Sit on the Right side of the plane for the best views on flights from London to Dallas-fort Worth. The right side wins overall. The London departure view over the Thames and city is genuinely spectacular and hard to beat. Mid-flight over the North Atlantic and Canada offers limited differentiation by side, but the right side also picks up southern Greenland's ice sheet edge and Labrador coastline during the transatlantic crossing. The Fort Worth arrival view on the left is good but the flat Texas terrain is less dramatic than the London departure.

During takeoff from Heathrow (LHR), sit on the Right side for the best views. Heathrow departures heading west on runway 27L/27R give the right side a clear view over central London as the aircraft banks northwest. You'll see the Thames snaking through the city, the dense urban grid of west London, and on clear days the Wembley arch is identifiable. The left side faces suburban sprawl toward Slough. Notable sights include: River Thames through central London, Wembley Stadium arch, Windsor Castle and Windsor Great Park, Staines Reservoirs.

When landing at Dallas Fort Worth International (DFW), sit on the Left side for the best views. DFW arrivals typically come in from the north or northeast on runways 17/18, meaning the left side faces west and southwest over Fort Worth and the broader DFW metroplex. You get a wide view of the flat Texas urban grid, the Trinity River corridor, and the downtown Fort Worth skyline as you descend. The right side looks east over suburban sprawl with fewer distinguishing features. Notable sights include: Downtown Fort Worth skyline, Trinity River, Lake Worth to the northwest, DFW airport layout visible on final approach.

The flight from Heathrow (LHR) to Dallas Fort Worth International (DFW) takes Approximately 9 to 10 hours westbound.

The route tracks northwest over Ireland, then across the North Atlantic passing south of Iceland and over southern Greenland where the ice sheet edge and fjords are visible on clear days. The aircraft crosses Labrador and Quebec in Canada, where boreal forest, frozen lakes, and the Canadian Shield rock terrain are visible below. Over the US the route descends through the Great Lakes region or central US depending on winds, crossing the flat agricultural plains of the midwest before reaching Texas.