How long is the flight from London Heathrow Airport to Southeast Europe?

A quick flight from London Heathrow Airport to Southeast Europe can take about 3h 15m. British Airways provides one of the quickest options available for as low as £147. Airlines will cover a distance of 1267 mi. Both multi-stop and direct flights can be found to your destination and back.

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

The cheapest airline one-way is Wizz Air, with whom users have recently found tickets for as low as £16. However, be on the lookout for offers from easyJet and Air Serbia, 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 - Tirana Rinas. You may also consider London Heathrow - Athens Eleftherios V. or London Heathrow - Corfu Ioannis Kapodistrias.

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

On average you can expect to pay £455 for a flight from London Heathrow Airport to Southeast Europe. The cheapest flight overall is £97 while the most popular route, (London Heathrow - Tirana Rinas) is currently priced at £122.

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 Japan Airlines (80%), American Airlines (76%) and British Airways (76%).

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 British Airways, Aegean Airlines and Lufthansa. Something to consider prior to booking your flight.

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.

£56+ Cheap Flights from London Heathrow Airport to Southeast Europe

Cheap flight deals from Heathrow to Southeast Europe

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 11 August 2026.

Wed 11/1114:55 -

Nonstop3h 15m

Mon 16/1117:15 -

Nonstop3h 30m

Deal found 6/8£107

Fri 30/1020:50 -

1 stop14h 05m

Tue 3/1105:55 -

1 stop15h 10m

Deal found 6/8£110

Sun 8/1113:25 -

Nonstop3h 10m

Mon 16/1117:15 -

Nonstop3h 30m

Deal found 6/8£111

Sat 7/1118:10 -

Nonstop3h 15m

Sat 21/1116:10 -

Nonstop3h 30m

Deal found 7/8£113

Mon 9/1118:30 -

Nonstop3h 15m

Mon 23/1116:00 -

Nonstop3h 40m

Deal found 10/8£114

Sat 7/1109:55 -

Nonstop3h 15m

Wed 11/1115:50 -

Nonstop3h 40m

Deal found 8/8£115

Sun 8/1109:50 -

Nonstop3h 15m

Sun 22/1116:10 -

Nonstop3h 40m

Deal found 8/8£116

Tue 20/1020:05 -

Nonstop3h 15m

Tue 27/1008:20 -

Nonstop3h 45m

Deal found 10/8£116

Mon 19/1019:35 -

Nonstop3h 15m

Tue 27/1016:25 -

Nonstop3h 30m

Deal found 10/8£117

Wed 11/1106:30 -

1 stop9h 20m

Tue 17/1118:35 -

1 stop5h 25m

Deal found 6/8£118

Mon 9/1118:30 -

Nonstop3h 15m

Sat 14/1116:10 -

Nonstop3h 30m

Deal found 8/8£118

Thu 12/1118:50 -

Nonstop3h 15m

Sat 14/1116:10 -

Nonstop3h 30m

Deal found 10/8£118

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 11 August 2026.

