The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to False Pass Airport (KFP) in False Pass, United States is 9,052 kilometers (5,625 miles / 4,888 nautical miles). The estimated flight time for this route is approximately 12h, flying north northeast at a heading of 34°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting India with United States. It is an intercontinental flight between Asia and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 22:09 in Kolkata, it's 07:39 in False Pass. With a 14.5-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from False Pass (KFP) to Kolkata (CCU) follows a heading of 298° (west northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Netaji Subhash Chandra Bose International Airport (CCU) and False Pass Airport (KFP) detail pages, or use our flight duration calculator to compare other routes.