The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Ilorin International Airport (ILR) in Ilorin, Nigeria is 9,032 kilometers (5,612 miles / 4,877 nautical miles). The estimated flight time for this route is approximately 12h, flying west at a heading of 276°.

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

Time zone information: When it's 04:11 in Kolkata, it's 23:41 in Ilorin. The 4.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,110 feet between the two airports. Ilorin International Airport sits higher than Netaji Subhash Chandra Bose International Airport.

The return flight from Ilorin (ILR) to Kolkata (CCU) follows a heading of 68° (east northeast). 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 Ilorin International Airport (ILR) detail pages, or use our flight duration calculator to compare other routes.