Fri 6/1114:05 -

Nonstop3h 15m

Mon 9/1117:15 -

Nonstop3h 30m

Deal found 11/8£147

Fri 6/1113:20 -

1 stop11h 50m

Sun 8/1115:05 -

1 stop22h 15m

Deal found 10/8£157

Sat 2/106:35 -

1 stop4h 40m

Sun 10/119:05 -

1 stop5h 50m

Deal found 8/8£167

Tue 15/915:00 -

1 stop6h 45m

Tue 22/906:55 -

1 stop9h 20m

Deal found 6/8£174

Wed 9/907:00 -

2 stops10h 55m

Wed 16/920:45 -

1 stop13h 10m

Deal found 8/8£187

Mon 31/806:00 -

1 stop12h 20m

Wed 9/921:10 -

1 stop13h 10m

Deal found 9/8£189

Tue 8/909:55 -

1 stop11h 15m

Thu 10/922:45 -

1 stop11h 25m

Deal found 8/8£200

Tue 29/906:50 -

1 stop5h 50m

Wed 30/906:05 -

2 stops13h 00m

Deal found 7/8£214

Sun 27/916:30 -

1 stop18h 00m

Mon 30/1119:30 -

1 stop16h 10m

Deal found 9/8£219

Tue 17/1122:15 -

1 stop9h 35m

Mon 23/1115:10 -

1 stop8h 05m

Deal found 8/8£222

Tue 6/1007:30 -

2 stops14h 20m

Fri 9/1006:15 -

1 stop14h 00m

Deal found 7/8£225

Sat 12/1218:10 -

Nonstop3h 15m

Sun 13/1207:35 -

Nonstop3h 50m

Deal found 7/8£152

Wed 23/913:30 -

1 stop24h 00m

Tue 29/916:00 -

1 stop22h 30m

Deal found 6/8£161

Sat 3/1013:45 -

Nonstop3h 20m

Sun 4/1008:10 -

Nonstop3h 45m

Deal found 6/8£153

Sun 23/817:10 -

1 stop5h 00m

Sat 29/822:15 -

1 stop10h 25m

Deal found 9/8£341

Sat 14/1106:35 -

1 stop4h 40m

Tue 17/1114:00 -

1 stop7h 35m

Deal found 9/8£177

Sat 5/910:35 -

1 stop8h 15m

Sat 12/921:00 -

1 stop13h 20m

Deal found 8/8£360

Fri 6/1113:20 -

1 stop12h 00m

Fri 13/1116:05 -

1 stop22h 15m

Deal found 8/8£164

Tue 29/915:00 -

1 stop6h 45m

Fri 2/1006:45 -

1 stop9h 30m

Deal found 8/8£187

Sun 20/920:05 -

1 stop27h 05m

Tue 29/916:10 -

1 stop17h 45m

Deal found 10/8£190

Sat 17/1019:00 -

Nonstop3h 00m

Sat 24/1008:30 -

Nonstop3h 30m

Deal found 7/8£160

Sat 10/1010:50 -

1 stop10h 25m

Sun 18/1006:10 -

1 stop5h 45m

Deal found 7/8£181

Fri 29/113:20 -

1 stop11h 50m

Sun 31/115:05 -

1 stop22h 15m

Deal found 6/8£173

Fri 4/920:05 -

1 stop26h 50m

Wed 16/916:35 -

1 stop17h 20m

Deal found 7/8£195

Sat 10/1019:00 -

Nonstop3h 00m

Tue 13/1008:30 -

Nonstop3h 30m

Deal found 6/8£164

Mon 14/906:00 -

1 stop7h 10m

Sat 26/906:00 -

1 stop13h 40m

Deal found 7/8£223

Mon 21/916:30 -

1 stop6h 15m

Mon 28/919:30 -

1 stop16h 10m

Deal found 10/8£231

Mon 28/908:30 -

2 stops7h 50m

Wed 7/1021:25 -

1 stop12h 55m

Deal found 9/8£211

Sun 20/913:30 -

1 stop11h 30m

Wed 30/916:00 -

1 stop22h 30m

Deal found 6/8£176

Mon 28/919:05 -

Nonstop3h 00m

Tue 6/1013:05 -

Nonstop3h 30m

Deal found 8/8£164

Find flight deals from Heathrow to Southeast Europe

Round-trip from	£107
One-way from	£56
Popular in	August
Cheapest in	January
Average price	£241

British Airways
11/11-16/11
Nonstop
6h 45m total
London to Southeast Europe

Search Deals

16/9
1 total stop
20h 15m total
London to Southeast Europe

Search Deals

Highest demand for flights based on searches. 36% potential increase in price (£50 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 10% potential price decrease (£9 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSofia

