How far is Aspen from Chicago?
There are several ways to calculate distances between Chicago and Aspen. Here are two common methods:Vincenty's formula (applied above)
- 1013.140 miles
- 1630.490 kilometers
- 880.394 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
- 1010.711 miles
- 1626.581 kilometers
- 878.284 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 Aspen–Pitkin County Airport (ASE) is 2 hours 25 minutes.
Time difference and current local times
The time difference between Chicago and Aspen is 1 hour. Aspen is 1 hour behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 152 kg (334 pounds).
Chicago to Aspen flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Aspen (ASE).