Distance from RFD to Kolkata
Driving route: -- ( - )
Driving route: -- ( - )
Extended route information
The flight distance between airports Chicago Rockford International Airport (RFD) and Kolkata (CCU) is 12,819.88 km. This corresponds to an approximate flight time of 15h 34min. Similar flight routes: RFD → DAC , RFD → KTM , RFD → MDL , RFD → RGN , ORD → CCU
Bearing: 97.53° (E)The initial bearing on the course from RFD to Kolkata is 97.53° and the compass direction is E.
Midpoint: 79.99675,78.21105The geographic midpoint between RFD and Kolkata is in 6,404.25 km distance between both points in a bearing of 97.53°.
Distance: 12,808.50 kmThe shortest distance (air line) between RFD and Kolkata is 12,808.50 km.
Driving route: -- ( - )The shortest route between RFD and Kolkata is according to the route planner. The driving time is approx. . Half of the trip is reached in .
Time difference: 10.5hThe time difference between RFD (America/Chicago) and Kolkata (Asia/Kolkata) is 10.5 hours. This means that it is now 08:23 (08.07.2024) in RFD and 18:53 (08.07.2024) in Kolkata.
How is the distance calculated?
To calculate the distance between RFD and Kolkata, the place names are converted into coordinates (latitude and longitude). The respective geographic centre is used for cities, regions and countries. To calculate the distance the Haversine formula is applied.