How far is Lewiston from Chicago?
There are several ways to calculate distances between Chicago and Lewiston. Here are two common methods:Vincenty's formula (applied above)
- 1469.160 miles
- 2364.384 kilometers
- 1276.665 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
- 1465.351 miles
- 2358.253 kilometers
- 1273.355 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).
Estimated flight time from O'Hare International Airport (ORD) to Lewiston–Nez Perce County Airport (LWS) is 3 hours 16 minutes.
Time difference and current local times
The time difference between Chicago and Lewiston is 2 hours. Lewiston is 2 hours behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 169 kg (372 pounds).
Chicago to Lewiston flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Lewiston (LWS).