LHR London Heathrow - SOF Sofia

LHRSOF

London Heathrow

Fri 6/11

14:05-19:20

Nonstop3h 15m

Sofia

Mon 9/11

17:15-18:45

Nonstop3h 30m

£147

LondonBucharest

LHR London Heathrow - OTP Bucharest Otopeni Intl

LHROTP

London Heathrow

Sat 12/12

18:10-23:25

Nonstop3h 15m

Bucharest Otopeni Intl

Sun 13/12

07:35-09:25

Nonstop3h 50m

£152

LondonBucharest

LHR London Heathrow - OTP Bucharest Otopeni Intl

LHROTP

London Heathrow

Sat 3/10

13:45-19:05

Nonstop3h 20m

Bucharest Otopeni Intl

Sun 4/10

08:10-09:55

Nonstop3h 45m

£153

LondonTirana

LHR London Heathrow - TIA Tirana Rinas

LHRTIA

London Heathrow

Fri 6/11

13:20-02:10

1 stop11h 50m

Tirana Rinas

Sun 8/11

15:05-12:20

1 stop22h 15m

£157

Fastest return journey

LondonTirana

LHR London Heathrow - TIA Tirana Rinas

LHRTIA

London Heathrow

Sat 17/10

19:00-23:00

Nonstop3h 00m

Tirana Rinas

Sat 24/10

08:30-11:00

Nonstop3h 30m

£160

LondonSofia

LHR London Heathrow - SOF Sofia

LHRSOF

London Heathrow

Wed 23/9

13:30-15:30

1 stop24h 00m

Sofia

Tue 29/9

16:00-12:30

1 stop22h 30m

£161

LondonTirana

LHR London Heathrow - TIA Tirana Rinas

LHRTIA

London Heathrow

Sat 10/10

19:00-23:00

Nonstop3h 00m

Tirana Rinas

Tue 13/10

08:30-11:00

Nonstop3h 30m

£164

LondonTirana

LHR London Heathrow - TIA Tirana Rinas

LHRTIA

London Heathrow

Mon 28/9

19:05-23:05

Nonstop3h 00m

Tirana Rinas

Tue 6/10

13:05-15:35

Nonstop3h 30m

£164

LondonThessaloniki

LHR London Heathrow - SKG Thessaloniki Makedonia

LHRSKG

London Heathrow

Fri 6/11

13:20-03:20

1 stop12h 00m

Thessaloniki Makedonia

Fri 13/11

16:05-12:20

1 stop22h 15m

£164

LondonSofia

LHR London Heathrow - SOF Sofia

LHRSOF

London Heathrow

Sat 2/1

06:35-13:15

1 stop4h 40m

Sofia

Sun 10/1

19:05-22:55

1 stop5h 50m

£167

Flights are sorted by cheapest return flights first.

Deals found on 7/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

LHR-SOF

LHR-OTP

LHR-TIA

LHR-ATH

LHR-HER

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 Southeast Europe

LHR-zzYMH

LHR-SOF

LHR-OTP

LHR-TIA

LHR-ATH

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 £145). Flying from London Heathrow Airport to Southeast Europe in July is currently the most expensive (average of £306). 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?

When flying from London Heathrow Airport 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 19% versus a flight in the morning.

Weekly flight availability from London Heathrow Airport to Southeast Europe

The most flights from LHR to zzYMH are scheduled on a Monday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

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

The best time to book flights from London Heathrow Airport to Southeast Europe is 40 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

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

Reviews of airlines servicing Southeast Europe

Read reviews from past customers who have flown with Aegean Airlines,Austrian Airlines, andLufthansa from London Heathrow Airport to Southeast Europe. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Aegean Airlines

8.2

Very Good

901 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

mandy,Dec 2025

ATH - RIX

You get what you pay for! No food or entertainment but seats were comfortable

Aegean Airlines

8.2

Very Good

901 reviews

Aegean Airlines

8.2

Very Good

901 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

mandy,Dec 2025

ATH - RIX

You get what you pay for! No food or entertainment but seats were comfortable

Austrian Airlines

7.6

Good

947 reviews

Aegean Airlines

8.2

Very Good

901 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

mandy,Dec 2025

ATH - RIX

You get what you pay for! No food or entertainment but seats were comfortable

Lufthansa

6.8

Okay

8,181 reviews

Aegean Airlines

8.2

Very Good

901 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

mandy,Dec 2025

ATH - RIX

You get what you pay for! No food or entertainment but seats were comfortable

British Airways

6.7

Okay

8,159 reviews

Aegean Airlines

8.2

Very Good

901 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

mandy,Dec 2025

ATH - RIX

You get what you pay for! No food or entertainment but seats were comfortable

Air Serbia

6.2

Okay

234 reviews

Aegean Airlines

8.2

Very Good

901 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

mandy,Dec 2025

ATH - RIX

You get what you pay for! No food or entertainment but seats were comfortable

Related info for your journey

How long is the flight from London Heathrow Airport to Southeast Europe?
A quick flight from London Heathrow Airport to Southeast Europe can take about 3h 15m. British Airways provides one of the quickest options available for as low as £147. Airlines will cover a distance of 1267 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from London Heathrow Airport to Southeast Europe one-way?
The cheapest airline one-way is Wizz Air, with whom users have recently found tickets for as low as £16. However, be on the lookout for offers from easyJet and Air Serbia, 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 - Tirana Rinas. You may also consider London Heathrow - Athens Eleftherios V. or London Heathrow - Corfu Ioannis Kapodistrias.
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 Japan Airlines (80%), American Airlines (76%) and British Airways (76%).
What are the cheapest flights from London Heathrow Airport to Southeast Europe?
On average you can expect to pay £455 for a flight from London Heathrow Airport to Southeast Europe. The cheapest flight overall is £97 while the most popular route, (London Heathrow - Tirana Rinas) is currently priced at £122.
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 £145). Flying from London Heathrow Airport to Southeast Europe in July is currently the most expensive (average of £306). 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

Alternative routes

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Heathrow to Southeast Europe

