How far is Penza from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Penza (Penza Airport) is 5324 miles / 8569 kilometers / 4627 nautical miles.

Distance from Rockford to Penza

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

Vincenty's formula (applied above)

• 5324.310 miles
• 8568.646 kilometers
• 4626.699 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

• 5309.405 miles
• 8544.659 kilometers
• 4613.747 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 Penza?

The estimated flight time from Chicago Rockford International Airport to Penza Airport is 10 hours and 34 minutes.

What is the time difference between Rockford and Penza?

The time difference between Rockford and Penza is 9 hours. Penza is 9 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Penza Airport (PEZ)

On average, flying from Rockford to Penza generates about 626 kg of CO2 per passenger, and 626 kilograms equals 1 381 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Penza

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Penza Airport (PEZ).

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	Penza Airport
City:	Penza
Country:	Russia
IATA Code:	PEZ
ICAO Code:	UWPP
Coordinates:	53°6′38″N, 45°1′15″E