Cheap flights from Athens to London from $119

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Athens, with most prices found around $215. If you’re not able to fly to London Heathrow Airport in February, then March is your next best option. Flight prices from Athens to London Heathrow Airport during March average around $232.

Our data shows that Friday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $484. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $753.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Athens to London Heathrow Airport in the evening for as low as $358. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $827.

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

You are more likely to see cheaper flights to London Heathrow Airport from Athens when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $304 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Athens for as low as $193 on momondo.

There are 4 cabin classes available to choose from on Athens to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 13% of flights between Athens and London have experienced a delay on any given week. The average delay length over the past 12 months has been 98 minutes.

Generally, flights departing in the morning 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 13% of their flights experiencing any sort of delay.

The number of flights available between Athens and London Heathrow Airport is 8 per day as of September 2026. The most frequent departure time is 1:00PM, with 53% of daily flights leaving in the afternoon.

As of September 2026, 60 flights take off from Athens and land in London Heathrow Airport each week. The most common flight departure day for this route is Fri, with 33% of weekly flights taking off on this day.