Stansted to Istanbul flights

Heathrow to Istanbul flights

Gatwick to Amsterdam flights

Gatwick to Istanbul flights

Luton to Amsterdam flights

London City to Istanbul flights

Gatwick to Edinburgh flights

Heathrow to Palma de Mallorca flights

Stansted to Edinburgh flights

Luton to Istanbul flights

Heathrow to Amsterdam flights

Luton to Edinburgh flights

Gatwick to Charles de Gaulle flights

Luton to Charles de Gaulle flights

London City to Charles de Gaulle flights

Heathrow to Vicenza flights

Heathrow to Málaga flights

Heathrow to Lisbon flights

Heathrow to Larnaca flights

Gatwick to Orly flights

Heathrow to Edinburgh flights

Stansted to Amsterdam flights

Heathrow to Charles de Gaulle flights

Luton to Lisbon flights

Gatwick to Lisbon flights

Stansted to Sabiha Gokcen flights

London City to Amsterdam flights

Luton to Málaga flights

Luton to Belfast Intl flights

Stansted to Málaga flights

Heathrow to Tirana flights

Stansted to Barcelona-El Prat flights

Gatwick to Leonardo da Vinci/Fiumicino flights

Heathrow to Orly flights

London City to Málaga flights

Luton to Barcelona-El Prat flights

London City to Edinburgh flights

Gatwick to Belfast Intl flights

Heathrow to Barcelona-El Prat flights

Gatwick to Luqa flights

Stansted to Lisbon flights

Gatwick to Dublin flights

Heathrow to Leonardo da Vinci/Fiumicino flights

Gatwick to Barcelona-El Prat flights

Gatwick to Palma de Mallorca flights

Luton to Frederic Chopin flights

Gatwick to Larnaca flights

Heathrow to Faro flights

Heathrow to Luqa flights

Stansted to Dublin flights

Top 10 airlines flying from Heathrow to Southeast Europe

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£17	Average£93	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Wizz Air	Cheapest£19	Average£126	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Ryanair	Cheapest£38	Average£81	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Wizz Air	Cheapest£40	Average£143	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Wizz Air	Cheapest£43	Average£104	FlexibilityNo cancel fee	On-time83%	Search Wizz Air flights
Air Serbia	Cheapest£56	Average£181	FlexibilityNo cancel fee	On-timeN/A	Search Air Serbia flights
easyJet	Cheapest£75	Average£243	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Sky Express	Cheapest£95	Average£308	FlexibilityNo cancel fee	On-timeN/A	Search Sky Express flights
British Airways	Cheapest£96	Average£289	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Aegean Airlines	Cheapest£98	Average£241	FlexibilityNo cancel fee	On-time87%	Search Aegean Airlines flights

Fly with Cheapflights

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!

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.

Cheap flights from London Heathrow Airport to Southeast Europe from £56

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 16/9. 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

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 11 August 2026.

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 11 August 2026.

Best flights from Heathrow to Southeast EuropeDiscover 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 11 August 2026.

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 11 August 2026.

Direct flights from Heathrow to Southeast EuropeExplore 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 11 August 2026.

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 11 August 2026.

Last-minute flights from Heathrow to Southeast EuropeDiscover last-minute flight deals from Heathrow to Southeast Europe. Data last updated 11 August 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Southeast Europe. Data last updated 11 August 2026 and is based on user searches.

One-way flights from Heathrow to Southeast EuropeSearch for one-way flight options from Heathrow to Southeast Europe. Find affordable one-way fares based on user searches. Data last updated 11 August 2026.

Search for one-way flight options from Heathrow to Southeast Europe. Find affordable one-way fares based on user searches. Data last updated 11 August 2026.

Find flight deals from Heathrow to Southeast Europe

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Southeast Europe that are best for you.

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.

Cheapflights Insights

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 11 August 2026.

When flying from London Heathrow Airport 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 19% versus a flight in the morning.

Weekly flight availability from London Heathrow Airport to Southeast Europe

The most flights from LHR to zzYMH are scheduled on a Monday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

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

The best time to book flights from London Heathrow Airport to Southeast Europe is 40 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Southeast Europe. Price data was last updated on 8 August 2026.

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

Reviews of airlines servicing Southeast Europe

Read reviews from past customers who have flown with Aegean Airlines,Austrian Airlines, andLufthansa from London Heathrow Airport to Southeast Europe. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London Heathrow Airport to Southeast Europe?

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.

Complete your trip

Complete your trip to Southeast Europe by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Heathrow to Southeast Europe by cabin class

Find flights from Heathrow to Southeast Europe, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and Southeast Europe flights

Browse other Heathrow and Southeast Europe flight options. Last updated on 11 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Heathrow to Southeast Europe flights

Consider these flights travelling from Heathrow to Southeast Europe.

Top 10 airlines flying from Heathrow to Southeast Europe

Fly with Cheapflights

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?

100% Free

Book with Flexibility

Travel Smart

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 11 August 2026.

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 11 August 2026.

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 11 August 2026.

Last-minute flights from Heathrow to Southeast Europe
Discover last-minute flight deals from Heathrow to Southeast Europe. Data last updated 11 August 2026 and is based on user searches.

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 11 August 2026.