The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Incheon International Airport (ICN) in Seoul, South Korea is 3,976 kilometers (2,471 miles / 2,147 nautical miles). The estimated flight time for this route is approximately 6h, flying east northeast at a heading of 57°.

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 South Korea. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 13:51 in Kolkata, it's 17:21 in Seoul. The 3.5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Seoul (ICN) to Kolkata (CCU) follows a heading of 256° (west southwest). 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 Incheon International Airport (ICN) detail pages, or use our flight duration calculator to compare other routes.