Air Miles Calculator

Distance between Windsor Locks, CT (BDL) and Rockford, IL (RFD)

Flight distance from Windsor Locks to Rockford (Bradley International Airport – Chicago Rockford International Airport) is 843 miles / 1357 kilometers / 733 nautical miles. Estimated flight time is 2 hours 5 minutes.

Driving distance from Windsor Locks (BDL) to Rockford (RFD) is 989 miles / 1591 kilometers and travel time by car is about 17 hours 25 minutes.

Map of flight path and driving directions from Windsor Locks to Rockford.

Shortest flight path between Bradley International Airport (BDL) and Chicago Rockford International Airport (RFD).

How far is Rockford from Windsor Locks?

There are several ways to calculate distances between Windsor Locks and Rockford. Here are two common methods:

Vincenty's formula (applied above)
  • 843.004 miles
  • 1356.683 kilometers
  • 732.550 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 840.797 miles
  • 1353.132 kilometers
  • 730.633 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).

Airport information


A Bradley International Airport
City: Windsor Locks, CT
Country: United States Flag of United States
IATA Code: BDL
ICAO Code: KBDL
Coordinates: 41°56′20″N, 72°40′59″W

B 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

Time difference and current local times

The time difference between Windsor Locks and Rockford is 1 hour. Rockford is 1 hour behind Windsor Locks.

Time Difference

Windsor Locks, CT

 EST

Rockford, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 139 kg (306 pounds).

Frequent Flyer Miles Calculator

Windsor Locks (BDL) → Rockford (RFD).

Distance:
843
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
843

Round trip?