The flight distance from Netaji Subhash Chandra Bose International Airport (CCU) in Kolkata, India to Vicecomodoro Angel D. La Paz Aragones Airport (SDE) in Santiago del Estero, Argentina is 17,222 kilometers (10,701 miles / 9,299 nautical miles). The estimated flight time for this route is approximately 21h, flying west southwest at a heading of 253°.

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 India with Argentina. It is an intercontinental flight between Asia and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 04:31 in Kolkata, it's 20:01 in Santiago del Estero. With a 8.5-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 Santiago del Estero (SDE) to Kolkata (CCU) follows a heading of 96° (east). 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 Vicecomodoro Angel D. La Paz Aragones Airport (SDE) detail pages, or use our flight duration calculator to compare other routes.