Air Miles Calculator

Distance between Greensboro, NC (GSO) and Chicago, IL (ORD)

Distance from Piedmont Triad International Airport to O'Hare International Airport is 590 miles / 949 kilometers / 512 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 589.662 miles
  • 948.969 kilometers
  • 512.402 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
  • 589.354 miles
  • 948.473 kilometers
  • 512.134 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 Piedmont Triad International Airport (GSO) to O'Hare International Airport (ORD) is 1 hour 36 minutes.

Time difference and current local times

The time difference between Greensboro and Chicago is 1 hour. Chicago is 1 hour behind Greensboro.

Time Difference

Greensboro
Chicago

Greensboro, NC

 EST

Chicago, IL

 CST

Airport information


A Piedmont Triad International Airport
City: Greensboro, NC
Country: United States Flag of United States
IATA Code: GSO
ICAO Code: KGSO
Coordinates: 36°5′52″N, 79°56′14″W

B 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

Map

Flight map from Greensboro to Chicago.

Frequent Flyer Miles Calculator

Greensboro (GSO) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
590
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
590

Round trip?