Sit on the Left side of the plane for the best views on flights from Toronto to London. Left side wins both the departure over Toronto and the arrival over central London, making it the clear choice for the full journey. The mid-Atlantic and southern Greenland crossing on the left also offers occasional views of Greenland's ice sheet edge if flying a northern great circle route.

During takeoff from Buttonville Muni (YKZ), sit on the Left side for the best views. Buttonville's primary runway 33 departure heads northwest, placing Toronto's downtown skyline and Lake Ontario to the left (west/southwest). You'll see the CN Tower, the downtown core, and the broad expanse of Lake Ontario stretching south. Right side gets suburban sprawl toward Markham. Notable sights include: CN Tower and downtown Toronto skyline, Lake Ontario shoreline, Toronto Islands, Highway 404/DVP corridor.

When landing at Heathrow (LHR), sit on the Left side for the best views. Heathrow's westerly landings on runway 27L/27R approach from the east over central London. The left side gives a direct view over the City of London, the Thames, and landmarks like the Shard and Canary Wharf as you descend. Right side sees Windsor and suburban west London but misses the central city. Notable sights include: River Thames and its distinctive bends, Canary Wharf cluster, The Shard, Windsor Castle.

The flight from Buttonville Muni (YKZ) to Heathrow (LHR) takes Approximately 7.5 to 8.5 hours (this route would typically operate via a connecting hub as YKZ is a general aviation airport; a charter or private flight would take roughly 7.5 hours).

Great circle route passes over eastern Quebec and Labrador, the Labrador Sea, the southern tip of Greenland with its ice sheet and fjords visible on the left side, then Iceland may appear on the northern horizon, followed by the North Atlantic, the Scottish Highlands, and northern England before descending into London