The flight distance from Sao Tome International Airport (TMS) in Sao Tome, São Tomé and Príncipe to Ottawa / Macdonald-Cartier International Airport (YOW) in Ottawa, Canada is 9,382 kilometers (5,830 miles / 5,066 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 316°.

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

Time zone information: When it's 15:13 in Sao Tome, it's 10:13 in Ottawa. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Ottawa (YOW) to Sao Tome (TMS) follows a heading of 95° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Sao Tome International Airport (TMS) and Ottawa / Macdonald-Cartier International Airport (YOW) detail pages, or use our flight duration calculator to compare other routes.