Air Miles Calculator

Distance between Chicago, IL (ORD) and Lancaster, PA (LNS)

Distance from Chicago to Lancaster (Lancaster Airport (Pennsylvania) – O'Hare International Airport) is 619 miles / 997 kilometers / 538 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 619.299 miles
  • 996.665 kilometers
  • 538.156 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
  • 617.815 miles
  • 994.277 kilometers
  • 536.867 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from O'Hare International Airport (ORD) to Lancaster Airport (Pennsylvania) (LNS) is 1 hour 40 minutes.

Time difference and current local times

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

Time Difference

Chicago
Lancaster

Chicago, IL

 CDT

Lancaster, PA

 EDT

Airport information


A O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Lancaster Airport (Pennsylvania)
City: Lancaster, PA
Country: United States Flag of United States
IATA Code: LNS
ICAO Code: KLNS
Coordinates: 40°7′18″N, 76°17′45″W

Map

Chicago to Lancaster flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Lancaster (LNS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
619
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
619

Round trip?