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£25+ Cheap flights from Southeast Europe

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 23/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ATH — LHR
20 Apr — 27 Apr1
1 adult

Find flights from Southeast Europe

Cheapest flights from Southeast Europe
Explore the most affordable flight options available from Southeast Europe. Find the lowest fares based on data from user searches, with prices last updated on 15 April 2025.

Thu 15/505:55OTP - LTN
Nonstop3h 25mWizz Air
Thu 15/514:10LTN - OTP
Nonstop3h 15mWizz Air
Deal found 14/4£54
Wed 14/521:35OTP - STN
Nonstop3h 25mRyanair
Fri 16/515:20STN - OTP
Nonstop3h 10mRyanair
Deal found 14/4£58
Fri 2/500:45ATH - LGW
Nonstop4h 00mMultiple Airlines
Sun 11/506:50LGW - ATH
Nonstop3h 55mMultiple Airlines
Deal found 14/4£69
Sat 3/513:55ATH - LGW
Nonstop4h 00mWizz Air
Wed 7/507:10LGW - ATH
Nonstop3h 50mWizz Air
Deal found 14/4£70
Tue 6/514:00ATH - LTN
Nonstop4h 05mWizz Air
Tue 13/507:10LTN - ATH
Nonstop4h 00mWizz Air
Deal found 14/4£70
Fri 9/500:45ATH - LGW
Nonstop4h 00measyJet
Mon 12/505:20LGW - ATH
Nonstop3h 50measyJet
Deal found 15/4£73
Fri 2/521:20ATH - STN
Nonstop3h 50mRyanair
Mon 5/517:00STN - ATH
Nonstop3h 35mRyanair
Deal found 15/4£73
Thu 1/514:00ATH - LTN
Nonstop4h 05mMultiple Airlines
Mon 5/506:35LTN - ATH
Nonstop3h 45mMultiple Airlines
Deal found 15/4£74
Thu 22/505:55OTP - LTN
Nonstop3h 25mMultiple Airlines
Wed 28/511:45LTN - OTP
1 stop6h 30mMultiple Airlines
Deal found 14/4£78
Fri 9/514:20ATH - LTN
Nonstop3h 55mRyanair
Sun 18/515:40LTN - ATH
Nonstop3h 35mRyanair
Deal found 14/4£78
Tue 10/621:35OTP - STN
Nonstop3h 25mMultiple Airlines
Sat 14/622:15STN - OTP
1 stop10h 45mMultiple Airlines
Deal found 14/4£79
Thu 8/519:35OTP - LGW
1 stop14h 40mWizz Air
Wed 14/520:20LGW - OTP
1 stop12h 40mWizz Air
Deal found 14/4£87

Find flights from Southeast Europe within your budget

Find flights departing from Southeast Europe that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 15 April 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

BucharestLondon

OTP - LTN

OTPLTN

Bucharest Otopeni Intl

Thu 15/5

05:55-07:20

Nonstop3h 25m

London Luton

Thu 15/5

14:10-19:25

Nonstop3h 15m

£54

BucharestLondon

OTP - STN

OTPSTN

Bucharest Otopeni Intl

Wed 14/5

21:35-23:00

Nonstop3h 25m

London Stansted

Fri 16/5

15:20-20:30

Nonstop3h 10m

£58

AthensLondon

ATH - LGW

ATHLGW

Athens Eleftherios V.

Fri 2/5

00:45-02:45

Nonstop4h 00m

London Gatwick

Sun 11/5

06:50-12:45

Nonstop3h 55m

£69

AthensLondon

ATH - LGW

ATHLGW

Athens Eleftherios V.

Sat 3/5

13:55-15:55

Nonstop4h 00m

London Gatwick

Wed 7/5

07:10-13:00

Nonstop3h 50m

£70

AthensLondon

ATH - LTN

ATHLTN

Athens Eleftherios V.

