The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Osaka International Airport (ITM) in Osaka, Japan is 4,731 kilometers (2,940 miles / 2,555 nautical miles). The estimated flight time for this route is approximately 7h, flying east northeast at a heading of 63°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

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 07:10 in Kolkata, it's 10:40 in Osaka. The 3.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Osaka (ITM) to Kolkata (CCU) follows a heading of 266° (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 Osaka International Airport (ITM) detail pages, or use our flight duration calculator to compare other routes.