The flight distance from Afonso Pena Airport (CWB) in Curitiba, Brazil to Udon Thani Airport (UTH) in Udon Thani, Thailand is 16,984 kilometers (10,553 miles / 9,170 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 Brazil with Thailand. 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 10:20 in Curitiba, it's 20:20 in Udon Thani. 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 2,409 feet between the two airports. Udon Thani Airport sits lower than Afonso Pena Airport.

The return flight from Udon Thani (UTH) to Curitiba (CWB) follows a heading of 248° (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 Udon Thani Airport (UTH) detail pages, or use our flight duration calculator to compare other routes.