The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Buol Airport (UOL) in Buol-Celebes Island, Indonesia is 4,289 kilometers (2,665 miles / 2,316 nautical miles). The estimated flight time for this route is approximately 6h, flying east southeast at a heading of 119°.

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

Time zone information: When it's 01:06 in Kolkata, it's 03:36 in Buol-Celebes Island.

The return flight from Buol-Celebes Island (UOL) to Kolkata (CCU) follows a heading of 306° (northwest). 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 Buol Airport (UOL) detail pages, or use our flight duration calculator to compare other routes.