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

The cheapest airline one-way is Aegean Airlines, with whom users have recently found tickets for as low as £58. However, be on the lookout for offers from British Airways and Vueling, as they are both options that can get you from London Heathrow Airport to Southeast Europe for a low price.

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

The most popular route from London Heathrow Airport to Southeast Europe is London Heathrow - Athens Eleftherios V.. You may also consider London Heathrow - Bucharest Otopeni Intl or London Heathrow - Heraklion N. Kazantzakis Apt..

What are the cheapest flights from London Heathrow Airport to Southeast Europe?

On average you can expect to pay £491 for a flight from London Heathrow Airport to Southeast Europe. The cheapest flight overall is £70 while the most popular route, (London Heathrow - Athens Eleftherios V.) is currently priced at £94.

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

The top 3 most reliable airlines when flying from London Heathrow Airport to Southeast Europe are Singapore Airlines (86%), Air Canada (80%) and Aegean Airlines (77%).

What are the most popular airlines that fly from London Heathrow Airport to Southeast Europe?

The most popular airlines flying from London Heathrow Airport to Southeast Europe are Aegean Airlines, Air France and British Airways. Something to consider prior to booking your flight.

How far in advance should I book a flight from London Heathrow Airport to Southeast Europe?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 53 days in advance, which can save you up to 41% on flights from London Heathrow Airport to Southeast Europe compared to booking the week you need them. Waiting 53 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £170. For sooner than that we have options available in the next 3 days from £226.

What is the cheapest month to fly from London Heathrow Airport to Southeast Europe?

January is one of the best times of the year to fly to Southeast Europe from London Heathrow Airport. Prices for January average £170 per person but you can even find prices for as low as £22. The most expensive prices can be found in the month of August. Opting for a January flight can save you 54% on your journey compared to booking in August

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

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

How can I find direct flights from Heathrow to Southeast Europe?

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£46+ Flights from London Heathrow Airport to Southeast Europe

Cheap flight deals from Heathrow to Southeast Europe

Round-trip from	£93
One-way from	£58

Aegean Airlines
21/2-21/5
Nonstop
7h 25m total
London to Southeast Europe

Search Deals

Aegean Airlines
23/3
Nonstop
3h 35m total
London to Southeast Europe

Search Deals

Find flight deals from Heathrow to Southeast Europe

Cheapest flights from Heathrow to Southeast Europe
Explore the most affordable flight options available from Heathrow to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Tue 6/522:15LHR - ATH

Nonstop3h 35mAegean Airlines

Tue 13/516:00ATH - LHR

Nonstop3h 55mAegean Airlines

Deal found 16/1£84

Thu 20/219:25LHR - ATH

Nonstop3h 35mBritish Airways

Wed 26/219:55ATH - LHR

Nonstop4h 00mBritish Airways

Deal found 17/1£94

Wed 5/208:20LHR - TIA

Nonstop3h 00mBritish Airways

Wed 12/213:10TIA - LHR

Nonstop3h 30mBritish Airways

Deal found 16/1£108

Wed 5/219:00LHR - TIA

1 stop13h 05mAegean Airlines

Wed 12/209:50TIA - LHR

1 stop12h 25mAegean Airlines

Deal found 16/1£110

Fri 7/316:35LHR - SOF

1 stop19h 55mAegean Airlines

Mon 10/311:15SOF - LHR

1 stop8h 40mAegean Airlines

Deal found 16/1£113

Mon 6/1020:35LHR - ATH

Nonstop3h 40mMultiple Airlines

Fri 10/1009:15ATH - LHR

Nonstop4h 00mMultiple Airlines

Deal found 16/1£114

Tue 25/217:45LHR - OTP

Nonstop3h 10mBritish Airways

Tue 4/308:05OTP - LHR

Nonstop3h 50mBritish Airways

Deal found 16/1£115

Wed 5/208:20LHR - TIA

Nonstop3h 00mMultiple Airlines

Wed 12/209:50TIA - LHR

1 stop9h 05mMultiple Airlines

Deal found 16/1£118

Wed 26/217:55LHR - OTP

Nonstop3h 10mMultiple Airlines

Fri 28/221:20OTP - LHR

1 stop25h 55mMultiple Airlines

Deal found 16/1£124

Sat 1/322:15LHR - OTP

1 stop9h 45mAegean Airlines

Wed 5/321:20OTP - LHR

1 stop25h 55mAegean Airlines

Deal found 16/1£125

Sun 23/312:15LHR - SOF

1 stop20h 00mMultiple Airlines

Tue 25/318:05SOF - LHR

Nonstop3h 35mMultiple Airlines

Deal found 17/1£126

Tue 4/312:00LHR - SOF

Nonstop3h 10mBritish Airways

Fri 7/320:15SOF - LHR

Nonstop3h 35mBritish Airways

Deal found 16/1£132

Best flights from Heathrow to Southeast Europe
Discover carefully curated flight deals from Heathrow to Southeast Europe that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 January 2025.

