Cheap flights from Allentown to London from £235

Travelers frequently search for route combinations, such as Allentown and Orlando, Tampa, Punta Gorda, Denver, Fort Lauderdale, Toronto, Nassau, Sarasota, Medellín, Auckland, Kingston, Marseille, Lima, Midland, Djerba, Nairobi, Cancún, Santorini, Ahmedabad, Vancouver.

Travelers frequently search for route combinations, such as London and Istanbul, Tel Aviv, Tirana, Bucharest, Barcelona, Chișinău, Athens, Paris, Madrid, Prague, Edinburgh, Rome, Málaga, Jeddah, Sofia, Bangkok, Larnaca, Bacău, Warsaw, Budapest.

The main airport in Allentown is Lehigh Valley International. It is also served by John F. Kennedy International, Newark Liberty International, Philadelphia International, LaGuardia, Baltimore–Washington International, Ronald Reagan Washington National, Tweed New Haven, Atlantic City International, Westchester County, Long Island MacArthur.

The main airport in London is Gatwick. It is also served by Birmingham, Bristol, East Midlands, Cardiff, Bournemouth, Exeter, Southampton, Norwich, Humberside.

Currently, you can fly between Allentown and London with Allegiant Air, Spirit Airlines, JetBlue Airways, Ryanair, easyJet.

If you don’t have specific dates for your trip between Allentown and London, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Allentown and London, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Allentown. The main one is Lehigh Valley International and other nearby airports include John F. Kennedy International, Newark Liberty International, Philadelphia International, LaGuardia, Baltimore–Washington International, Ronald Reagan Washington National, Tweed New Haven, Atlantic City International, Westchester County, Long Island MacArthur

There are a number of airports in and around London. The main one is Gatwick and other nearby airports include Birmingham, Bristol, East Midlands, Cardiff, Bournemouth, Exeter, Southampton, Norwich, Humberside.