The flight distance from Cabo Frio Airport (CFB) in Cabo Frio, Brazil to Noi Bai International Airport (HAN) in Hanoi, Vietnam is 16,706 kilometers (10,381 miles / 9,021 nautical miles). The estimated flight time for this route is approximately 21h, flying east at a heading of 87°.

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 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 00:42 in Cabo Frio, it's 10:42 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 Cabo Frio (CFB) follows a heading of 261° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Cabo Frio Airport (CFB) and Noi Bai International Airport (HAN) detail pages, or use our flight duration calculator to compare other routes.