Fri 21/222:15LHR - ATH

Nonstop3h 35mAegean Airlines

Wed 21/519:20ATH - LHR

Nonstop3h 50mAegean Airlines

Deal found 16/1£93

Thu 20/219:25LHR - ATH

Nonstop3h 35mBritish Airways

Wed 26/219:55ATH - LHR

Nonstop4h 00mBritish Airways

Deal found 17/1£94

Wed 5/208:20LHR - TIA

Nonstop3h 00mMultiple Airlines

Wed 12/209:50TIA - LHR

1 stop9h 05mMultiple Airlines

Deal found 16/1£118

Mon 5/513:30LHR - SOF

1 stop24h 05mAir Serbia

Mon 12/505:00SOF - LHR

1 stop9h 30mAir Serbia

Deal found 16/1£134

Sat 15/316:50LHR - SPU

1 stop13h 10mCroatia Airlines

Sat 22/306:50SPU - LHR

1 stop10h 15mCroatia Airlines

Deal found 16/1£140

Sat 8/217:50LHR - SPU

1 stop16h 55mKLM

Sat 15/212:30SPU - LHR

1 stop9h 20mKLM

Deal found 16/1£144

Fri 28/206:20LHR - OTP

1 stop13h 00mAir France

Sun 2/306:05OTP - LHR

1 stop6h 25mAir France

Deal found 16/1£147

Mon 3/306:30LHR - LJU

1 stop5h 35mLOT

Mon 10/313:45LJU - LHR

1 stop9h 15mLOT

Deal found 16/1£147

Fri 11/409:00LHR - SPU

1 stop6h 15mLufthansa

Mon 14/418:40SPU - LHR

1 stop4h 30mLufthansa

Deal found 17/1£150

Mon 31/306:00LHR - DBV

1 stop5h 15mAustrian Airlines

Sun 6/413:00DBV - LHR

1 stop9h 40mAustrian Airlines

Deal found 16/1£152

Sun 23/208:45LHR - SOF

Nonstop3h 10mBulgaria Air

Sat 1/310:40SOF - LHR

Nonstop3h 30mBulgaria Air

Deal found 16/1£156

Sat 17/520:05LHR - DBV

1 stop11h 55mSWISS

Sat 24/519:40DBV - LHR

1 stop13h 15mSWISS

Deal found 17/1£157

Direct flights from Heathrow to Southeast Europe
Explore direct flight options from Heathrow to Southeast Europe based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 January 2025.

