Air Miles Calculator

Distance between Chicago, IL (ORD) and Annette, AK (ANN)

Distance from Chicago to Annette (Annette Island Airport – O'Hare International Airport) is 2154 miles / 3466 kilometers / 1872 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 2153.950 miles
  • 3466.446 kilometers
  • 1871.731 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
  • 2148.651 miles
  • 3457.919 kilometers
  • 1867.127 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 Annette Island Airport (ANN) is 4 hours 34 minutes.

Time difference and current local times

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

Time Difference

Chicago
Annette

Chicago, IL

 CDT

Annette, AK

 AKDT

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 Annette Island Airport
City: Annette, AK
Country: United States Flag of United States
IATA Code: ANN
ICAO Code: PANT
Coordinates: 55°2′32″N, 131°34′19″W

Map

Chicago to Annette flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Annette (ANN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2154
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2154

Round trip?