Left side wins both ends of the flight. During the route itself, a left-side seat also faces generally north and northwest, giving better views of the Canadian Rockies foothills and the boreal lake country of Ontario as the flight tracks northeast across Canada.
Flown SEA to YUL? Did we get it right?
Flight Path
Seattle to Montreal is 2,278 miles (3,666 km), a flight of about 4 hours 45 minutes.
The flight tracks northeast across British Columbia and Alberta, passing north of the Canadian Rockies with views of the Rocky Mountain foothills and the vast boreal forest of Saskatchewan and Manitoba. Over Ontario, the Canadian Shield dominates with thousands of lakes visible in the Precambrian rock terrain. The Ottawa River valley becomes visible on descent toward Montreal.
Great circle distance and headings ›Phase by phase

Takeoff from SEA
LEFTSeaTac's primary departure runways (16L/16R) head southbound, then aircraft typically turn northeast toward Canada. A left-side seat captures Elliott Bay, downtown Seattle, and the Olympic Peninsula across Puget Sound during the initial climb and turn. The right side faces east toward the Cascades but the urban waterfront panorama on the left is more dramatic at low altitude.

Landing at YUL
LEFTMontreal's primary landing approach on runway 24L/24R brings aircraft in from the east over the St. Lawrence River. A left-side seat on approach gives a clear view of the St. Lawrence, the island of Montreal, and the city grid including Mount Royal. The right side faces south toward the flat farmland of the South Shore.
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About This Route
Which side of the plane should I sit on flying from Seattle Tacoma International (SEA) to Montreal International Dorval (YUL)?
Sit on the Left side of the plane for the best views on flights from Seattle to Montreal. Left side wins both ends of the flight. During the route itself, a left-side seat also faces generally north and northwest, giving better views of the Canadian Rockies foothills and the boreal lake country of Ontario as the flight tracks northeast across Canada.
What can I see during takeoff from Seattle Tacoma International in Seattle?
During takeoff from Seattle Tacoma International (SEA), sit on the Left side for the best views. SeaTac's primary departure runways (16L/16R) head southbound, then aircraft typically turn northeast toward Canada. A left-side seat captures Elliott Bay, downtown Seattle, and the Olympic Peninsula across Puget Sound during the initial climb and turn. The right side faces east toward the Cascades but the urban waterfront panorama on the left is more dramatic at low altitude. Notable sights include: Elliott Bay and downtown Seattle skyline, Puget Sound, Olympic Mountains across the water, Lake Washington.
What can I see when landing at Montreal International Dorval in Montreal?
When landing at Montreal International Dorval (YUL), sit on the Left side for the best views. Montreal's primary landing approach on runway 24L/24R brings aircraft in from the east over the St. Lawrence River. A left-side seat on approach gives a clear view of the St. Lawrence, the island of Montreal, and the city grid including Mount Royal. The right side faces south toward the flat farmland of the South Shore. Notable sights include: St. Lawrence River, Island of Montreal, Mount Royal, Old Montreal waterfront.
How long is the flight from Seattle to Montreal?
The flight from Seattle Tacoma International (SEA) to Montreal International Dorval (YUL) takes about 4 hours 45 minutes. The shortest flight path between them is 2,278 miles (3,666 km); winds and air traffic control usually add a few percent.
What does the Seattle to Montreal flight path pass over?
The flight tracks northeast across British Columbia and Alberta, passing north of the Canadian Rockies with views of the Rocky Mountain foothills and the vast boreal forest of Saskatchewan and Manitoba. Over Ontario, the Canadian Shield dominates with thousands of lakes visible in the Precambrian rock terrain. The Ottawa River valley becomes visible on descent toward Montreal.