How far is Spokane, WA, from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Spokane (Spokane International Airport) is 1436 miles / 2311 kilometers / 1248 nautical miles.

The driving distance from Rockford (RFD) to Spokane (GEG) is 1707 miles / 2747 kilometers, and travel time by car is about 30 hours 7 minutes.

Distance from Rockford to Spokane

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

Vincenty's formula (applied above)

• 1435.861 miles
• 2310.794 kilometers
• 1247.729 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

• 1432.195 miles
• 2304.895 kilometers
• 1244.544 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 Spokane?

The estimated flight time from Chicago Rockford International Airport to Spokane International Airport is 3 hours and 13 minutes.

What is the time difference between Rockford and Spokane?

The time difference between Rockford and Spokane is 2 hours. Spokane is 2 hours behind Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Spokane International Airport (GEG)

On average, flying from Rockford to Spokane generates about 175 kg of CO2 per passenger, and 175 kilograms equals 387 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 Spokane

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

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	Spokane International Airport
City:	Spokane, WA
Country:	United States
IATA Code:	GEG
ICAO Code:	KGEG
Coordinates:	47°37′11″N, 117°32′2″W