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Chicago–Jamestown | ORD–JMS
Calculations with different methods
- 632.184 miles
- 1017.402 kilometers
- 549.353 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
- 631.075 miles
- 1015.616 kilometers
- 548.389 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Jamestown Regional Airport (JMS) is 1 hour 41 minutes.
Time difference and current local times
There is no time difference between Chicago and Jamestown.
Chicago to Jamestown flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Jamestown (JMS).