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Cheap flights from Southampton to Bucharest from £167

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BUH
27 Mar — 3 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Bucharest

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Bucharest
Explore the most affordable flight options available from Southampton to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 February 2026.

Wed 11/312:25
SOU
-
OTP
1 stop9h 05m
Multiple Airlines
Thu 12/321:05
OTP
-
SOU
2 stops24h 15m
Multiple Airlines
Deal found 25/2£167
Thu 23/409:25
SOU
-
OTP
2 stops13h 50m
Multiple Airlines
Sun 26/423:20
OTP
-
SOU
2 stops14h 30m
Multiple Airlines
Deal found 23/2£193
Wed 25/308:50
SOU
-
OTP
1 stop6h 20m
KLM
Sat 28/313:55
OTP
-
SOU
1 stop5h 05m
KLM
Deal found 23/2£196
Wed 25/309:25
SOU
-
OTP
2 stops11h 45m
Multiple Airlines
Sat 28/317:10
OTP
-
SOU
1 stop15h 45m
Multiple Airlines
Deal found 23/2£201
Wed 8/406:50
SOU
-
OTP
2 stops11h 05m
Multiple Airlines
Wed 15/406:50
OTP
-
SOU
1 stop10h 10m
Multiple Airlines
Deal found 22/2£234
Fri 3/720:45
SOU
-
OTP
1 stop14h 35m
Multiple Airlines
Mon 6/718:15
OTP
-
SOU
1 stop28h 00m
Multiple Airlines
Deal found 25/2£242

Find flight deals from Southampton to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Bucharest (BUH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 February 2026.

Round-trip from

£167

Popular in

December

Cheapest in

January

Average price

£104
11/3-12/3
  • 11/3-12/3
  • 3 total stops
  • 33h 20m total
  • Southampton to Bucharest
Search Deals
High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 9% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Bucharest 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, Cheapflights users made 858,174 searches. Data last updated 25 February 2026.
Use the filters below to find and compare flights from Southampton to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 11/3

08:55-03:15

2 stops16h 20m

Bucharest Otopeni Intl

Thu 12/3

18:15-08:45

2 stops16h 30m

£220

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sat 11/4

20:05-13:40

1 stop15h 35m

Bucharest Otopeni Intl

Sat 18/4

06:45-07:55

1 stop27h 10m

£234

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 23/4

09:25-01:15

2 stops13h 50m

Bucharest Otopeni Intl

Sun 26/4

16:05-20:05

3 stops30h 00m

£248

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 10/8

18:05-13:00

1 stop16h 55m

Bucharest Otopeni Intl

Fri 14/8

18:30-08:45

1 stop16h 15m

£285

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 8/4

09:05-17:20

1 stop6h 15m

Bucharest Otopeni Intl

Wed 15/4

18:10-08:35

1 stop16h 25m

£286

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 10/8

20:40-20:35

2 stops21h 55m

Bucharest Otopeni Intl

Fri 14/8

18:30-08:45

1 stop16h 15m

£370

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 27/5

08:55-01:20

2 stops14h 25m

Bucharest Otopeni Intl

Wed 10/6

16:15-08:25

2 stops18h 10m

£493

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Tue 7/7

19:55-15:25

2 stops17h 30m

Bucharest Otopeni Intl

Tue 14/7

08:15-19:25

2 stops13h 10m

£522

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 9/3

12:00-23:00

2 stops33h 00m

Bucharest Otopeni Intl

Thu 12/3

16:35-16:45

2 stops50h 10m

£535

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 18/3

12:00-23:30

2 stops33h 30m

£211

Flights are sorted by cheapest return flights first.

Deals found on 22/2

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Southampton to Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest from Southampton 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.

Cheapflights Insights

Everything you need to know about your flight from Southampton to Bucharest

What is the cheapest month to book a flight from Southampton to Bucharest?

Currently, March is the cheapest month in which you can book a flight from Southampton to Bucharest (average of £21). Flying from Southampton to Bucharest in July is currently the most expensive (average of £81). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton to Bucharest. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Southampton to Bucharest?

    Located just 3.5 mi from the city center, Southampton Eastleigh is the airport most travelers will use when flying to Bucharest from Southampton. Booking flights from Eastleigh (SOU) to Bucharest should be relatively easy as there are 0 daily outbound flights to Bucharest from 0 different airlines.

  • How long is the flight from Southampton to Bucharest?

    For as low as £285, KLM can have you in Bucharest from Southampton in 16h 55m. The distance between Southampton and Bucharest is about 1339 mi.

  • Can I find deals for flights from Southampton to Bucharest that include hotel bookings?

    Yes. In addition to deals on Southampton to Bucharest flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southampton to Bucharest?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southampton to Bucharest.

  • Can I find deals for business class flights from Southampton to Bucharest?

    Yes. Cheapflights offers flight deals from Southampton to Bucharest 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 Southampton to Bucharest?

    Currently, March is the cheapest month in which you can book a flight from Southampton to Bucharest (average of £21). Flying from Southampton to Bucharest in July is currently the most expensive (average of £81). 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

Travelling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

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Alternative routes for Southampton to Bucharest

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Southampton to Bucharest?

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Cheapflights helps you find that perfect flight to Bucharest from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Southampton to Bucharest flexibly with Cheapflights today.

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