The flight distance from Afonso Pena Airport (CWB) in Curitiba, Brazil to Thakhek Airport (THK) in Thakhek, Laos is 17,181 kilometers (10,676 miles / 9,277 nautical miles). The estimated flight time for this route is approximately 21h, flying east southeast at a heading of 103°.

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 Brazil with Laos. 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 10:43 in Curitiba, it's 20:43 in Thakhek. With a 10-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 2,539 feet between the two airports. Thakhek Airport sits lower than Afonso Pena Airport.

The return flight from Thakhek (THK) to Curitiba (CWB) follows a heading of 247° (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 Afonso Pena Airport (CWB) and Thakhek Airport (THK) detail pages, or use our flight duration calculator to compare other routes.