The flight distance from Comandante Espora Airport (BHI) in Bahia Blanca, Argentina to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 16,776 kilometers (10,424 miles / 9,059 nautical miles). The estimated flight time for this route is approximately 21h, flying east southeast at a heading of 102°.

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

Time zone information: When it's 02:23 in Bahia Blanca, it's 11:08 in Kathmandu. With a 8.75-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 4,144 feet between the two airports. Tribhuvan International Airport sits higher than Comandante Espora Airport.

The return flight from Kathmandu (KTM) to Bahia Blanca (BHI) follows a heading of 239° (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 Comandante Espora Airport (BHI) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.