The flight distance from Juan Santamaria International Airport (SJO) in San Jose, Costa Rica to Dong Hoi Airport (VDH) in Dong Hoi, Vietnam is 16,734 kilometers (10,398 miles / 9,036 nautical miles). The estimated flight time for this route is approximately 21h, flying north northwest at a heading of 339°.

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 Costa Rica with Vietnam. 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 16:30 in San Jose, it's 05:30 in Dong Hoi. With a 13-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 2,962 feet between the two airports. Dong Hoi Airport sits lower than Juan Santamaria International Airport.

The return flight from Dong Hoi (VDH) to San Jose (SJO) follows a heading of 22° (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 Juan Santamaria International Airport (SJO) and Dong Hoi Airport (VDH) detail pages, or use our flight duration calculator to compare other routes.