Sit on the Left side of the plane for the best views on flights from Rome to London. Left side wins at both ends of the flight. During the cruise over the Alps and France the left side also faces generally south, giving better views of the Alps as the route passes over or near the Mont Blanc massif and the French Alps before crossing Burgundy and the English Channel near Calais.

During takeoff from Ciampino (CIA), sit on the Left side for the best views. Ciampino's primary departure runway 15 sends aircraft southeast before turning northwest toward London. A left-side seat captures the Alban Hills volcanic complex and the sprawl of Rome's historic center including the Tiber river bend as you bank north. The Castelli Romani towns are clearly visible on the hillsides to the left during the initial climb. Notable sights include: Alban Hills (Colli Albani volcanic complex), Rome city center with Tiber river bend, Castelli Romani hill towns, Appian Way corridor stretching southeast.

When landing at Heathrow (LHR), sit on the Left side for the best views. Heathrow predominantly uses easterly approaches on runways 27L/27R, meaning aircraft arrive from the west tracking east. A left-side seat on approach from the west gives views over Windsor Castle and Windsor Great Park, then the Thames as it curves through west London. The right side faces north toward Slough and less distinctive suburban terrain. Notable sights include: Windsor Castle and Windsor Great Park, Thames river valley, Wembley Stadium arch visible to the north-left, west London suburbs of Hounslow and Chiswick.

The flight from Ciampino (CIA) to Heathrow (LHR) takes Approximately 2 hours 45 minutes to 3 hours.

The route tracks northwest from Rome, crossing the Apennines, then the Po Valley near Turin, over the French Alps including the Mont Blanc massif area, across central-eastern France over Burgundy and the Loire Valley, then the English Channel near the Pas-de-Calais before descending over southeast England toward London.