Distance between Chicago, IL (ORD) and Erie, PA (ERI)
Distance from Chicago to Erie (Chicago O'Hare International Airport – Erie International Airport) is 398 miles / 640 kilometers / 346 nautical miles.
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Chicago - Erie
How far is Erie from Chicago?
There are several ways to calculate distances between Chicago and Erie. Here are two common methods:
Vincenty's formula (applied above)- 397.616 miles
- 639.902 kilometers
- 345.519 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- 396.576 miles
- 638.227 kilometers
- 344.615 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).
Flight duration
Estimated flight time from Chicago O'Hare International Airport (ORD) to Erie International Airport (ERI) is 1 hour 15 minutes.
Time difference and current local times
The time difference between Chicago and Erie is 1 hour. Erie is 1 hour ahead of Chicago.
Time Difference
Chicago, IL
Erie, PA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 83 kg (183 pounds).
Airport information
| A | Chicago O'Hare International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States  |
| IATA Code: | ORD |
| ICAO Code: | KORD |
| Coordinates: | 41°58′42″N, 87°54′17″W |
| B | Erie International Airport |
|---|---|
| City: | Erie, PA |
| Country: | United States |
| IATA Code: | ERI |
| ICAO Code: | KERI |
| Coordinates: | 42°4′55″N, 80°10′34″W |
Chicago to Erie flight path
Shortest flight path between Chicago O'Hare International Airport (ORD) and Erie International Airport (ERI).
Frequent Flyer Miles Calculator
Chicago (ORD) → Erie (ERI).
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