How far is Rockford, IL, from North Spirit Lake?
The distance between North Spirit Lake (North Spirit Lake Airport) and Rockford (Chicago Rockford International Airport) is 734 miles / 1181 kilometers / 638 nautical miles.
North Spirit Lake Airport – Chicago Rockford International Airport
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Distance from North Spirit Lake to Rockford
There are several ways to calculate the distance from North Spirit Lake to Rockford. Here are two standard methods:
Vincenty's formula (applied above)- 733.790 miles
- 1180.920 kilometers
- 637.646 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- 733.770 miles
- 1180.889 kilometers
- 637.629 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 North Spirit Lake to Rockford?
The estimated flight time from North Spirit Lake Airport to Chicago Rockford International Airport is 1 hour and 53 minutes.
What is the time difference between North Spirit Lake and Rockford?
There is no time difference between North Spirit Lake and Rockford.
Flight carbon footprint between North Spirit Lake Airport (YNO) and Chicago Rockford International Airport (RFD)
On average, flying from North Spirit Lake to Rockford generates about 128 kg of CO2 per passenger, and 128 kilograms equals 283 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from North Spirit Lake to Rockford
See the map of the shortest flight path between North Spirit Lake Airport (YNO) and Chicago Rockford International Airport (RFD).
Airport information
| Origin | North Spirit Lake Airport |
|---|---|
| City: | North Spirit Lake |
| Country: | Canada  |
| IATA Code: | YNO |
| ICAO Code: | CKQ3 |
| Coordinates: | 52°29′24″N, 92°58′15″W |
| Destination | 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 |