The right side offers the more dramatic and varied journey: Welsh coastal terrain on departure, a chance at Greenland's ice cap and Canadian Arctic coastline during cruise, and a Rocky Mountain approach into Denver, compared to the left side's largely featureless ocean and plains views.
Flight Path
The great-circle route carries the flight over southern Ireland, across the North Atlantic past southern Greenland's ice cap and fjords, over the Labrador Sea and Hudson Bay region, then south across the Canadian prairies of Saskatchewan and Manitoba before crossing into Montana and the high plains approaching Colorado.
Great circle distance and headings ›Phase by phase

Takeoff from LHR
RIGHTAs the aircraft climbs west off runway 27 and banks slightly north-northwest toward its oceanic entry point, the right side looks out over the Chiltern Hills and the Cotswold edge toward the Severn Valley, while the left side mostly shows featureless Berkshire and Hampshire suburbs receding behind.

Landing at DEN
RIGHTDenver's arrivals typically land southbound on the 17-series runways when southwesterly winds prevail, putting the Rocky Mountain Front Range and Denver's skyline on the right side of the aircraft during final descent, while the left side only faces the flat eastern plains.
Landmarks on this routeAll landmarks →
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About This Route
Which side of the plane should I sit on flying from Heathrow (LHR) to Denver International (DEN)?
Sit on the Right side of the plane for the best views on flights from London to Denver. The right side offers the more dramatic and varied journey: Welsh coastal terrain on departure, a chance at Greenland's ice cap and Canadian Arctic coastline during cruise, and a Rocky Mountain approach into Denver, compared to the left side's largely featureless ocean and plains views.
What can I see during takeoff from Heathrow in London?
During takeoff from Heathrow (LHR), sit on the Right side for the best views. As the aircraft climbs west off runway 27 and banks slightly north-northwest toward its oceanic entry point, the right side looks out over the Chiltern Hills and the Cotswold edge toward the Severn Valley, while the left side mostly shows featureless Berkshire and Hampshire suburbs receding behind. Notable sights include: Chiltern Hills escarpment, Oxford spires in the distance, Severn Valley, South Wales coastline near the Gower Peninsula.
What can I see when landing at Denver International in Denver?
When landing at Denver International (DEN), sit on the Right side for the best views. Denver's arrivals typically land southbound on the 17-series runways when southwesterly winds prevail, putting the Rocky Mountain Front Range and Denver's skyline on the right side of the aircraft during final descent, while the left side only faces the flat eastern plains. Notable sights include: Rocky Mountain Front Range, Longs Peak, Denver downtown skyline, South Platte River valley.
How long is the flight from London to Denver?
The flight from Heathrow (LHR) to Denver International (DEN) takes 9h 50m.
What does the London to Denver flight path pass over?
The great-circle route carries the flight over southern Ireland, across the North Atlantic past southern Greenland's ice cap and fjords, over the Labrador Sea and Hudson Bay region, then south across the Canadian prairies of Saskatchewan and Manitoba before crossing into Montana and the high plains approaching Colorado.