Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Southeast Europe from £18

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ATH
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Southeast Europe

Enter your travel dates to find the best prices.

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 4 February 2026.

Mon 23/213:15
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Sat 28/210:05
TIA
-
LTN
Nonstop3h 20m
Wizz Air
Deal found 3/2£34
Sun 1/305:25
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Sun 29/309:40
TIA
-
LTN
Nonstop3h 20m
Wizz Air
Deal found 3/2£34
Sat 21/219:45
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Thu 26/219:40
TIA
-
LTN
Nonstop3h 30m
Wizz Air
Deal found 2/2£35
Thu 26/214:50
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Sat 28/200:25
TIA
-
LTN
Nonstop3h 30m
Wizz Air
Deal found 2/2£36
Fri 17/407:00
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Mon 20/409:40
TIA
-
LTN
Nonstop3h 20m
Wizz Air
Deal found 2/2£37
Mon 23/213:15
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Wed 25/219:40
TIA
-
LTN
Nonstop3h 30m
Wizz Air
Deal found 2/2£37
Wed 6/507:00
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Wed 13/502:35
TIA
-
LTN
Nonstop3h 20m
Wizz Air
Deal found 3/2£38
Sat 7/219:45
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Thu 12/215:35
TIA
-
LTN
Nonstop3h 20m
Wizz Air
Deal found 2/2£39
Thu 7/521:50
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Wed 13/502:35
TIA
-
LTN
Nonstop3h 20m
Wizz Air
Deal found 3/2£39
Sat 21/319:45
LTN
-
TIA
Nonstop3h 05m
Wizz Air
Wed 1/419:10
TIA
-
LTN
Nonstop3h 20m
Wizz Air
Deal found 2/2£40
Mon 9/321:55
LTN
-
OTP
Nonstop3h 20m
Wizz Air
Sat 14/319:40
OTP
-
LTN
Nonstop3h 35m
Wizz Air
Deal found 3/2£40
Wed 11/309:25
LTN
-
OTP
Nonstop3h 20m
Wizz Air
Mon 16/307:10
OTP
-
LTN
Nonstop3h 35m
Wizz Air
Deal found 1/2£41

Find 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 4 February 2026.

Round-trip from

£34

One-way from

£18

Popular in

August

Cheapest in

January

Average price

£64
Wizz Air
  • Wizz Air
  • 23/2-28/2
  • Nonstop
  • 6h 25m total
  • London to Southeast Europe
Search Deals
Wizz Air
  • Wizz Air
  • 26/2
  • Nonstop
  • 3h 05m total
  • London to Southeast Europe
Search Deals
Highest demand for flights based on searches. 40% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 4 February 2026.
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

LondonTirana

LTN - TIA

LTNTIA

London Luton

Sat 21/3

19:45-23:50

Nonstop3h 05m

Tirana Rinas

Sat 28/3

10:05-12:25

Nonstop3h 20m

£34

LondonTirana

LTN - TIA

LTNTIA

London Luton

Sat 21/2

19:45-23:50

Nonstop3h 05m

Tirana Rinas

Thu 26/2

19:40-22:10

Nonstop3h 30m

£35

LondonTirana

LTN - TIA

LTNTIA

London Luton

Thu 26/2

06:50-10:55

Nonstop3h 05m

Tirana Rinas

Sat 28/2

00:25-02:55

Nonstop3h 30m

£36

LondonTirana

LTN - TIA

LTNTIA

London Luton

Sat 21/3

19:45-23:50

Nonstop3h 05m

Tirana Rinas

Wed 1/4

19:10-21:30

Nonstop3h 20m

£36

LondonTirana

LTN - TIA

LTNTIA

London Luton

Fri 17/4

07:00-11:05

Nonstop3h 05m

Tirana Rinas

Mon 20/4

09:40-12:00

Nonstop3h 20m

£37

LondonTirana

LTN - TIA

LTNTIA

London Luton

Tue 14/4

14:30-18:35

Nonstop3h 05m

Tirana Rinas

Fri 17/4

09:40-12:00

Nonstop3h 20m

£38

LondonTirana

LTN - TIA

LTNTIA

London Luton

Sun 22/2

05:25-09:30

Nonstop3h 05m

Tirana Rinas

Thu 26/2

15:35-17:55

Nonstop3h 20m

£38

LondonTirana

LTN - TIA

LTNTIA

London Luton

Fri 17/4

19:50-23:55

Nonstop3h 05m

Tirana Rinas

Tue 21/4

19:10-21:30

Nonstop3h 20m

£39

LondonBucharest

LTN - OTP

LTNOTP

London Luton

Wed 4/3

14:10-19:30

Nonstop3h 20m

Bucharest Otopeni Intl

Sat 7/3

15:35-17:10

Nonstop3h 35m

£40

LondonBucharest

LTN - OTP

LTNOTP

London Luton

Sun 8/3

21:55-03:15

Nonstop3h 20m

Bucharest Otopeni Intl

Fri 13/3

15:35-17:10

Nonstop3h 35m

£40

Flights are sorted by cheapest return flights first.

Deals found on 3/2

Showing 1-10 of 60 results
1
2
3
...
6

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, March is the cheapest month in which you can book a flight from London to Southeast Europe (average of £20). Flying from London to Southeast Europe in August is currently the most expensive (average of £53). 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 4 February 2026.

When flying from London to Southeast Europe, 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 18% versus a flight in the morning.

What is the cheapest day to fly from London to Southeast Europe?

Use this chart to determine the cheapest time to fly return from London to Southeast Europe. Price data was last updated on 31 January 2026.

