Cheap flights from London Heathrow Airport to Athens from $137

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ATH
17 Apr — 24 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Athens Eleftherios V. are usually found in January or November, booked 74 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to Athens

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Athens
Explore the most affordable flight options available from Heathrow to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 March 2026.

Mon 16/322:15
LHR
-
ATH
Nonstop3h 35m
Aegean Airlines
Wed 25/316:00
ATH
-
LHR
Nonstop3h 55m
Aegean Airlines
Deal found 12/3$207
Sun 12/408:35
LHR
-
ATH
Nonstop3h 45m
British Airways
Tue 21/420:00
ATH
-
LHR
Nonstop3h 55m
British Airways
Deal found 15/3$237
Fri 10/414:00
LHR
-
ATH
Nonstop3h 55m
British Airways
Thu 23/415:15
ATH
-
LHR
Nonstop4h 05m
British Airways
Deal found 15/3$247
Fri 10/418:55
LHR
-
ATH
Nonstop3h 40m
British Airways
Fri 24/417:20
ATH
-
LHR
Nonstop4h 05m
British Airways
Deal found 13/3$250
Sat 18/406:05
LHR
-
ATH
Nonstop3h 45m
British Airways
Tue 21/420:00
ATH
-
LHR
Nonstop3h 55m
British Airways
Deal found 16/3$260
Sat 18/420:20
LHR
-
ATH
Nonstop3h 40m
British Airways
Thu 23/418:00
ATH
-
LHR
Nonstop3h 55m
British Airways
Deal found 17/3$261
Sat 18/420:20
LHR
-
ATH
Nonstop3h 40m
British Airways
Wed 22/420:00
ATH
-
LHR
Nonstop3h 55m
British Airways
Deal found 12/3$264
Tue 24/307:40
LHR
-
ATH
Nonstop3h 40m
British Airways
Tue 21/420:00
ATH
-
LHR
Nonstop3h 55m
British Airways
Deal found 15/3$269
Tue 7/420:30
LHR
-
ATH
Nonstop3h 40m
British Airways
Wed 29/420:00
ATH
-
LHR
Nonstop3h 55m
British Airways
Deal found 15/3$274
Thu 9/420:45
LHR
-
ATH
Nonstop3h 40m
British Airways
Thu 23/416:20
ATH
-
LHR
Nonstop4h 05m
British Airways
Deal found 13/3$275
Wed 8/420:30
LHR
-
ATH
Nonstop3h 40m
British Airways
Wed 29/420:00
ATH
-
LHR
Nonstop3h 55m
British Airways
Deal found 13/3$276

Find flight deals from Heathrow to Athens

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Athens (ATH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 March 2026.

Round-trip from

$237

One-way from

$137

Popular in

July

Cheapest in

January

Average price

$358

Good round-trip deal

$787 or less

Good one-way deal

$255 or less
British Airways
  • British Airways
  • 12/4-21/4
  • Nonstop
  • 7h 40m total
  • London to Athens
Aegean Airlines
  • Aegean Airlines
  • 26/4
  • Nonstop
  • 3h 35m total
  • London to Athens
Highest demand for flights based on searches. 16% potential increase in price ($113 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average return price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from London Heathrow to Athens Eleftherios V..
Price to beat on a one-way flight from London Heathrow to Athens Eleftherios V..

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Athens that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 18 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Athens that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Mon 4/5

06:30-16:30

1 stop8h 00m

Athens Eleftherios V.

Fri 8/5

06:00-10:45

1 stop6h 45m

$317

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Tue 26/5

13:30-03:20

1 stop11h 50m

Athens Eleftherios V.

Thu 4/6

04:30-12:30

1 stop10h 00m

$326

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Wed 27/5

13:30-03:20

1 stop11h 50m

Athens Eleftherios V.

Thu 4/6

04:30-12:30

1 stop10h 00m

$326
Fastest return journey

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Sat 2/5

06:05-11:50

Nonstop3h 45m

Athens Eleftherios V.

