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Cheap flights from Southeast Europe to London from £154

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 7/6. 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
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Find the cheapest flights from Southeast Europe to London

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
06:00 - 17:25
OTP
-
SOU
13h 25m
1 stop
KLM Logo
17:40 - 00:30
SOU
-
OTP
4h 50m
1 stop
£187KLM
Thu, 26 Feb - Mon, 2 Mar
KLM Logo
06:05 - 17:00
ATH
-
SOU
12h 55m
1 stop
KLM Logo
17:35 - 01:15
SOU
-
ATH
5h 40m
1 stop
£190KLM
Sat, 7 Mar - Wed, 11 Mar
Multiple Airlines Logo
22:50 - 19:20
OTP
-
SOU
22h 30m
2 stops
Multiple Airlines Logo
19:55 - 13:40
SOU
-
OTP
15h 45m
1 stop
£192Multiple Airlines
Thu, 26 Feb - Mon, 2 Mar
Multiple Airlines Logo
22:50 - 19:20
OTP
-
SOU
22h 30m
2 stops
Multiple Airlines Logo
19:55 - 22:25
SOU
-
OTP
24h 30m
2 stops
£193Multiple Airlines
Thu, 26 Feb - Mon, 2 Mar
KLM Logo
17:45 - 08:35
ATH
-
SOU
16h 50m
1 stop
KLM Logo
09:15 - 01:15
SOU
-
ATH
14h 00m
1 stop
£203KLM
Sun, 29 Mar - Sun, 5 Apr
Multiple Airlines Logo
12:55 - 08:40
ATH
-
SOU
21h 45m
1 stop
Multiple Airlines Logo
14:50 - 15:20
SOU
-
ATH
22h 30m
2 stops
£248Multiple Airlines
Sun, 29 Mar - Sun, 5 Apr
Multiple Airlines Logo
22:50 - 19:20
OTP
-
SOU
22h 30m
2 stops
Multiple Airlines Logo
17:45 - 00:30
SOU
-
OTP
28h 45m
3 stops
£255Multiple Airlines
Thu, 26 Feb - Mon, 2 Mar
British Airways Logo
16:35 - 17:30
OTP
-
SOU
26h 55m
2 stops
British Airways Logo
17:15 - 14:55
SOU
-
OTP
43h 40m
2 stops
£399British Airways
Thu, 26 Feb - Sat, 28 Feb
British Airways Logo
19:50 - 16:45
ATH
-
SOU
46h 55m
2 stops
British Airways Logo
12:00 - 01:20
SOU
-
ATH
11h 20m
2 stops
£403British Airways
Thu, 26 Feb - Mon, 2 Mar
British Airways Logo
19:50 - 16:45
ATH
-
SOU
46h 55m
2 stops
British Airways Logo
12:00 - 13:20
SOU
-
ATH
23h 20m
2 stops
£404British Airways
Thu, 26 Feb - Mon, 2 Mar

KLM flights from Southeast Europe to Southampton

Our best KLM deals on Southeast Europe to Southampton flight tickets
KLM
26 Feb
OTP06:00Bucharest Otopeni Intl
13h 25m
1 stop
SOU17:25Southampton Eastleigh
2 Mar
SOU17:40Southampton Eastleigh
4h 50m
1 stop
OTP00:30Bucharest Otopeni Intl
£187
KLM
7 Mar
ATH06:05Athens Eleftherios V.
12h 55m
1 stop
SOU17:00Southampton Eastleigh
11 Mar
SOU17:35Southampton Eastleigh
5h 40m
1 stop
ATH01:15Athens Eleftherios V.
£190
KLM
29 Mar
ATH17:45Athens Eleftherios V.
16h 50m
1 stop
SOU08:35Southampton Eastleigh
5 Apr
SOU09:15Southampton Eastleigh
14h 00m
1 stop
ATH01:15Athens Eleftherios V.
£203

British Airways flights from Southeast Europe to Southampton

Our best British Airways deals on Southeast Europe to Southampton flight tickets
British Airways
26 Feb
OTP16:35Bucharest Otopeni Intl
26h 55m
2 stops
SOU17:30Southampton Eastleigh
28 Feb
SOU17:15Southampton Eastleigh
43h 40m
2 stops
OTP14:55Bucharest Otopeni Intl
£399
British Airways
26 Feb
ATH19:50Athens Eleftherios V.
46h 55m
2 stops
SOU16:45Southampton Eastleigh
2 Mar
SOU12:00Southampton Eastleigh
11h 20m
2 stops
ATH01:20Athens Eleftherios V.
£403
British Airways
26 Feb
ATH19:50Athens Eleftherios V.
46h 55m
2 stops
SOU16:45Southampton Eastleigh
2 Mar
SOU12:00Southampton Eastleigh
23h 20m
2 stops
ATH13:20Athens Eleftherios V.
£404

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 14 February 2026.
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

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Thu 26/2

06:00-17:25

1 stop13h 25m

Southampton Eastleigh

Mon 2/3

17:40-00:30

1 stop4h 50m

£187

AthensSouthampton

ATH - SOU

ATHSOU

Athens Eleftherios V.

Sat 7/3

06:05-17:00

1 stop12h 55m

Southampton Eastleigh

Wed 11/3

17:35-01:15

1 stop5h 40m

£190

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Thu 26/2

22:50-19:20

2 stops22h 30m

Southampton Eastleigh

Mon 2/3

19:55-13:40

1 stop15h 45m

£192

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Thu 26/2

22:50-19:20

2 stops22h 30m

Southampton Eastleigh

Mon 2/3

19:55-22:25

2 stops24h 30m

£193

AthensSouthampton

ATH - SOU

ATHSOU

Athens Eleftherios V.

Sun 29/3

17:45-08:35

1 stop16h 50m

Southampton Eastleigh

Sun 5/4

09:15-01:15

1 stop14h 00m

£203

AthensSouthampton

ATH - SOU

ATHSOU

Athens Eleftherios V.

Sun 29/3

12:55-08:40

1 stop21h 45m

Southampton Eastleigh

Sun 5/4

14:50-15:20

2 stops22h 30m

£248

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Thu 26/2

22:50-19:20

2 stops22h 30m

Southampton Eastleigh

Mon 2/3

17:45-00:30

3 stops28h 45m

£255

BucharestSouthampton

OTP - SOU

OTPSOU

Bucharest Otopeni Intl

Thu 26/2

16:35-17:30

2 stops26h 55m

Southampton Eastleigh

Sat 28/2

17:15-14:55

2 stops43h 40m

£399

AthensSouthampton

ATH - SOU

ATHSOU

Athens Eleftherios V.

Thu 26/2

19:50-16:45

2 stops46h 55m

Southampton Eastleigh

Mon 2/3

12:00-01:20

2 stops11h 20m

£403

AthensSouthampton

ATH - SOU

ATHSOU

Athens Eleftherios V.

Thu 26/2

19:50-16:45

2 stops46h 55m

Southampton Eastleigh

Mon 2/3

12:00-13:20

2 stops23h 20m

£404

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Fastest flight time

12h 55m

Direct flights

None
The fastest flight from Southeast Europe to Southampton takes 12h 55m
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.

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