Air Miles Calculator

Distance between Saint Thomas (STT) and Chicago, IL (ORD)

Distance from Cyril E. King Airport to O'Hare International Airport is 2116 miles / 3405 kilometers / 1838 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 2115.558 miles
  • 3404.661 kilometers
  • 1838.370 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
  • 2117.631 miles
  • 3407.996 kilometers
  • 1840.171 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 Cyril E. King Airport (STT) to O'Hare International Airport (ORD) is 4 hours 30 minutes.

Time difference and current local times

The time difference between Saint Thomas and Chicago is 2 hours. Chicago is 2 hours behind Saint Thomas.

Time Difference

Saint Thomas
Chicago

Saint Thomas

 AST

Chicago, IL

 CST

Airport information


A Cyril E. King Airport
City: Saint Thomas
Country: U.S. Virgin Islands Flag of U.S. Virgin Islands
IATA Code: STT
ICAO Code: TIST
Coordinates: 18°20′14″N, 64°58′24″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 Saint Thomas to Chicago.

Frequent Flyer Miles Calculator

Saint Thomas (STT) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2116
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2116

Round trip?