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Cheap flights from London to Southeast Europe from £30

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ATH
21 Apr — 28 Apr1
1 adult

Cheap flight deals from London to Southeast Europe

Keep the following information in mind while searching for London to Southeast Europe flight deals. Data was last updated 16 April 2025.

Round-trip from

£43

One-way from

£30

Popular in

August

Cheapest in

January

Average price

£167
Ryanair
  • Ryanair
  • 5/5-7/5
  • Nonstop
  • 7h 40m total
  • London to Southeast Europe
Wizz Air
  • Wizz Air
  • 29/4
  • Nonstop
  • 4h 00m total
  • London to Southeast Europe
Highest demand for flights based on searches. 27% potential increase in price (£44 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£6 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from London to Southeast Europe

Cheapest flights from London to Southeast Europe
Explore the most affordable flight options available from London to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 April 2025.

Mon 5/506:35LTN - ATH
Nonstop3h 45mRyanair
Wed 7/515:10ATH - LTN
Nonstop3h 55mRyanair
Deal found 15/4£43
Tue 29/408:15STN - ATH
Nonstop3h 35mRyanair
Fri 2/521:20ATH - STN
Nonstop3h 50mRyanair
Deal found 15/4£57
Sat 26/407:10LGW - ATH
Nonstop3h 50mMultiple Airlines
Fri 2/500:45ATH - LGW
Nonstop4h 00mMultiple Airlines
Deal found 15/4£60
Tue 29/414:35LTN - ATH
Nonstop3h 45mMultiple Airlines
Tue 13/514:00ATH - LTN
Nonstop4h 05mMultiple Airlines
Deal found 14/4£70
Sun 27/407:05LGW - ATH
Nonstop3h 55mWizz Air
Tue 6/513:55ATH - LGW
Nonstop3h 55mWizz Air
Deal found 14/4£70
Sun 27/407:15LGW - ATH
Nonstop3h 45measyJet
Fri 2/500:45ATH - LGW
Nonstop4h 00measyJet
Deal found 14/4£70
Tue 29/407:10LTN - ATH
Nonstop4h 00mWizz Air
Tue 6/514:00ATH - LTN
Nonstop4h 05mWizz Air
Deal found 14/4£73
Mon 8/1218:30LHR - OTP
Nonstop3h 15mBritish Airways
Wed 10/1215:35OTP - LHR
Nonstop3h 40mBritish Airways
Deal found 15/4£95
Sun 18/508:00STN - ATH
Nonstop3h 45mMultiple Airlines
Thu 22/521:50ATH - STN
Nonstop3h 50mMultiple Airlines
Deal found 15/4£96
Mon 3/1108:15LHR - TIA
Nonstop3h 00mBritish Airways
Thu 6/1113:10TIA - LHR
Nonstop3h 30mBritish Airways
Deal found 15/4£100
Fri 30/518:15LGW - ATH
1 stop25h 45mWizz Air
Tue 3/610:00ATH - LGW
1 stop26h 30mWizz Air
Deal found 14/4£108
Sat 29/1107:45LHR - ATH
Nonstop3h 40mBritish Airways
Sun 7/1219:55ATH - LHR
Nonstop4h 00mBritish Airways
Deal found 15/4£110

Cheapflights Fare Finder

Customise your flight search to find flights from London to Southeast Europe 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 858,174 searches. Data last updated 16 April 2025.
Use the filters below to find and compare flights from London to Southeast Europe that are best for you.

Fly from

London

Fly to

Southeast Europe

Route

Depart

Return

Price

LondonAthens

LTN - ATH

LTNATH

London Luton

Mon 5/5

06:35-12:20

Nonstop3h 45m

Athens Eleftherios V.

Wed 7/5

15:10-17:05

Nonstop3h 55m

£43

LondonAthens

STN - ATH

STNATH

London Stansted

Tue 29/4

08:15-13:50

Nonstop3h 35m

Athens Eleftherios V.

Fri 2/5

21:20-23:10

Nonstop3h 50m

£57

LondonAthens

LGW - ATH

LGWATH

London Gatwick

Sat 26/4

07:10-13:00

Nonstop3h 50m

Athens Eleftherios V.

Fri 2/5

00:45-02:45

Nonstop4h 00m

£60

LondonAthens

LGW - ATH

LGWATH

London Gatwick

Sun 27/4

07:05-13:00

Nonstop3h 55m

Athens Eleftherios V.

Tue 6/5

13:55-15:50

Nonstop3h 55m

£70

LondonAthens

LTN - ATH

LTNATH

London Luton

Tue 29/4

14:35-20:20

Nonstop3h 45m

Athens Eleftherios V.

Tue 13/5

14:00-16:05

Nonstop4h 05m

£70

LondonAthens

LGW - ATH

LGWATH

London Gatwick

Sun 27/4

07:15-13:00

Nonstop3h 45m

Athens Eleftherios V.

Fri 2/5

00:45-02:45

Nonstop4h 00m

£70

LondonAthens

LTN - ATH

LTNATH

London Luton

Tue 29/4

07:10-13:10

Nonstop4h 00m

Athens Eleftherios V.

Sat 3/5

14:00-16:05

Nonstop4h 05m

£73

LondonAthens

STN - ATH

STNATH

London Stansted

Sun 18/5

08:00-13:45

Nonstop3h 45m

Athens Eleftherios V.

