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Airport Comparison
Kolkata (CCU) to Unalaska (DUT) Flight Distance
The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Unalaska Airport (DUT) in Unalaska, United States is 8,916 kilometers (5,540 miles / 4,814 nautical miles). The estimated flight time for this route is approximately 11h, flying northeast at a heading of 35°.
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 United States. It is an intercontinental flight between Asia and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.
Time zone information: When it's 00:06 in Kolkata, it's 10:36 in Unalaska. With a 13.5-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.
The return flight from Unalaska (DUT) to Kolkata (CCU) follows a heading of 295° (west 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 Unalaska Airport (DUT) detail pages, or use our flight duration calculator to compare other routes.
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