The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Naha Airport (OKA) in Naha, Japan is 3,974 kilometers (2,469 miles / 2,146 nautical miles). The estimated flight time for this route is approximately 6h, flying east northeast at a heading of 76°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is an international route connecting India with Japan. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 17:17 in Kolkata, it's 20:47 in Naha. The 3.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Naha (OKA) to Kolkata (CCU) follows a heading of 273° (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 Netaji Subhash Chandra Bose International Airport (CCU) and Naha Airport (OKA) detail pages, or use our flight duration calculator to compare other routes.