How far is Rio Branco from Rockford, IL?
The distance between Rockford (Chicago Rockford International Airport) and Rio Branco (Rio Branco International Airport) is 3826 miles / 6157 kilometers / 3325 nautical miles.
Chicago Rockford International Airport – Rio Branco International Airport
Search flights
Distance from Rockford to Rio Branco
There are several ways to calculate the distance from Rockford to Rio Branco. Here are two standard methods:
Vincenty's formula (applied above)- 3825.993 miles
- 6157.338 kilometers
- 3324.697 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- 3839.592 miles
- 6179.224 kilometers
- 3336.514 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 Rio Branco?
The estimated flight time from Chicago Rockford International Airport to Rio Branco International Airport is 7 hours and 44 minutes.
What is the time difference between Rockford and Rio Branco?
Flight carbon footprint between Chicago Rockford International Airport (RFD) and Rio Branco International Airport (RBR)
On average, flying from Rockford to Rio Branco generates about 435 kg of CO2 per passenger, and 435 kilograms equals 958 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Rockford to Rio Branco
See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Rio Branco International Airport (RBR).
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 | Rio Branco International Airport |
|---|---|
| City: | Rio Branco |
| Country: | Brazil  |
| IATA Code: | RBR |
| ICAO Code: | SBRB |
| Coordinates: | 9°52′7″S, 67°53′53″W |