How far is Formosa from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Formosa (Formosa International Airport) is 5103 miles / 8212 kilometers / 4434 nautical miles.

Distance from Rockford to Formosa

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

Vincenty's formula (applied above)

• 5102.602 miles
• 8211.842 kilometers
• 4434.040 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

• 5120.324 miles
• 8240.363 kilometers
• 4449.440 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 Formosa?

The estimated flight time from Chicago Rockford International Airport to Formosa International Airport is 10 hours and 9 minutes.

What is the time difference between Rockford and Formosa?

The time difference between Rockford and Formosa is 3 hours. Formosa is 3 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Formosa International Airport (FMA)

On average, flying from Rockford to Formosa generates about 597 kg of CO2 per passenger, and 597 kilograms equals 1 317 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Formosa

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

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	Formosa International Airport
City:	Formosa
Country:	Argentina
IATA Code:	FMA
ICAO Code:	SARF
Coordinates:	26°12′45″S, 58°13′41″W