Cheap flights from London to Portland from £276

Travelers frequently search for route combinations, such as London and Istanbul, Barcelona, Tirana, Jeddah, Athens, Paris, Lisbon, Bucharest, Rome, Prague, Málaga, Milan, Budapest, Amsterdam, Tel Aviv, Antalya, Larnaca, Madrid, Marrakesh, Faro.

Travelers frequently search for route combinations, such as Portland and Orlando, Raleigh, Tampa, Seattle, Buenos Aires, New Orleans, Detroit, Norfolk, Pittsburgh, Indianapolis, Sacramento, Cuenca, Okinawa Island, Washington, D.C., Berlin, Nashville, San José, San Francisco, Miami, Faro.

London is mainly served by Heathrow. But there are other airports nearby, including Gatwick, London Stansted, Luton, London City, London Southend, RAF Northolt.

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

The main airport in Portland is Portland International Jetport. It is also served by Logan International, Rhode Island T. F. Green Int'l Airport, Portland International Jetport, Manchester–Boston Regional, Bangor International, Portsmouth International Airport at Pease, Lebanon Municipal, Worcester Regional, Hancock County-Bar Harbor, Barnstable Municipal.

Currently, you can fly between London and Portland with JetBlue Airways, Turkish Airlines, Norse Atlantic Airways, Ryanair, easyJet.

If you don’t have specific dates for your trip between London and Portland, 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 London and Portland, 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 London. The main one is Heathrow and other nearby airports include Birmingham, Bristol, East Midlands, Bournemouth, Cardiff, Southampton, Exeter, Norwich, Humberside