Air Miles Calculator

Distance between Fairbanks, AK (FAI) and Rockford, IL (RFD)

Flight distance from Fairbanks to Rockford (Fairbanks International Airport – Chicago Rockford International Airport) is 2738 miles / 4406 kilometers / 2379 nautical miles. Estimated flight time is 5 hours 41 minutes.

Driving distance from Fairbanks (FAI) to Rockford (RFD) is 3429 miles / 5519 kilometers and travel time by car is about 61 hours 41 minutes.

Map of flight path and driving directions from Fairbanks to Rockford.

Shortest flight path between Fairbanks International Airport (FAI) and Chicago Rockford International Airport (RFD).

How far is Rockford from Fairbanks?

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

Vincenty's formula (applied above)
  • 2737.757 miles
  • 4405.993 kilometers
  • 2379.046 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
  • 2731.070 miles
  • 4395.231 kilometers
  • 2373.235 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 Fairbanks International Airport
City: Fairbanks, AK
Country: United States Flag of United States
IATA Code: FAI
ICAO Code: PAFA
Coordinates: 64°48′54″N, 147°51′21″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 Fairbanks and Rockford is 3 hours. Rockford is 3 hours ahead of Fairbanks.

Time Difference

Fairbanks, AK

 AKST

Rockford, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 303 kg (668 pounds).

Frequent Flyer Miles Calculator

Fairbanks (FAI) → Rockford (RFD).

Distance:
2738
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2738

Round trip?