Distance between Chicago, IL (ORD) and Erie, PA (ERI)

Flight distance from Chicago to Erie (Chicago O'Hare International Airport – Erie International Airport) is 398 miles / 640 kilometers / 346 nautical miles. Estimated flight time is 1 hour 15 minutes.

Driving distance from Chicago (ORD) to Erie (ERI) is 455 miles / 733 kilometers and travel time by car is about 8 hours 7 minutes.

Map of flight path and driving directions from Chicago to Erie.

Shortest flight path between Chicago O'Hare International Airport (ORD) and Erie International Airport (ERI).

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).

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

Time difference and current local times

The time difference between Chicago and Erie is 1 hour. Erie is 1 hour ahead of Chicago.

CDT

EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 84 kg (184 pounds).

Frequent Flyer Miles Calculator

Chicago (ORD) → Erie (ERI).

Distance:
398
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
398

Round trip?