Sat 2/5

15:20-17:25

Nonstop4h 05m

$365

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Fri 1/5

19:15-20:35

1 stop23h 20m

Athens Eleftherios V.

Fri 8/5

16:35-07:55

1 stop17h 20m

$386

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Wed 27/5

13:30-03:20

1 stop11h 50m

Athens Eleftherios V.

Sun 31/5

04:30-18:40

1 stop16h 10m

$437

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Sat 15/8

06:40-20:15

1 stop11h 35m

Athens Eleftherios V.

Fri 21/8

11:35-17:00

1 stop7h 25m

$453

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Fri 19/6

18:55-00:35

Nonstop3h 40m

Athens Eleftherios V.

Tue 14/7

14:00-16:10

Nonstop4h 10m

$456
Cheapest one-way

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Sat 6/6

13:30-03:20

1 stop11h 50m

$176

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Thu 16/4

13:30-03:20

1 stop11h 50m

$176

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Athens

How far ahead should I book a flight from London Heathrow Airport to Athens?

Use this chart to determine the optimal time to book a return flight from Heathrow to Athens. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Athens, you should look to book at least 74 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to Athens?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Athens (average of $165). Flying from London Heathrow Airport to Athens in July is currently the most expensive (average of $293). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to ATH?

Find hourly flight availability from Heathrow to Athens. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 March 2026.

When flying from London Heathrow Airport to Athens, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 35% versus a flight at midday.

Reviews of airlines servicing Athens

Get insights into the airlines that provide service to Athens. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Athens. Reviews last updated 18 March 2026.
Check out reviews from past customers who have flown with British Airways from London Heathrow Airport to Athens to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

6.4

Comfort

6.8

Boarding

6.9

Overall

6.7

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.

Food

6.4

Comfort

6.8

Boarding

6.9

Overall

6.7

Crew

7.6

Entertainment

6.4

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Athens. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Athens from London Heathrow?

    Located just 19.7 km from the city centre, Athens Eleftherios V. is the airport most travellers will use when flying to Athens from London Heathrow. Booking flights from London Heathrow to Eleftherios V. (ATH) should be relatively easy as there are 8 daily inbound flights from London Heathrow from 1 airline.

  • How long is the flight from London Heathrow Airport to Athens?

    Departing from London Heathrow Airport to Athens will take you 8h. London Heathrow Airport and Athens are separated by a distance of 2425 km. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from London Heathrow Airport to Athens round-trip?

    Our cheapest airline available from London Heathrow Airport to Athens is British Airways. Our recent data shows that you can find tickets from as low as $183 on this airline. British Airways is priced at 56% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from London Heathrow Airport to Athens?

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Athens consider choosing Air Canada(96%), Singapore Airlines(95%) or Aegean Airlines(94%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Athens?

    On average you can expect to pay $938 for a flight from London Heathrow Airport to Athens. The cheapest flight overall is $184 while the most popular route, (London Heathrow - Athens Eleftherios V.) is currently priced at $371.

  • Can I find deals for flights from Heathrow to Athens that include hotel bookings?

    Yes. In addition to deals on Heathrow to Athens flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Athens?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Athens.

  • Can I find deals for business class flights from Heathrow to Athens?

    Yes. Cheapflights offers flight deals from Heathrow to Athens by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Athens?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Athens (average of $165). Flying from London Heathrow Airport to Athens in July is currently the most expensive (average of $293). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Porto Cheli
Piraeus
Glyfada

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Heathrow to Athens

Discover the top airline that operate flights from Heathrow to Athens. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 18 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$183Average$626FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Athens?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Athens from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Athens?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Athens for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Athens with no change fees?

Need flexible booking options for your flight to Athens from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Athens become cheaper?

Not ready to book yet? You can track prices for flights from Heathrow to Athens on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.