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Cheap flights from London to Southeast Europe from £21

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Southeast Europe departing on 31/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London to Southeast Europe

Cheap return flights

These are some of the best return flight deals from London to Southeast Europe that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London to Southeast Europe.

Cheap last-minute flights

Planning a quick getaway from London to Southeast Europe? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Southeast Europe, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London to Southeast Europe

Find recent round-trip train or bus tickets from London to Southeast Europe.

All round-trip flight deals to Southeast Europe

The cheapest plane tickets to Southeast Europe found on KAYAK recently.
16:05 - 21:30STN-ATH
3h 25mdirect
06:10 - 08:10ATH-STN
4h 00mdirect
£43Ryanair
Find Deal
Wed, 8 Jan - Sat, 11 Jan
21:40 - 03:00LTN-OTP
3h 20mdirect
06:45 - 08:15OTP-LTN
3h 30mdirect
£43Wizz Air
Find Deal
Tue, 28 Jan - Thu, 30 Jan
15:45 - 21:30LTN-ATH
3h 45mdirect
22:05 - 00:10ATH-LTN
4h 05mdirect
£51Wizz Air
Find Deal
Mon, 13 Jan - Fri, 17 Jan
15:10 - 20:55LGW-ATH
3h 45mdirect
20:40 - 22:45ATH-LGW
4h 05mdirect
£51Wizz Air
Find Deal
Thu, 27 Feb - Sun, 2 Mar
14:05 - 19:40LTN-ATH
3h 35mdirect
13:15 - 15:15ATH-LTN
4h 00mdirect
£59easyJet
Find Deal
Sun, 19 Jan - Thu, 30 Jan
08:05 - 13:45LGW-ATH
3h 40mdirect
14:00 - 16:00ATH-LGW
4h 00mdirect
£59easyJet
Find Deal
Thu, 6 Feb - Mon, 10 Feb
08:20 - 16:25LTN-ATH
6h 05m1 stop
22:20 - 07:40ATH-LTN
11h 20m1 stop
£94Wizz Air
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Thu, 9 Jan - Sat, 11 Jan
18:30 - 23:45LHR-OTP
3h 15mdirect
08:05 - 09:55OTP-LHR
3h 50mdirect
£102British Airways
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Mon, 3 Feb - Wed, 5 Feb
18:10 - 23:25LHR-OTP
3h 15mdirect
08:05 - 09:55OTP-LHR
3h 50mdirect
£105British Airways
Find Deal
Sat, 8 Feb - Tue, 11 Feb
21:50 - 16:25LTN-ATH
16h 35m1 stop
16:55 - 21:05ATH-LTN
6h 10m1 stop
£123Wizz Air
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Wed, 1 Jan - Thu, 9 Jan
17:50 - 23:10LTN-OTP
3h 20mdirect
£21Wizz Air
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Tue, 31 Dec
18:00 - 23:25STN-ATH
3h 25mdirect
£22Ryanair
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Mon, 20 Jan
15:45 - 21:30LTN-ATH
3h 45mdirect
£22Wizz Air
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Fri, 10 Jan
06:55 - 12:40LTN-ATH
3h 45mdirect
£26Wizz Air
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Sun, 1 Dec
06:40 - 12:15LTN-ATH
3h 35mdirect
£32easyJet
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Tue, 10 Dec
12:20 - 18:00LGW-ATH
3h 40mdirect
£32easyJet
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Wed, 26 Feb
08:30 - 22:15LTN-OTP
11h 45m1 stop
£44Wizz Air
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Mon, 24 Feb
