Map of flight path and driving directions from Chicago to Modesto.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Modesto City–County Airport (MOD).
How far is Modesto from Chicago?
There are several ways to calculate distances between Chicago and Modesto. Here are two common methods:Vincenty's formula (applied above)
- 1772.815 miles
- 2853.069 kilometers
- 1540.534 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
- 1768.608 miles
- 2846.298 kilometers
- 1536.878 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 Chicago and Modesto is 2 hours. Modesto is 2 hours behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 198 kg (436 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Modesto (MOD).