The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Cassilandia Airport (CSS) in Cassilandia, Brazil is 15,868 kilometers (9,860 miles / 8,568 nautical miles). The estimated flight time for this route is approximately 20h, flying west at a heading of 268°.

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

Time zone information: When it's 14:34 in Kolkata, it's 05:04 in Cassilandia. With a 9.5-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 1,552 feet between the two airports. Cassilandia Airport sits higher than Netaji Subhash Chandra Bose International Airport.

The return flight from Cassilandia (CSS) to Kolkata (CCU) follows a heading of 77° (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 Cassilandia Airport (CSS) detail pages, or use our flight duration calculator to compare other routes.