The left side wins on both ends: Montreal's river and skyline at departure, then the Thames Valley patchwork on arrival into Heathrow. The right side spends most of the flight over featureless open ocean with no comparable terrain interest.
Flight Path
The route crosses Newfoundland's coastline before a long transatlantic segment over open ocean, with no land visible for several hours until the coast of Ireland or southwest England comes into view.
Great circle distance and headings ›Phase by phase

Takeoff from YUL
LEFTDeparting YUL eastbound, the left side gets views of the St. Lawrence River and Montreal's skyline including Mont Royal as the aircraft climbs out over the south shore. The river's islands and bridges are clearly visible before the plane turns toward the Atlantic.

Landing at LHR
LEFTOn approach to LHR from the west, the left side offers views over the Thames Valley and the outer suburbs of London, with the river's distinctive bends visible before touchdown. Reservoirs near Staines and the green belt patchwork add visual interest lacking on the opposite side.
Landmarks on this routeAll landmarks →
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About This Route
Which side of the plane should I sit on flying from Montreal International Dorval (YUL) to Heathrow (LHR)?
Sit on the Left side of the plane for the best views on flights from Montreal to London. The left side wins on both ends: Montreal's river and skyline at departure, then the Thames Valley patchwork on arrival into Heathrow. The right side spends most of the flight over featureless open ocean with no comparable terrain interest.
What can I see during takeoff from Montreal International Dorval in Montreal?
During takeoff from Montreal International Dorval (YUL), sit on the Left side for the best views. Departing YUL eastbound, the left side gets views of the St. Lawrence River and Montreal's skyline including Mont Royal as the aircraft climbs out over the south shore. The river's islands and bridges are clearly visible before the plane turns toward the Atlantic. Notable sights include: St. Lawrence River, Montreal skyline, Mont Royal, Jacques Cartier Bridge.
What can I see when landing at Heathrow in London?
When landing at Heathrow (LHR), sit on the Left side for the best views. On approach to LHR from the west, the left side offers views over the Thames Valley and the outer suburbs of London, with the river's distinctive bends visible before touchdown. Reservoirs near Staines and the green belt patchwork add visual interest lacking on the opposite side. Notable sights include: River Thames bends, Staines reservoirs, London suburban sprawl, M25 motorway corridor.
How long is the flight from Montreal to London?
The flight from Montreal International Dorval (YUL) to Heathrow (LHR) takes 6h 35m.
What does the Montreal to London flight path pass over?
The route crosses Newfoundland's coastline before a long transatlantic segment over open ocean, with no land visible for several hours until the coast of Ireland or southwest England comes into view.