Air Miles Calculator

Distance between Chicago, IL (ORD) and Grayling, AK (KGX)

Flight distance from Chicago to Grayling (Chicago O'Hare International Airport – Grayling Airport) is 3162 miles / 5088 kilometers / 2748 nautical miles. Estimated flight time is 6 hours 29 minutes.

Driving distance from Chicago (ORD) to Grayling (KGX) is 4043 miles / 6506 kilometers and travel time by car is about 122 hours 25 minutes.

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

Shortest flight path between Chicago O'Hare International Airport (ORD) and Grayling Airport (KGX).

How far is Grayling from Chicago?

There are several ways to calculate distances between Chicago and Grayling. Here are two common methods:

Vincenty's formula (applied above)
  • 3161.834 miles
  • 5088.479 kilometers
  • 2747.559 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
  • 3153.485 miles
  • 5075.043 kilometers
  • 2740.304 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 Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B Grayling Airport
City: Grayling, AK
Country: United States Flag of United States
IATA Code: KGX
ICAO Code: PAGX
Coordinates: 62°53′42″N, 160°3′58″W

Time difference and current local times

The time difference between Chicago and Grayling is 3 hours. Grayling is 3 hours behind Chicago.

Time Difference

Chicago, IL

 CDT

Grayling, AK

 AKDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 354 kg (780 pounds).

Frequent Flyer Miles Calculator

Chicago (ORD) → Grayling (KGX).

Distance:
3162
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3162

Round trip?