The flight distance from Sherbro International Airport (BTE) in Bonthe, Sierra Leone to Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India is 10,797 kilometers (6,709 miles / 5,830 nautical miles). The estimated flight time for this route is approximately 14h, flying east northeast at a heading of 66°.

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 Sierra Leone with India. It is an intercontinental flight between Africa and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 14:04 in Bonthe, it's 19:34 in Kolkata. The 5.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Kolkata (CCU) to Bonthe (BTE) follows a heading of 281° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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