Fri 21/222:15LHR - ATH

Nonstop3h 35mAegean Airlines

Wed 21/519:20ATH - LHR

Nonstop3h 50mAegean Airlines

Deal found 16/1£93

Thu 20/219:25LHR - ATH

Nonstop3h 35mBritish Airways

Wed 26/219:55ATH - LHR

Nonstop4h 00mBritish Airways

Deal found 17/1£94

Wed 5/208:20LHR - TIA

Nonstop3h 00mBritish Airways

Wed 12/213:10TIA - LHR

Nonstop3h 30mBritish Airways

Deal found 16/1£108

Tue 25/217:45LHR - OTP

Nonstop3h 10mBritish Airways

Tue 4/308:05OTP - LHR

Nonstop3h 50mBritish Airways

Deal found 16/1£115

Tue 4/312:00LHR - SOF

Nonstop3h 10mBritish Airways

Fri 7/320:15SOF - LHR

Nonstop3h 35mBritish Airways

Deal found 16/1£132

Sun 30/312:50LHR - CFU

Nonstop3h 20mBritish Airways

Fri 4/416:30CFU - LHR

Nonstop3h 25mBritish Airways

Deal found 16/1£132

Mon 10/311:10LHR - SOF

Nonstop3h 10mMultiple Airlines

Sun 16/306:20SOF - LHR

Nonstop3h 30mMultiple Airlines

Deal found 16/1£144

Fri 7/217:45LHR - SOF

Nonstop3h 10mBulgaria Air

Wed 12/214:35SOF - LHR

Nonstop3h 25mBulgaria Air

Deal found 15/1£153

Fri 25/417:10LHR - LJU

Nonstop2h 10mBritish Airways

Thu 1/519:00LJU - LHR

Nonstop2h 20mBritish Airways

Deal found 17/1£155

Sun 2/207:55LHR - ATH

Nonstop3h 40mMultiple Airlines

Sat 8/219:10ATH - LHR

Nonstop4h 05mMultiple Airlines

Deal found 17/1£177

Tue 15/716:00LHR - DBV

Nonstop2h 45mBritish Airways

Sat 19/719:55DBV - LHR

Nonstop2h 50mBritish Airways

Deal found 16/1£182

Fri 30/511:45LHR - CHQ

Nonstop3h 50mBritish Airways

Fri 6/618:25CHQ - LHR

Nonstop4h 05mBritish Airways

Deal found 16/1£240

Last-minute flights from Heathrow to Southeast Europe
Discover last-minute flight deals from Heathrow to Southeast Europe. Data last updated 17 January 2025 and is based on user searches.

Wed 22/109:30LHR - OTP

Nonstop3h 15mBritish Airways

Wed 29/108:05OTP - LHR

Nonstop3h 50mBritish Airways

Deal found 16/1£123

Wed 22/108:20LHR - TIA

Nonstop3h 00mBritish Airways

Wed 29/113:10TIA - LHR

Nonstop3h 30mBritish Airways

Deal found 17/1£124

Wed 22/122:15LHR - ATH

Nonstop3h 35mMultiple Airlines

Tue 28/115:45ATH - LHR

1 stop22h 35mMultiple Airlines

Deal found 16/1£146

Wed 22/116:50LHR - SOF

Nonstop3h 10mBulgaria Air

Wed 29/114:35SOF - LHR

Nonstop3h 25mBulgaria Air

Deal found 17/1£155

Wed 22/122:15LHR - SOF

1 stop19h 20mMultiple Airlines

Wed 29/114:35SOF - LHR

Nonstop3h 25mMultiple Airlines

Deal found 17/1£164

Fri 24/122:15LHR - OTP

1 stop9h 45mAegean Airlines

Fri 31/110:50OTP - LHR

1 stop9h 05mAegean Airlines

Deal found 16/1£136

Sat 25/122:15LHR - ATH

Nonstop3h 35mAegean Airlines

Mon 3/219:10ATH - LHR

Nonstop4h 05mAegean Airlines

Deal found 17/1£142

Sun 26/107:55LHR - ATH

Nonstop3h 40mBritish Airways

Mon 3/216:45ATH - LHR

Nonstop4h 00mBritish Airways

Deal found 17/1£142

Mon 27/122:15LHR - TIA

1 stop9h 50mAegean Airlines

Thu 30/109:50TIA - LHR

1 stop9h 05mAegean Airlines

Deal found 15/1£127

Mon 27/122:15LHR - TIA

1 stop18h 45mMultiple Airlines

Thu 30/113:10TIA - LHR

Nonstop3h 30mMultiple Airlines

Deal found 15/1£132

Mon 27/117:05LHR - OTP

1 stop5h 35mKLM

Mon 3/217:25OTP - LHR

1 stop5h 25mKLM

Deal found 16/1£149

Mon 27/120:50LHR - OTP

1 stop14h 20mMultiple Airlines

Tue 4/217:35OTP - LHR

1 stop17h 35mMultiple Airlines

Deal found 16/1£155

One-way flights from Heathrow to Southeast Europe
Search for one-way flight options from Heathrow to Southeast Europe. Find affordable one-way fares based on user searches. Data last updated 17 January 2025.

