Cheap flights from Athens International to London Heathrow

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      Compare Athens International to London Heathrow flight deals

      Find the cheapest month or even day of the year to fly to London Heathrow

      Book the best London Heathrow fare with no extra fees

      Flight deals from Athens International to London Heathrow

      Looking for a cheap last-minute deal or the best return flight from Athens International to London Heathrow? Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Athens International to London Heathrow

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Athens International to London Heathrow flights are currently cheapest in April.

      Direct flights from Athens International to London Heathrow

      Athens International to London Heathrow: Alternative routes

      Compare routes from Athens International to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

      Athens to London: Flight information

      The things to know before you go.
      Cheapest flight foundP7,070
      Cheapest month to flyDecember
      Average flight time4 hrs, 3 mins
      Most popular airlineAmerican Airlines
      Average flights per week152

      Finding cheap flights from Athens International to London Heathrow: Frequently asked questions

      The best price we found for a return flight from Athens International to London Heathrow is P7,070. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      4 hours and 3 minutes is the average flight time from Athens International to London Heathrow.
      American Airlines, British Airways and Aegean Airlines fly direct from Athens International to London Heathrow.
      As of April 2025, there are 152 flights per week flying from Athens International to London Heathrow.
      The cheapest month to fly from Athens International to London Heathrow is usually April 2025.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Athens International Airport to London Heathrow Airport on Thursday, 18 December 2025.
      Yes – the average flight time is 4 hours and 3 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
      Currently, Aegean Airlines offers the cheapest flight tickets to London Heathrow.

      Flying from Eleftherios Venizelos International Airport (ATH) to London Heathrow Airport (LHR): what you need to know

      • The average duration of a direct flight from Eleftherios Venizelos International Airport to London Heathrow Airport is 3 hours 57 minutes. London's timezone is UTC+0, which makes London 2 hours behind Athens.

      • Choose from 66 weekly flights from Eleftherios Venizelos International Airport to London Heathrow Airport. The 06:10 departure with British Airways is the earliest flight out between ATH and LHR. Aegean Airlines operates the last service of the day at 22:15.

      • Flying during a peak time such as August? School holidays and other popular periods can result in longer queues and delays at check-in and security. Play it safe and get there up to four hours before international flights and two hours before a domestic departure.

      • British Airways runs direct flights from Eleftherios Venizelos International Airport to London Heathrow Airport. Book with this popular airline, and get ready to tick off the sights in London — and maybe even more of United Kingdom if your schedule allows.

      • We make it easy to get a flight with a stopover. To look at the options for flights from Eleftherios Venizelos International Airport to London Heathrow Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to tour your chosen city. Some popular stopovers between ATH and LHR are:

        • Ioannis Kapodistrias Airport

        • Guglielmo Marconi Airport

        • Zurich Airport

      • To see if you need a visa to enter United Kingdom, check with your carrier and the local consulate or embassy. They'll have the most up-to-date information, including additional travel documents you may need after booking your cheap ticket from ATH to LHR.

      How to find the cheapest flights from Eleftherios Venizelos International Airport (ATH) to London Heathrow Airport (LHR)

      • The best price we've found for a one-way ticket from Eleftherios Venizelos International Airport to London Heathrow Airport is P3,066. The cheapest price for a return flight is P7,070. Remember that fares could change due to demand when booking.

      • Book 4 months before flying. After looking at the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from ATH to LHR.

      • December is the cheapest month for tickets from Eleftherios Venizelos International Airport to London Heathrow Airport. If you're looking to fly at a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

      • Set up a Price Alert for cheap tickets from ATH to LHR. You don't need to search every day to see if fares have dropped. We'll let you know when there's a change in price.

      • Take advantage of filters to find the perfect trip for you. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Eleftherios Venizelos International Airport to London Heathrow Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and journey duration.

      Handy information about Eleftherios Venizelos International Airport (ATH)

      • Located around 40 kilometres from the centre of Athens, Eleftherios Venizelos International Airport can be reached in approximately 37 minutes by car (depending on traffic). The ride by public transport is roughly 59 minutes.

      • Want a leisurely start to your holiday? Stay near ATH. Whether you've booked an early flight from Eleftherios Venizelos International Airport to London Heathrow Airport or just don't want to be rushed, these hotels are the answer:

      Arriving at London Heathrow Airport (LHR)

      Getting from London Heathrow Airport (LHR) to central London

      • London Heathrow Airport to central London is around 57 minutes by car. It's approximately 31 kilometres away. Discover what options are available, such as cabs, car rentals or ride-sharing services.

      • Getting to the centre by public transport takes about 1 hour and 1 minute.

      When to fly to London Heathrow Airport (LHR)

      • The quietest month for a flight from Eleftherios Venizelos International Airport to London Heathrow Airport is February, while July is the busiest. Pick the ideal time to go to London based on whether you prefer a laid-back vibe or a more bustling atmosphere.

      • The warmest month in London is July, with the temperature ranging between 11 ºC and 26 ºC. Book your flights from Eleftherios Venizelos International Airport to London Heathrow Airport in this month if this is the type of weather you like.

      • Search for cheap tickets from ATH to LHR in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 0 ºC and 9 ºC on average.

      More about London

      Complete your London trip with hotels and a car rental

      • We don't just compare flights. Once you've secured your cheap ticket to London Heathrow Airport, browse our car rental deals that'll give you the freedom and flexibility to see the sights at your own pace. Then, have a look at our exclusive rates for hotels to find the ideal London stay.

      Prices shown on this page are estimated lowest prices only. Found in the last 45 days.