London (LHR) to New York (NYC): 3,442 miles (5,540 km) great-circle, about 7h 25m nonstop by our estimate. Cheapest fare observed: $578 round-trip on Austrian, with 1 stop, departing May 8, 2026.
$578 round-trip, Austrian OS340, departing 2026-05-08 at 06:00, returning 2026-05-15. The recorded itinerary left on a Friday, returning on a Friday 7 nights later; the fare was observed 13 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $578, it ranked 15th of the 30 round-trip fares we recorded from LHR (median $624). That is 16.8 cents per great-circle mile (round-trip price over one-way distance), below the LHR median of 22.9 cents across 30 round-trip routes.
Routes from LHR of similar length: Bishkek (3,405 mi) at $672 and Almaty (3,494 mi) at $687.
LHR to NYC is the only one of 30 LHR routes where Austrian priced cheapest. It is the 6th longest of the 30 routes we track from LHR.
Of 50 departure airports with a fare to New York, London (LHR) ranked 35th at $578. 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.