Orlando (MCO) to London (LON): 4,328 miles (6,966 km) great-circle, about 9h 10m nonstop by our estimate. Cheapest fare observed: $769 round-trip on Porter Airlines, with 3 stops, departing May 29, 2026.
$769 round-trip, Porter Airlines PD590, departing 2026-05-29 at 11:20, returning 2026-06-15. The recorded itinerary left on a Friday, returning on a Monday 17 nights later; the fare was observed 34 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $769, it ranked 27th of the 30 round-trip fares we recorded from MCO (median $208). That is 17.8 cents per great-circle mile (round-trip price over one-way distance), close to the MCO median of 18.6 cents across 30 round-trip routes.
Routes from MCO of similar length: Sao Paulo (4,268 mi) at $627 and Moscow (5,589 mi) at $1661.
MCO to LON is the only one of 30 MCO routes where Porter Airlines priced cheapest. It is the 4th longest of the 30 routes we track from MCO.
Of 49 departure airports with a fare to London, Orlando (MCO) ranked 28th at $769. Lowest: $46 from Dublin (DUB); highest: $1356 from Sydney (SYD); 14 nonstop. Cheapest-fare airlines (routes): Ryanair (7), easyJet (4), Etihad (4), Frontier (4), Air Canada (3) and WestJet (3), plus 19 more.
That depends on your passport and trip, so check the official source for United Kingdom: GOV.UK: check if you need a UK visa. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, Europe/London; flight time is our estimate.