Sun 23/312:15LHR - ATH

Nonstop3h 35mAegean Airlines

Deal found 16/1£58

Sun 23/209:45LHR - OTP

Nonstop3h 15mBritish Airways

Deal found 16/1£63

Wed 5/222:15LHR - TIA

1 stop9h 50mAegean Airlines

Deal found 15/1£65

Fri 7/322:15LHR - SOF

1 stop14h 15mAegean Airlines

Deal found 15/1£65

Wed 14/515:05LHR - OTP

1 stop20h 30mMultiple Airlines

Deal found 16/1£66

Thu 27/209:55LHR - SOF

1 stop8h 25mMultiple Airlines

Deal found 16/1£69

Mon 17/311:10LHR - SOF

Nonstop3h 10mBritish Airways

Deal found 16/1£70

Mon 17/312:15LHR - OTP

1 stop6h 10mAegean Airlines

Deal found 16/1£72

Wed 12/208:20LHR - TIA

Nonstop3h 00mBritish Airways

Deal found 17/1£72

Wed 2/420:30LHR - ATH

Nonstop3h 40mBritish Airways

Deal found 16/1£72

Sat 17/520:50LHR - DBV

1 stop11h 55mVueling

Deal found 16/1£75

Tue 11/220:50LHR - ATH

1 stop12h 15mVueling

Deal found 16/1£77

Find flights from Heathrow to Southeast Europe within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Tue 6/5

22:15-03:50

Nonstop3h 35m

Athens Eleftherios V.

Tue 13/5

16:00-17:55

Nonstop3h 55m

£84

LondonAthens

LHR - ATH

LHRATH

London Heathrow

Thu 20/2

19:25-01:00

Nonstop3h 35m

Athens Eleftherios V.

Wed 26/2

19:55-21:55

Nonstop4h 00m

£94

LondonTirana

LHR - TIA

LHRTIA

London Heathrow

Wed 12/2

08:20-12:20

Nonstop3h 00m

Tirana Rinas

Wed 19/2

13:10-15:40

Nonstop3h 30m

£97

LondonTirana

LHR - TIA

LHRTIA

London Heathrow

Wed 5/2

19:00-09:05

1 stop13h 05m

Tirana Rinas

Wed 12/2

09:50-21:15

1 stop12h 25m

£110

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Fri 7/3

16:35-14:30

1 stop19h 55m

Sofia

Mon 10/3

11:15-17:55

1 stop8h 40m

£113

LondonBucharest

LHR - OTP

LHROTP

London Heathrow

Tue 25/2

17:45-22:55

Nonstop3h 10m

Bucharest Otopeni Intl

Tue 4/3

08:05-09:55

Nonstop3h 50m

£115

LondonTirana

LHR - TIA

LHRTIA

London Heathrow

Wed 5/2

08:20-12:20

Nonstop3h 00m

Tirana Rinas

Wed 12/2

09:50-17:55

1 stop9h 05m

£118

LondonBucharest

LHR - OTP

LHROTP

London Heathrow

Wed 26/2

17:55-23:05

Nonstop3h 10m

Bucharest Otopeni Intl

Fri 28/2

21:20-21:15

1 stop25h 55m

£124

LondonBucharest

LHR - OTP

LHROTP

London Heathrow

Sat 1/3

22:15-10:00

1 stop9h 45m

Bucharest Otopeni Intl

Wed 5/3

21:20-21:15

1 stop25h 55m

£125

LondonSofia

LHR - SOF

LHRSOF

London Heathrow

Sun 23/3

12:15-10:15

1 stop20h 00m

Sofia

Tue 25/3

18:05-19:40

Nonstop3h 35m

£126

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 60 results

...

Best time to book a flight from Heathrow to Southeast Europe

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

Travel insights for flights from Heathrow to Southeast Europe

Get recent, data-driven insights about flights from Heathrow to Southeast Europe including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Southeast Europe (average of £101). Flying from London Heathrow Airport 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 LHR to YMH?

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

Weekly flight availability from London Heathrow Airport to Southeast Europe

The most flights from LHR to zzYMH are scheduled on a Thursday (16 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Southeast Europe 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

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

Peruse reviews from past customers who have flown with Aegean Airlines, Air France and KLM from London to Southeast Europe to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Aegean Airlines

