How far is Montgomery, AL, from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Montgomery (Montgomery Regional Airport) is 698 miles / 1124 kilometers / 607 nautical miles.

The driving distance from Rockford (RFD) to Montgomery (MGM) is 839 miles / 1351 kilometers, and travel time by car is about 15 hours 16 minutes.

Distance from Rockford to Montgomery

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

Vincenty's formula (applied above)

• 698.336 miles
• 1123.863 kilometers
• 606.838 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

• 699.537 miles
• 1125.795 kilometers
• 607.881 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 Montgomery?

The estimated flight time from Chicago Rockford International Airport to Montgomery Regional Airport is 1 hour and 49 minutes.

What is the time difference between Rockford and Montgomery?

There is no time difference between Rockford and Montgomery.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Montgomery Regional Airport (MGM)

On average, flying from Rockford to Montgomery generates about 124 kg of CO2 per passenger, and 124 kilograms equals 274 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Rockford to Montgomery

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Montgomery Regional Airport (MGM).

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	Montgomery Regional Airport
City:	Montgomery, AL
Country:	United States
IATA Code:	MGM
ICAO Code:	KMGM
Coordinates:	32°18′2″N, 86°23′38″W