, IL |
| Country: | United States  |
| IATA Code: | RFD |
| ICAO Code: | KRFD |
| Coordinates: | 42°11′43″N, 89°5′49″W |
| Destination | St. Anthony Airport |
|---|---|
| City: | St. Anthony |
| Country: | Canada  |
| IATA Code: | YAY |
| ICAO Code: | CYAY |
| Coordinates: | 51°23′30″N, 56°4′59″W |