Travellers seeking maximum savings on their London to Southeast Europe flight should consider departing on Sunday at midday when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 4 February 2026.

The most flights from LON to zzYMH are scheduled on a Monday (22 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).

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 4 February 2026.
Read reviews from past customers who have flown with Ryanair, easyJet, andBritish Airways from London to Southeast Europe. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,261 reviews
Check prices

Crew

7.5

Entertainment

5.6

Boarding

6.7

Food

6.0

Overall

6.9

Comfort

6.5

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Ryanair
6.9
Okay
5,261 reviews
Ryanair
6.9
Okay
5,261 reviews
Check prices

Crew

7.5

Entertainment

5.6

Boarding

6.7

Food

6.0

Overall

6.9

Comfort

6.5

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
easyJet
6.9
Okay
1,868 reviews
Ryanair
6.9
Okay
5,261 reviews
Check prices

Crew

7.5

Entertainment

5.6

Boarding

6.7

Food

6.0

Overall

6.9

Comfort

6.5

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
British Airways
6.7
Okay
7,715 reviews
Ryanair
6.9
Okay
5,261 reviews
Check prices

Crew

7.5

Entertainment

5.6

Boarding

6.7

Food

6.0

Overall

6.9

Comfort

6.5

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Ryanair
6.4
Okay
Ryanair
6.9
Okay
5,261 reviews
Check prices

Crew

7.5

Entertainment

5.6

Boarding

6.7

Food

6.0

Overall

6.9

Comfort

6.5

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Wizz Air
6.2
Okay
160 reviews
Ryanair
6.9
Okay
5,261 reviews
Check prices

Crew

7.5

Entertainment

5.6

Boarding

6.7

Food

6.0

Overall

6.9

Comfort

6.5

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight

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.

  • How long is the flight from London to Southeast Europe?

    Wizz Air and Ryanair can get you from London to Southeast Europe in just under 3h 05m. Your travel time will be generally consistent. The distance between London and Southeast Europe is about 1188 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from London to Southeast Europe one-way?

    £14 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on Wizz Air and Ryanair, with prices starting from £14 and £15, respectively.

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

    Most travelers choose London Heathrow - Athens Eleftherios V., London Luton - Bucharest Otopeni Intl or London Heathrow - Bucharest Otopeni Intl when deciding on the best route 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 (90%), Air Canada (86%) or Aegean Airlines (83%) 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 £289, our data shows the cheapest flight currently is £67. When looking at the most popular route, (London Heathrow - Athens Eleftherios V.), you can expect to pay £127 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, March is the cheapest month in which you can book a flight from London to Southeast Europe (average of £20). Flying from London to Southeast Europe in August is currently the most expensive (average of £53). 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

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

Alternative routes for London to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Leonardo da Vinci/Fiumicino flights
Heathrow to Istanbul flights
Gatwick to Leonardo da Vinci/Fiumicino flights
Heathrow to Málaga flights
Heathrow to Lisbon flights
London City to Istanbul flights
Heathrow to Charles de Gaulle flights
Gatwick to Barcelona-El Prat flights
Heathrow to Barcelona-El Prat flights
Luton to Barcelona-El Prat flights
Stansted to Istanbul flights
London City to Leonardo da Vinci/Fiumicino flights
Heathrow to Athens flights
Luton to Leonardo da Vinci/Fiumicino flights
London City to Linate flights
Gatwick to Charles de Gaulle flights
Luton to Charles de Gaulle flights
Heathrow to Edinburgh flights
Luton to Lisbon flights
Heathrow to Faro flights
Heathrow to Malpensa flights
Stansted to Leonardo da Vinci/Fiumicino flights
Stansted to Edinburgh flights
Luton to Edinburgh flights
Gatwick to Amsterdam flights
London City to Charles de Gaulle flights
Heathrow to Amsterdam flights
Heathrow to Madrid flights
Gatwick to Malpensa flights
Gatwick to Lisbon flights
Gatwick to Málaga flights
London City to Amsterdam flights
Gatwick to Edinburgh flights
Luton to Amsterdam flights
Gatwick to Linate flights
Heathrow to Orly flights
Luton to Malpensa flights
Heathrow to Geneva flights
Luton to Málaga flights
Luton to Otopeni Intl flights
Southend to Amsterdam flights
Stansted to Amsterdam flights
Gatwick to Orly flights
Stansted to Barcelona-El Prat flights
Heathrow to Frederic Chopin flights
Heathrow to Otopeni Intl flights
Heathrow to Luqa flights
London City to Vicenza flights
London City to Barcelona-El Prat flights
Heathrow to Palma de Mallorca flights

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 4 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£14Average£115FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
Pegasus AirlinesCheapest£55Average£163FlexibilityNo cancel feeOn-time82%
Search Pegasus Airlines flights
Sky ExpressCheapest£56Average£190FlexibilityNo cancel feeOn-timeN/A
Search Sky Express flights
TUI AirwaysCheapest£63Average£242FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
FLYONE RomaniaCheapest£63Average£86FlexibilityNo cancel feeOn-timeN/A
Search FLYONE Romania flights
Jet2Cheapest£65Average£259FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
Corendon Airlines EuropeCheapest£84Average£240FlexibilityNo cancel feeOn-timeN/A
Search Corendon Airlines Europe flights
Croatia AirlinesCheapest£86Average£209FlexibilityNo cancel feeOn-time81%
Search Croatia Airlines flights
Scandinavian AirlinesCheapest£93Average£199FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£99Average£256FlexibilityNo cancel feeOn-time75%
Search KLM 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 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.

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.