Tue 6/5

14:00-16:05

Nonstop4h 05m

London Luton

Tue 13/5

07:10-13:10

Nonstop4h 00m

£70

AthensLondon

ATH - LGW

ATHLGW

Athens Eleftherios V.

Fri 9/5

00:45-02:45

Nonstop4h 00m

London Gatwick

Mon 12/5

05:20-11:10

Nonstop3h 50m

£73

AthensLondon

ATH - STN

ATHSTN

Athens Eleftherios V.

Fri 2/5

21:20-23:10

Nonstop3h 50m

London Stansted

Mon 5/5

17:00-22:35

Nonstop3h 35m

£73

AthensLondon

ATH - LTN

ATHLTN

Athens Eleftherios V.

Thu 1/5

14:00-16:05

Nonstop4h 05m

London Luton

Mon 5/5

06:35-12:20

Nonstop3h 45m

£74

BucharestLondon

OTP - LTN

OTPLTN

Bucharest Otopeni Intl

Thu 22/5

05:55-07:20

Nonstop3h 25m

London Luton

Wed 28/5

11:45-20:15

1 stop6h 30m

£78

AthensLondon

ATH - LTN

ATHLTN

Athens Eleftherios V.

Fri 9/5

14:20-16:15

Nonstop3h 55m

London Luton

Sun 18/5

15:40-21:15

Nonstop3h 35m

£78

Flights are sorted by cheapest return flights first.

Deals found on 14/4

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

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

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

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

Currently, December is the cheapest month in which you can book a flight from Southeast Europe (average of £27). Flying from Southeast Europe in July will prove the most costly (average of £102). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Southeast Europe?

Use this chart to determine the cheapest time to fly return from Southeast Europe to Heathrow. Price data was last updated on 30 March 2025.

Those who are seeking the cheapest fare on flights departing from Southeast Europe would be wise to consider leaving during Monday afternoons when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Wednesday at midday when fares are usually the most expensive.

Airline reviews for flights from Southeast Europe

Get insights into the airlines that provide service from 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 airline for your flight from Southeast Europe. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Boarding

7.8

Entertainment

6.9

Overall

8.1

Food

7.3

Comfort

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

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

Boarding

7.8

Entertainment

6.9

Overall

8.1

Food

7.3

Comfort

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

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

Boarding

7.8

Entertainment

6.9

Overall

8.1

Food

7.3

Comfort

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

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

Boarding

7.8

Entertainment

6.9

Overall

8.1

Food

7.3

Comfort

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

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

Boarding

7.8

Entertainment

6.9

Overall

8.1

Food

7.3

Comfort

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

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

Boarding

7.8

Entertainment

6.9

Overall

8.1

Food

7.3

Comfort

7.8

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

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

Browse thousands of different options on Cheapflights for your next trip

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Related info for your journey

Access useful and relevant information related to your journey from Southeast Europe. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 15 April 2025.
  • What is the cheapest airport to fly out of Southeast Europe?

    Barcelona-El Prat airport offers the cheapest routes to Birmingham, from £11; whereas Seoul Gimpo Intl airport is typically cheaper if you're flying to Jeju City, from £13. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

  • What is the cheapest month to fly from Southeast Europe?

    At the present moment the cheapest month to fly from Southeast Europe is currently December; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Southeast Europe?

    Check out the cheapest flights from Southeast Europe to embark to:
    Travel from Barcelona to London from £11 round trip
    Travel from Seoul to Jeju City from £13 round trip
    Travel from London to Rome from £17 round trip
    Travel from London to Frankfurt am Main from £17 round trip
    Travel from London to Barcelona from £28 round trip

  • How does Cheapflights help users find flights from Southeast Europe?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southeast Europe. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from 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 from Southeast Europe.

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

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Southeast Europe flexibly with Cheapflights today.

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

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Southeast Europe today and book when you’re ready!

See more FAQs

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 Southeast Europe?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southeast Europe. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Southeast Europe flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Southeast Europe today and book when you’re ready!

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