Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Southeast Europe to London from £151

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Southeast Europe to London departing on 30/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Southeast Europe to London

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
17:20 - 08:05ATH-SOU
16h 45m1 stop
KLM Logo
18:05 - 13:00SOU-ATH
16h 55m1 stop
£155KLM
Find Deal
Thu, 4 Dec - Thu, 11 Dec
Multiple Airlines Logo
15:55 - 19:20OTP-SOU
29h 25m1 stop
Multiple Airlines Logo
19:55 - 12:55SOU-OTP
39h 00m2 stops
£181Multiple Airlines
Find Deal
Sun, 9 Nov - Mon, 17 Nov
Multiple Airlines Logo
15:55 - 19:20OTP-SOU
29h 25m1 stop
Multiple Airlines Logo
19:55 - 13:40SOU-OTP
15h 45m1 stop
£188Multiple Airlines
Find Deal
Sun, 9 Nov - Mon, 17 Nov
Multiple Airlines Logo
15:55 - 19:20ATH-SOU
29h 25m2 stops
Multiple Airlines Logo
14:15 - 10:55SOU-ATH
18h 40m1 stop
£192Multiple Airlines
Find Deal
Thu, 4 Dec - Thu, 11 Dec
Multiple Airlines Logo
23:30 - 19:20OTP-SOU
21h 50m2 stops
Multiple Airlines Logo
19:55 - 15:00SOU-OTP
17h 05m2 stops
£194Multiple Airlines
Find Deal
Sun, 9 Nov - Mon, 17 Nov
Multiple Airlines Logo
15:55 - 19:20OTP-SOU
29h 25m1 stop
Multiple Airlines Logo
19:55 - 13:40SOU-OTP
15h 45m1 stop
£195Multiple Airlines
Find Deal
Sun, 9 Nov - Mon, 17 Nov
KLM Logo
18:00 - 08:10OTP-SOU
16h 10m1 stop
KLM Logo
18:05 - 13:00SOU-OTP
16h 55m1 stop
£299KLM
Find Deal
Sun, 9 Nov - Mon, 17 Nov
British Airways Logo
08:05 - 17:20OTP-SOU
11h 15m2 stops
British Airways Logo
12:15 - 23:30SOU-OTP
33h 15m2 stops
£365British Airways
Find Deal
Mon, 16 Mar - Wed, 18 Mar
British Airways Logo
07:35 - 17:25OTP-SOU
35h 50m2 stops
British Airways Logo
18:05 - 23:00SOU-OTP
26h 55m2 stops
£431British Airways
Find Deal
Sun, 9 Nov - Mon, 17 Nov
British Airways Logo
07:35 - 17:25OTP-SOU
35h 50m3 stops
British Airways Logo
18:05 - 14:45SOU-OTP
42h 40m2 stops
£444British Airways
Find Deal
Sun, 9 Nov - Mon, 17 Nov

British Airways flights from Southeast Europe to Southampton

Our best British Airways deals on Southeast Europe to Southampton flight tickets
British Airways
16 Mar
OTP08:05Bucharest Otopeni Intl
11h 15m
2 stops
SOU17:20Southampton Eastleigh
18 Mar
SOU12:15Southampton Eastleigh
33h 15m
2 stops
OTP23:30Bucharest Otopeni Intl
£365
Find similar
British Airways
9 Nov
OTP07:35Bucharest Otopeni Intl
35h 50m
2 stops
SOU17:25Southampton Eastleigh
17 Nov
SOU18:05Southampton Eastleigh
26h 55m
2 stops
OTP23:00Bucharest Otopeni Intl
£431
Find similar
British Airways
9 Nov
OTP07:35Bucharest Otopeni Intl
35h 50m
3 stops
SOU17:25Southampton Eastleigh
17 Nov
SOU18:05Southampton Eastleigh
42h 40m
2 stops
OTP14:45Bucharest Otopeni Intl
£444
Find similar

