Cheap flights from London Heathrow Airport to Athens from $71

The cheapest month to fly to Athens from London Heathrow Airport is in January. Flight prices, which tend to average around $187, are often lower during this time because this is during the off-season. If you are unable to visit Athens during the month of January, then departing from London Heathrow Airport during the month November is also very affordable. Most momondo users find prices during this month for around $211.

The cheapest day to depart on your flight to Athens is on a Tuesday when prices can be found for as low as $256. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $290. These prices are subject to change though, so be sure to set up a Price Alert for flights to Athens.

The cheapest time of day to fly to Athens is at noon when flights can be purchased for as low as $235. Flights to Athens are more costly in the evening, with an average ticket price of $310. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from London Heathrow to Athens Eleftherios V. for the best London Heathrow - Athens Eleftherios V. flight prices

You are more likely to see cheaper flights to Athens from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Athens for around $294 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Athens from London Heathrow Airport for as low as $280 on momondo.

There are 3 cabin classes available to choose from on London Heathrow to Athens Eleftherios V. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Aegean Airlines is the most popular carrier operating from London Heathrow to Athens Eleftherios V.

British Airways, Aegean Airlines and Lufthansa are the top three most popular airlines that fly to Athens from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Athens. Keep in mind that there are 3 different airlines that fly to Athens on a routine basis, so you have a few additional options to choose from.

Historically, on average around 20% of flights between London and Athens have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Aegean Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

9 flights are operational daily from London Heathrow Airport to Athens as of February 2026. The most popular departure time for this route is 4:00PM, with 55% of flights per day taking off in the afternoon.

As of February 2026, there are 69 flights per week flying from London Heathrow Airport to Athens. The most common day of the week flights depart is Fri, with 25% of flights taking off on this day.