8.1

Very Good

739 reviews

Check prices

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Aegean Airlines

8.1

Very Good

739 reviews

Aegean Airlines

8.1

Very Good

739 reviews

Check prices

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

KLM

7.8

Good

1,339 reviews

Aegean Airlines

8.1

Very Good

739 reviews

Check prices

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

LOT

7.6

Good

1,114 reviews

Aegean Airlines

8.1

Very Good

739 reviews

Check prices

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Austrian Airlines

7.6

Good

786 reviews

Aegean Airlines

8.1

Very Good

739 reviews

Check prices

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

SWISS

7.5

Good

1,598 reviews

Aegean Airlines

8.1

Very Good

739 reviews

Check prices

Reviews

1 / 10

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

What are the cheapest airlines to fly from London Heathrow Airport to Southeast Europe one-way?
The cheapest airline one-way is Aegean Airlines, with whom users have recently found tickets for as low as £58. However, be on the lookout for offers from British Airways and Vueling, as they are both options that can get you from London Heathrow Airport to Southeast Europe for a low price.
What are the most popular routes from London Heathrow Airport to Southeast Europe?
The most popular route from London Heathrow Airport to Southeast Europe is London Heathrow - Athens Eleftherios V.. You may also consider London Heathrow - Bucharest Otopeni Intl or London Heathrow - Heraklion N. Kazantzakis Apt..
What are the most reliable airlines from London Heathrow Airport to Southeast Europe?
The top 3 most reliable airlines when flying from London Heathrow Airport to Southeast Europe are Singapore Airlines (86%), Air Canada (80%) and Aegean Airlines (77%).
What are the cheapest flights from London Heathrow Airport to Southeast Europe?
On average you can expect to pay £491 for a flight from London Heathrow Airport to Southeast Europe. The cheapest flight overall is £70 while the most popular route, (London Heathrow - Athens Eleftherios V.) is currently priced at £94.
Can I find deals for flights from Heathrow to Southeast Europe that include hotel bookings?
Yes. In addition to deals on Heathrow to Southeast Europe flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Southeast Europe?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Southeast Europe.
Can I find deals for business class flights from Heathrow to Southeast Europe?
Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Southeast Europe?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Southeast Europe (average of £101). Flying from London Heathrow Airport 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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Top 10 airlines flying from Heathrow to Southeast Europe

Airline	Cheapest	Average	Flexibility	On-time
Wizz Air	Cheapest£28	Average£120	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Ryanair	Cheapest£38	Average£125	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Wizz Air	Cheapest£48	Average£124	FlexibilityNo cancel fee	On-time83%	Search Wizz Air flights
Wizz Air	Cheapest£49	Average£163	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Air Serbia	Cheapest£58	Average£168	FlexibilityNo cancel fee	On-timeN/A	Search Air Serbia flights
easyJet	Cheapest£69	Average£195	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Croatia Airlines	Cheapest£111	Average£214	FlexibilityNo cancel fee	On-time81%	Search Croatia Airlines flights
TAROM	Cheapest£128	Average£200	FlexibilityNo cancel fee	On-time86%	Search TAROM flights
LOT	Cheapest£130	Average£242	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Austrian Airlines	Cheapest£144	Average£247	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights

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

When you search for this flight from Heathrow 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 Heathrow 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 Heathrow.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Southeast Europe, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London Heathrow Airport to Southeast Europe from £46

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Southeast Europe

Round-trip from

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Find flight deals from Heathrow to Southeast Europe

Cheapest flights from Heathrow to Southeast EuropeExplore the most affordable flight options available from Heathrow to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Explore the most affordable flight options available from Heathrow to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Find flights from Heathrow to Southeast Europe within your budget

Best time to book a flight from Heathrow to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe from Heathrow with our price prediction graph.

Travel insights for flights from Heathrow to Southeast Europe

Get recent, data-driven insights about flights from Heathrow to Southeast Europe including ideal travel times, pricing trends, and more.

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

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

Find hourly flight availability from Heathrow 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 17 January 2025.

Weekly flight availability from London Heathrow Airport to Southeast Europe

Rainfall in Southeast Europe by month

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

Temperature in Southeast Europe by month

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

Reviews of airlines servicing Southeast Europe

Peruse reviews from past customers who have flown with Aegean Airlines, Air France and KLM from London to Southeast Europe to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to Southeast Europe one-way?

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

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

What are the cheapest flights from London Heathrow Airport to Southeast Europe?

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

How can I find direct flights from Heathrow to Southeast Europe?

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

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

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 Heathrow to Southeast Europe

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

Top 10 airlines flying from Heathrow to Southeast Europe

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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 Southeast Europe?

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

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

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

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Cheapest flights from Heathrow to Southeast Europe
Explore the most affordable flight options available from Heathrow to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.