How far is Rockford, IL, from Sachigo Lake?

The distance between Sachigo Lake (Sachigo Lake Airport) and Rockford (Chicago Rockford International Airport) is 821 miles / 1320 kilometers / 713 nautical miles.

Distance from Sachigo Lake to Rockford

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

Vincenty's formula (applied above)

• 820.515 miles
• 1320.491 kilometers
• 713.008 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

• 820.473 miles
• 1320.423 kilometers
• 712.972 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 Sachigo Lake to Rockford?

The estimated flight time from Sachigo Lake Airport to Chicago Rockford International Airport is 2 hours and 3 minutes.

What is the time difference between Sachigo Lake and Rockford?

There is no time difference between Sachigo Lake and Rockford.

Flight carbon footprint between Sachigo Lake Airport (ZPB) and Chicago Rockford International Airport (RFD)

On average, flying from Sachigo Lake to Rockford generates about 137 kg of CO2 per passenger, and 137 kilograms equals 301 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Sachigo Lake to Rockford

See the map of the shortest flight path between Sachigo Lake Airport (ZPB) and Chicago Rockford International Airport (RFD).

Airport information

Origin	Sachigo Lake Airport
City:	Sachigo Lake
Country:	Canada
IATA Code:	ZPB
ICAO Code:	CZPB
Coordinates:	53°53′27″N, 92°11′47″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