Map of flight path and driving directions from Fairbanks to Idaho Falls.
Shortest flight path between Fairbanks International Airport (FAI) and Idaho Falls Regional Airport (IDA).
How far is Idaho Falls from Fairbanks?
There are several ways to calculate distances between Fairbanks and Idaho Falls. Here are two common methods:Vincenty's formula (applied above)
- 2017.525 miles
- 3246.892 kilometers
- 1753.182 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
- 2013.409 miles
- 3240.267 kilometers
- 1749.604 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).
Time difference and current local times
The time difference between Fairbanks and Idaho Falls is 2 hours. Idaho Falls is 2 hours ahead of Fairbanks.
Idaho Falls, ID
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 220 kg (484 pounds).
Frequent Flyer Miles Calculator
Fairbanks (FAI) → Idaho Falls (IDA).