Map of flight path and driving directions from Washington D.C. to Idaho Falls.
Shortest flight path between Ronald Reagan Washington National Airport (DCA) and Idaho Falls Regional Airport (IDA).
How far is Idaho Falls from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and Idaho Falls. Here are two common methods:Vincenty's formula (applied above)
- 1840.517 miles
- 2962.025 kilometers
- 1599.365 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
- 1836.008 miles
- 2954.768 kilometers
- 1595.447 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 Washington D.C. and Idaho Falls is 2 hours. Idaho Falls is 2 hours behind Washington D.C..
Idaho Falls, ID
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 203 kg (448 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (DCA) → Idaho Falls (IDA).