The flight distance from Montréal / Pierre Elliott Trudeau International Airport (YUL) in Dorval, Canada to Sayaboury Airport (ZBY) in Sayaboury, Laos is 12,806 kilometers (7,957 miles / 6,915 nautical miles). The estimated flight time for this route is approximately 16h, flying north at a heading of 5°.

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 Canada with Laos. It is an intercontinental flight between North America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 19:38 in Dorval, it's 06:38 in Sayaboury. With a 11-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 1,129 feet between the two airports. Sayaboury Airport sits higher than Montréal / Pierre Elliott Trudeau International Airport.

The return flight from Sayaboury (ZBY) to Dorval (YUL) follows a heading of 356° (north). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Montréal / Pierre Elliott Trudeau International Airport (YUL) and Sayaboury Airport (ZBY) detail pages, or use our flight duration calculator to compare other routes.