The flight distance from Ted Stevens Anchorage International Airport (ANC) in Anchorage, United States to Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India is 9,340 kilometers (5,804 miles / 5,043 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 308°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting United States with India. It is an intercontinental flight between North America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 06:29 in Anchorage, it's 20:59 in Kolkata. With a 14.5-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 Kolkata (CCU) to Anchorage (ANC) follows a heading of 24° (north northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Ted Stevens Anchorage International Airport (ANC) and Netaji Subhash Chandra Bose International Airport (CCU) detail pages, or use our flight duration calculator to compare other routes.