The flight distance from Silvio Pettirossi International Airport (ASU) in Asuncion, Paraguay to Noi Bai International Airport (HAN) in Hanoi, Vietnam is 18,256 kilometers (11,343 miles / 9,857 nautical miles). The estimated flight time for this route is approximately 22h, flying east southeast at a heading of 101°.

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 Paraguay with Vietnam. 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 21:37 in Asuncion, it's 07:37 in Hanoi. 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.

The return flight from Hanoi (HAN) to Asuncion (ASU) follows a heading of 252° (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 Silvio Pettirossi International Airport (ASU) and Noi Bai International Airport (HAN) detail pages, or use our flight duration calculator to compare other routes.