Thu 22/5

21:50-23:40

Nonstop3h 50m

£96

LondonAthens

LGW - ATH

LGWATH

London Gatwick

Fri 30/5

18:15-22:00

1 stop25h 45m

Athens Eleftherios V.

Tue 3/6

10:00-10:30

1 stop26h 30m

£108

LondonBucharest

LHR - OTP

LHROTP

London Heathrow

Tue 6/5

20:05-01:25

Nonstop3h 20m

Bucharest Otopeni Intl

Thu 15/5

21:15-22:40

Nonstop3h 25m

£111

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 60 results
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Best time to book a flight from London to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe from London 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 to Southeast Europe

What is the cheapest month to book a flight from London to Southeast Europe?

Currently, January is the cheapest month in which you can book a flight from London to Southeast Europe (average of £101). Flying from London to Southeast Europe in August is currently the most expensive (average of £336). 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 LON to YMH?

Find hourly flight availability from London to Southeast Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Southeast Europe as you normally would.

Weekly flight availability from London to Southeast Europe

Explore weekly flight availability from London to Southeast Europe. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 April 2025.

The most flights from LON to zzYMH are scheduled on a Tuesday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Europe ranges from 5.0 - 64.0 inches per month. December is typically the wettest month, when rainfall can reach 64.0 mm. July is typically the driest time to visit Southeast Europe when rainfall is around 5.0 mm.

Temperature in Southeast Europe by month

Plan your trip to Southeast Europe by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Europe, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

Reviews of airlines servicing Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. 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 Southeast Europe. Reviews last updated 16 April 2025.
Read through reviews of airlines operating flights from London to Southeast Europe, such as Jet2, Aegean Airlines and Norwegian. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.3

Food

7.3

Comfort

7.8

Crew

8.8

Entertainment

6.3

Boarding

8.2

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
8.3
Very Good

Overall

8.3

Food

7.3

Comfort

7.8

Crew

8.8

Entertainment

6.3

Boarding

8.2

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Overall

8.3

Food

7.3

Comfort

7.8

Crew

8.8

Entertainment

6.3

Boarding

8.2

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Overall

8.3

Food

7.3

Comfort

7.8

Crew

8.8

Entertainment

6.3

Boarding

8.2

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Overall

8.3

Food

7.3

Comfort

7.8

Crew

8.8

Entertainment

6.3

Boarding

8.2

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Overall

8.3

Food

7.3

Comfort

7.8

Crew

8.8

Entertainment

6.3

Boarding

8.2

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

Related info for your journey

Find useful and relevant information for your journey from London to Southeast Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from London to Southeast Europe one-way?

    £30 is the cheapest one-way deal found within the past few days, from Wizz Air. You may also be able to find cheap deals on Ryanair and easyJet, with prices starting from £32 and £49, respectively.

  • What are the most popular routes from London to Southeast Europe?

  • What are the most reliable airlines from London to Southeast Europe?

    No one likes to see their flight delayed. When booking a flight from London to Southeast Europe consider choosing Singapore Airlines (88%), Air Canada (87%) or Aegean Airlines (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Southeast Europe?

    While on average a flight from London to Southeast Europe is generally £461, our data shows the cheapest flight currently is £68. When looking at the most popular route, (London Heathrow - Athens Eleftherios V.), you can expect to pay £113 for that flight.

  • Can I find deals for flights from London to Southeast Europe that include hotel bookings?

    Yes. In addition to deals on London to Southeast Europe flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Southeast Europe?

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

  • Can I find deals for business class flights from London to Southeast Europe?

    Yes. Cheapflights offers flight deals from London to Southeast Europe 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 to Southeast Europe?

    Currently, January is the cheapest month in which you can book a flight from London to Southeast Europe (average of £101). Flying from London to Southeast Europe in August is currently the most expensive (average of £336). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to Southeast Europe

Discover the top 10 airlines that operate flights from London to Southeast Europe. 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 858,174 searches. Data last updated 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest£54Average£176FlexibilityNo cancel feeOn-timeN/A
Search Air Serbia flights
Corendon Airlines EuropeCheapest£78Average£237FlexibilityNo cancel feeOn-timeN/A
Search Corendon Airlines Europe flights
TUI AirwaysCheapest£82Average£277FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
Sky ExpressCheapest£82Average£239FlexibilityNo cancel feeOn-timeN/A
Search Sky Express flights
VuelingCheapest£98Average£133FlexibilityNo cancel feeOn-time88%
Search Vueling flights
Croatia AirlinesCheapest£99Average£213FlexibilityNo cancel feeOn-time81%
Search Croatia Airlines flights
Pegasus AirlinesCheapest£114Average£341FlexibilityNo cancel feeOn-time82%
Search Pegasus Airlines flights
TAROMCheapest£123Average£200FlexibilityNo cancel feeOn-time86%
Search TAROM flights
Corendon AirlinesCheapest£124Average£246FlexibilityNo cancel feeOn-timeN/A
Search Corendon Airlines flights
SWISSCheapest£130Average£209FlexibilityNo cancel feeOn-time79%
Search SWISS flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Southeast Europe?

When you search for this flight from London to Southeast Europe, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London to Southeast Europe?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southeast Europe from London.

Can Cheapflights find flights from London to Southeast Europe with no change fees?

Need flexible booking options for your flight to Southeast Europe from London? 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 London to Southeast Europe become cheaper?

Yes, Cheapflights offers price alerts on London to Southeast Europe flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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