How far is Tallinn from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Tallinn (Tallinn Airport) is 4492 miles / 7230 kilometers / 3904 nautical miles.

Distance from Rockford to Tallinn

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

Vincenty's formula (applied above)

• 4492.263 miles
• 7229.596 kilometers
• 3903.670 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

• 4479.369 miles
• 7208.846 kilometers
• 3892.465 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 Tallinn?

The estimated flight time from Chicago Rockford International Airport to Tallinn Airport is 9 hours and 0 minutes.

What is the time difference between Rockford and Tallinn?

The time difference between Rockford and Tallinn is 8 hours. Tallinn is 8 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Tallinn Airport (TLL)

On average, flying from Rockford to Tallinn generates about 518 kg of CO2 per passenger, and 518 kilograms equals 1 143 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Tallinn

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

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	Tallinn Airport
City:	Tallinn
Country:	Estonia
IATA Code:	TLL
ICAO Code:	EETN
Coordinates:	59°24′47″N, 24°49′58″E