10:00 - 22:15LGW-OTP
10h 15m1 stop
£49Wizz Air
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Tue, 31 Dec
17:45 - 22:55LHR-OTP
3h 10mdirect
£63British Airways
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Tue, 31 Dec
17:45 - 22:55LHR-OTP
3h 10mdirect
£63British Airways
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Tue, 31 Dec
07:40 - 12:45STN-OTP
3h 05mdirect
11:25 - 12:55OTP-STN
3h 30mdirect
£59Ryanair
Find Deal
Mon, 25 Nov - Fri, 13 Dec
07:40 - 12:45STN-OTP
3h 05mdirect
05:45 - 07:15OTP-STN
3h 30mdirect
£65Ryanair
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Mon, 25 Nov - Mon, 9 Dec
17:50 - 23:10LTN-OTP
3h 20mdirect
15:35 - 17:10OTP-LTN
3h 35mdirect
£72Wizz Air
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Wed, 27 Nov - Wed, 4 Dec
17:50 - 23:10LTN-OTP
3h 20mdirect
06:45 - 08:15OTP-LTN
3h 30mdirect
£73Wizz Air
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Mon, 25 Nov - Fri, 13 Dec
15:45 - 21:30LTN-ATH
3h 45mdirect
22:05 - 00:10ATH-LTN
4h 05mdirect
£86Wizz Air
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Wed, 27 Nov - Wed, 4 Dec
15:45 - 21:30LTN-ATH
3h 45mdirect
22:05 - 00:10ATH-LTN
4h 05mdirect
£86Wizz Air
Find Deal
Wed, 27 Nov - Wed, 4 Dec
15:30 - 21:10LGW-ATH
3h 40mdirect
21:00 - 22:55ATH-LGW
3h 55mdirect
£121easyJet
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Sat, 23 Nov - Sun, 8 Dec
08:05 - 13:45LGW-ATH
3h 40mdirect
14:25 - 16:25ATH-LGW
4h 00mdirect
£123easyJet
Find Deal
Wed, 27 Nov - Wed, 4 Dec
10:15 - 15:35LHR-OTP
3h 20mdirect
16:25 - 18:00OTP-LHR
3h 35mdirect
£133British Airways
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Tue, 26 Nov - Tue, 17 Dec
18:30 - 23:45LHR-OTP
3h 15mdirect
08:05 - 09:55OTP-LHR
3h 50mdirect
£173British Airways
Find Deal
Mon, 25 Nov - Mon, 9 Dec
21:40 - 03:00LTN-OTP
3h 20mdirect
06:45 - 08:15OTP-LTN
3h 30mdirect
£43Wizz Air
Find Deal
Fri, 24 Jan - Tue, 4 Feb
17:50 - 23:10LTN-OTP
3h 20mdirect
15:35 - 17:10OTP-LTN
3h 35mdirect
£44Wizz Air
Find Deal
Wed, 15 Jan - Wed, 22 Jan
19:35 - 00:40STN-OTP
3h 05mdirect
05:45 - 07:15OTP-STN
3h 30mdirect
£44Ryanair
Find Deal
Sat, 1 Feb - Sun, 2 Feb
08:25 - 13:50STN-ATH
3h 25mdirect
07:10 - 09:10ATH-STN
4h 00mdirect
£46Ryanair
Find Deal
Wed, 4 Dec - Tue, 17 Dec
15:45 - 21:30LTN-ATH
3h 45mdirect
22:05 - 00:10ATH-LTN
4h 05mdirect
£51Wizz Air
Find Deal
Mon, 13 Jan - Fri, 17 Jan
15:10 - 20:55LGW-ATH
3h 45mdirect
20:40 - 22:45ATH-LGW
4h 05mdirect
£51Wizz Air
Find Deal
Thu, 27 Feb - Sun, 2 Mar
14:05 - 19:40LTN-ATH
3h 35mdirect
13:15 - 15:15ATH-LTN
4h 00mdirect
£59easyJet
Find Deal
Sun, 19 Jan - Thu, 30 Jan
08:05 - 13:45LGW-ATH
3h 40mdirect
14:00 - 16:00ATH-LGW
4h 00mdirect
£59easyJet
Find Deal
Thu, 6 Feb - Mon, 10 Feb
18:30 - 23:45LHR-OTP
3h 15mdirect
08:05 - 09:55OTP-LHR
3h 50mdirect
£102British Airways
Find Deal
Mon, 3 Feb - Wed, 5 Feb
18:10 - 23:25LHR-OTP
3h 15mdirect
08:05 - 09:55OTP-LHR
3h 50mdirect
£105British Airways
Find Deal
Sat, 8 Feb - Tue, 11 Feb

