The flight distance from Tan Son Nhat International Airport (SGN) in Ho Chi Minh City, Vietnam to Sion Airport (SIR) in Sion, Switzerland is 9,845 kilometers (6,118 miles / 5,316 nautical miles). The estimated flight time for this route is approximately 13h, flying northwest at a heading of 317°.

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 Vietnam with Switzerland. It is an intercontinental flight between Asia and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 09:24 in Ho Chi Minh City, it's 04:24 in Sion. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,552 feet between the two airports. Sion Airport sits higher than Tan Son Nhat International Airport.

The return flight from Sion (SIR) to Ho Chi Minh City (SGN) follows a heading of 76° (east 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 Tan Son Nhat International Airport (SGN) and Sion Airport (SIR) detail pages, or use our flight duration calculator to compare other routes.