KLM flights from Southeast Europe to Southampton

Our best KLM deals on Southeast Europe to Southampton flight tickets
KLM
4 Dec
ATH17:20Athens Eleftherios V.
16h 45m
1 stop
SOU08:05Southampton Eastleigh
11 Dec
SOU18:05Southampton Eastleigh
16h 55m
1 stop
ATH13:00Athens Eleftherios V.
£155
Find similar
KLM
9 Nov
OTP18:00Bucharest Otopeni Intl
16h 10m
1 stop
SOU08:10Southampton Eastleigh
17 Nov
SOU18:05Southampton Eastleigh
16h 55m
1 stop
OTP13:00Bucharest Otopeni Intl
£299
Find similar
KLM
19 Mar
SOF07:00Sofia
12h 25m
1 stop
SOU17:25Southampton Eastleigh
23 Mar
SOU17:30Southampton Eastleigh
18h 35m
1 stop
SOF14:05Sofia
£371
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Southeast Europe to Southampton 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, momondo users made 279,928 searches. Data last updated 22 October 2025.
Use the filters below to find and compare flights from Southeast Europe to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AthensSouthampton

ATH - SOU

ATHSOU

Athens Eleftherios V.

Thu 4/12

17:20-08:05

1 stop16h 45m

Southampton Eastleigh

Thu 11/12

18:05-13:00

1 stop16h 55m

£155

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Sun 9/11

15:55-19:20

1 stop29h 25m

Southampton Eastleigh

Mon 17/11

19:55-12:55

2 stops39h 00m

£181

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Sun 9/11

15:55-19:20

1 stop29h 25m

Southampton Eastleigh

Mon 17/11

19:55-13:40

1 stop15h 45m

£188

AthensSouthampton

ATH - SOU

ATHSOU

Athens Eleftherios V.

Thu 4/12

15:55-19:20

2 stops29h 25m

Southampton Eastleigh

Thu 11/12

14:15-10:55

1 stop18h 40m

£192

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Sun 9/11

23:30-19:20

2 stops21h 50m

Southampton Eastleigh

Mon 17/11

19:55-15:00

2 stops17h 05m

£194

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Sun 9/11

15:55-19:20

1 stop29h 25m

Southampton Eastleigh

Mon 17/11

19:55-13:40

1 stop15h 45m

£195

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Sun 9/11

18:00-08:10

1 stop16h 10m

Southampton Eastleigh

Mon 17/11

18:05-13:00

1 stop16h 55m

£299

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Mon 16/3

08:05-17:20

2 stops11h 15m

Southampton Eastleigh

Wed 18/3

12:15-23:30

2 stops33h 15m

£365

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Sun 9/11

07:35-17:25

2 stops35h 50m

Southampton Eastleigh

Mon 17/11

18:05-23:00

2 stops26h 55m

£431

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Sun 9/11

07:35-17:25

3 stops35h 50m

Southampton Eastleigh

Mon 17/11

18:05-14:45

2 stops42h 40m

£444

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

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

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

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

No. A direct flight is the cheapest option for a flight between Southeast Europe to Southampton.

Cheap Southeast Europe to Southampton flight deals and tips

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

Direct flights

None
There are no direct flights from Southeast Europe to Southampton. There are no popular flight routes from Southeast Europe to Southampton.
Search flight deals

  • When did momondo last update prices for flights from Southeast Europe to Southampton Eastleigh Airport?

    Prices for flights from Southeast Europe to Southampton Eastleigh Airport are updated daily.

  • How old do you have to be to fly from Southeast Europe to Southampton Eastleigh Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Southeast Europe to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents you'll need for your trip to Southampton Eastleigh Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southampton Eastleigh Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Southeast Europe to Southampton. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Southampton from Southeast Europe with this policy.

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

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 Southampton from Southeast Europe.

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

Price alerts on flights to Southampton from Southeast Europe are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Southampton 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 21/11
Fri 28/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom