Air Miles Calculator logo

How far is Rockford, IL, from Broomfield, CO?

The distance between Broomfield (Rocky Mountain Metropolitan Airport) and Rockford (Chicago Rockford International Airport) is 850 miles / 1368 kilometers / 739 nautical miles.

The driving distance from Broomfield (BJC) to Rockford (RFD) is 955 miles / 1537 kilometers, and travel time by car is about 16 hours 54 minutes.

Rocky Mountain Metropolitan Airport – Chicago Rockford International Airport

Distance arrow
850
Miles
Distance arrow
1368
Kilometers
Distance arrow
739
Nautical miles

Search flights

Distance from Broomfield to Rockford

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

Vincenty's formula (applied above)
  • 850.249 miles
  • 1368.343 kilometers
  • 738.846 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
  • 848.184 miles
  • 1365.020 kilometers
  • 737.052 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 Broomfield to Rockford?

The estimated flight time from Rocky Mountain Metropolitan Airport to Chicago Rockford International Airport is 2 hours and 6 minutes.

Flight carbon footprint between Rocky Mountain Metropolitan Airport (BJC) and Chicago Rockford International Airport (RFD)

On average, flying from Broomfield to Rockford generates about 139 kg of CO2 per passenger, and 139 kilograms equals 307 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Broomfield to Rockford

See the map of the shortest flight path between Rocky Mountain Metropolitan Airport (BJC) and Chicago Rockford International Airport (RFD).

Airport information

Origin Rocky Mountain Metropolitan Airport
City: Broomfield, CO
Country: United States Flag of United States
IATA Code: BJC
ICAO Code: KBJC
Coordinates: 39°54′31″N, 105°7′1″W
Destination Chicago Rockford International Airport
City: Rockford, IL
Country: United States Flag of United States
IATA Code: RFD
ICAO Code: KRFD
Coordinates: 42°11′43″N, 89°5′49″W