London (LGW) to New York (NYC): 3,461 miles (5,569 km) great-circle, about 7h 25m nonstop by our estimate. Cheapest fare observed: $707 round-trip on Swiss, with 1 stop, departing May 15, 2026.
$707 round-trip, Swiss LX431, departing 2026-05-15 at 09:25, returning 2026-05-20. The recorded itinerary left on a Friday, returning on a Wednesday 5 nights later; the fare was observed 20 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $707, it ranked 25th of the 30 round-trip fares we recorded from LGW (median $463). That is 20.4 cents per great-circle mile (round-trip price over one-way distance), above the LGW median of 18.3 cents across 30 round-trip routes.
Routes from LGW of similar length: Almaty (3,492 mi) at $567 and Bishkek (3,402 mi) at $587.
LGW to NYC is the only one of 30 LGW routes where Swiss priced cheapest. It is the 6th longest of the 30 routes we track from LGW.
Of 50 departure airports with a fare to New York, London (LGW) ranked 37th at $707. Lowest: $95 from Miami (MIA); highest: $1609 from Auckland (AKL); 18 nonstop. Cheapest-fare airlines (routes): Spirit (8), Frontier (7), Alaska Airlines (3), JetBlue (3), Southwest (3) and Air Canada (2), plus 20 more.
That depends on your passport and trip, so check the official source for United States: U.S. Customs and Border Protection: international visitors. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Europe/London, America/New_York; flight time is our estimate.