The flight distance from Oudomsay Airport (ODY) in Oudomsay, Laos to Ottawa / Macdonald-Cartier International Airport (YOW) in Ottawa, Canada is 12,672 kilometers (7,874 miles / 6,843 nautical miles). The estimated flight time for this route is approximately 16h, flying north at a heading of 358°.

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

Time zone information: When it's 03:12 in Oudomsay, it's 15:12 in Ottawa. With a 12-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 1,430 feet between the two airports. Ottawa / Macdonald-Cartier International Airport sits lower than Oudomsay Airport.

The return flight from Ottawa (YOW) to Oudomsay (ODY) follows a heading of 2° (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 Oudomsay Airport (ODY) and Ottawa / Macdonald-Cartier International Airport (YOW) detail pages, or use our flight duration calculator to compare other routes.