# 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
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
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.

AKDT

CDT

## 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?