How far is Rockford, IL, from Tucson, AZ?

The distance between Tucson (Tucson International Airport) and Rockford (Chicago Rockford International Airport) is 1386 miles / 2230 kilometers / 1204 nautical miles.

The driving distance from Tucson (TUS) to Rockford (RFD) is 1706 miles / 2746 kilometers, and travel time by car is about 31 hours 6 minutes.

Distance from Tucson to Rockford

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

Vincenty's formula (applied above)

• 1385.682 miles
• 2230.038 kilometers
• 1204.124 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

• 1383.935 miles
• 2227.227 kilometers
• 1202.607 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 Tucson to Rockford?

The estimated flight time from Tucson International Airport to Chicago Rockford International Airport is 3 hours and 7 minutes.

What is the time difference between Tucson and Rockford?

The time difference between Tucson and Rockford is 2 hours. Rockford is 2 hours ahead of Tucson.

Flight carbon footprint between Tucson International Airport (TUS) and Chicago Rockford International Airport (RFD)

On average, flying from Tucson to Rockford generates about 172 kg of CO2 per passenger, and 172 kilograms equals 380 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Tucson to Rockford

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

Airport information

Origin	Tucson International Airport
City:	Tucson, AZ
Country:	United States
IATA Code:	TUS
ICAO Code:	KTUS
Coordinates:	32°6′57″N, 110°56′27″W

Destination	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