Wizz Air flights from London to Southeast Europe

Our best Wizz Air deals on London to Southeast Europe flight tickets
Wizz Air
28 Jan
LTN21:40London Luton
3h 20m
OTP03:00Bucharest Otopeni Intl
30 Jan
OTP06:45Bucharest Otopeni Intl
3h 30m
LTN08:15London Luton
Wizz Air
16 Jan
LTN17:50London Luton
3h 20m
OTP23:10Bucharest Otopeni Intl
29 Jan
OTP15:35Bucharest Otopeni Intl
3h 35m
LTN17:10London Luton
Wizz Air
15 Jan
LTN17:50London Luton
3h 20m
OTP23:10Bucharest Otopeni Intl
22 Jan
OTP15:35Bucharest Otopeni Intl
3h 35m
LTN17:10London Luton

Aegean Airlines flights from London to Southeast Europe

Our best Aegean Airlines deals on London to Southeast Europe flight tickets
Aegean Airlines
11 Jan
LHR16:35London Heathrow
3h 45m
ATH22:20Athens Eleftherios V.
20 Jan
ATH16:00Athens Eleftherios V.
3h 55m
LHR17:55London Heathrow
Aegean Airlines
13 Jan
LHR19:00London Heathrow
1h 35m
ATH22:35Athens Eleftherios V.
20 Jan
ATH14:00Athens Eleftherios V.
5h 55m
LHR17:55London Heathrow
Aegean Airlines
14 Jan
LHR19:00London Heathrow
1h 35m
ATH22:35Athens Eleftherios V.
15 Jan
ATH11:25Athens Eleftherios V.
6h 05m
LHR15:30London Heathrow

See travel insights to Southeast Europe from

How to get the cheapest flight ticket from London to Southeast Europe

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Southeast Europe?

The cheapest day to depart from London to Southeast Europe is on a Wednesday. Travellers who choose to depart for Southeast Europe on a Wednesday will often find tickets for as low as £186. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around £213. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Europe.

What is the cheapest London to Southeast Europe flight route?

Fly from London Luton to Tirana Rinas for the best London - Southeast Europe flight prices

What cabin class options are available on London to Southeast Europe flights?

There are 3 cabin classes available to choose from on London to Southeast Europe flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Southeast Europe flights?

You could potentially save up to 77% on your flight if you consider stops on a London to Southeast Europe flight.

Cheap London to Southeast Europe flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Southeast Europe

Best price found

£21

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Southeast Europe

2 airports
The best one-way flight to Southeast Europe from London in the past 72 hours is £21. The best return flight deal from London to Southeast Europe found on momondo in the last 72 hours is £43.
The fastest flight from London to Southeast Europe takes 1h 35m
Direct flights go from London to Southeast Europe every day.
There are 2 airports near Southeast Europe: Athens Eleftherios V. (ATH), Bucharest Otopeni Intl (OTP)

  • When did momondo last update prices for flights from London to Southeast Europe?

    Prices for flights from London to Southeast Europe are updated daily.

  • How many operators does momondo search for flights from London to Southeast Europe?

  • How old do you have to be to fly from London to Southeast Europe?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Southeast Europe.

  • What documentation or ID do you need to fly to Southeast Europe?

    The necessary travel and health documents for your Southeast Europe trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Southeast Europe?


Best airlines flying from London to Southeast Europe

Compare and see reviews for airlines that fly from London to Southeast Europe with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £37Free CancellationRating
6.0
89 reviews
Search Ryanair flights
Air SerbiaPriceFrom £68Free CancellationRating
6.3
203 reviews
Search Air Serbia flights
Jet2PriceFrom £77Free CancellationRating
8.3
150 reviews
Search Jet2 flights
Corendon Airlines EuropePriceFrom £83Free CancellationRating
4.5
10 reviews
Search Corendon Airlines Europe flights
TUI AirwaysPriceFrom £86Free CancellationRating
6.4
17 reviews
Search TUI Airways flights
Croatia AirlinesPriceFrom £100Free CancellationRating
7.0
72 reviews
Search Croatia Airlines flights
Sky ExpressPriceFrom £101Free CancellationRating
7.4
110 reviews
Search Sky Express flights
Corendon AirlinesPriceFrom £102Free CancellationRating
6.0
17 reviews
Search Corendon Airlines flights
TAROMPriceFrom £125Free CancellationRating
7.2
113 reviews
Search TAROM flights
SWISSPriceFrom £128Free CancellationRating
7.6
1,637 reviews
Search SWISS flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Southeast Europe?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Southeast Europe from London.

Can I find flights from London to Southeast Europe with flexible booking policies on momondo?

Flights from London to Southeast Europe with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Southeast Europe?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southeast Europe from London.

I’m not ready to book a flight from London to Southeast Europe right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Southeast Europe, momondo offers a useful price alert feature which will track prices for flights to Southeast Europe from London and alert you when they change.


An easier way to manage your Southeast Europe trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Popular Cities in Southeast Europe

Popular flights according to clicks in the last 7 days on momondo