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Cheap flights from Southampton to Bucharest from £247

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BUH
16 Jul — 23 Jul1
1 adult

Cheap 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 11 July 2025.

Round-trip from

£319

One-way from

£247

Popular in

December

Cheapest in

March

Average price

£195
24/8-31/8
  • 24/8-31/8
  • 4 total stops
  • 43h 50m total
  • Southampton to Bucharest
KLM
  • KLM
  • 20/7
  • 1 total stop
  • 17h 25m total
  • Southampton to Bucharest
Highest demand for flights based on searches. 5% potential increase in price (£5 potential increase over avg. return price).
Cheapest flight prices on average. 10% potential price decrease (£10 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Southampton to Bucharest

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 11 July 2025.

Sun 24/821:30SOU - OTP
2 stops22h 00mMultiple Airlines
Sun 31/823:40OTP - SOU
2 stops21h 50mMultiple Airlines
Deal found 10/7£319
Tue 30/912:30SOU - OTP
2 stops10h 55mBritish Airways
Fri 3/1015:30OTP - SOU
2 stops19h 55mBritish Airways
Deal found 10/7£776

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 11 July 2025.
Use the filters below to find and compare flights from Southampton to Bucharest that are best for you.

Fly from

Southampton

Fly to

Bucharest

Route

Depart

Return

Price

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sun 24/8

21:30-21:30

2 stops22h 00m

Bucharest Otopeni Intl

Sun 31/8

23:40-19:30

2 stops21h 50m

£319

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Tue 30/9

12:30-01:25

2 stops10h 55m

Bucharest Otopeni Intl

Fri 3/10

15:30-09:25

2 stops19h 55m

£776

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sun 20/7

17:35-13:00

1 stop17h 25m

£247

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 1/8

12:30-01:25

2 stops10h 55m

£404

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 27/8

09:10-23:45

2 stops12h 35m

£519

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 28/8

09:40-07:45

2 stops44h 05m

£1,580

Flights are sorted by cheapest return flights first.

Deals found on 11/7

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, February is the cheapest month in which you can book a flight from Southampton to Bucharest (average of £55). Flying from Southampton to Bucharest in July is currently the most expensive (average of £263). 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.

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bucharest. Reviews last updated 11 July 2025.
Check out reviews from past customers who have flown with KLM, Qatar Airways, andBritish Airways from Southampton to Bucharest to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 1 airline.

  • What is the cheapest airline to fly from Southampton to Bucharest round-trip?

    Our cheapest airline available from Southampton to Bucharest is British Airways. Our recent data shows that you can find tickets from as low as £776 on this airline.

  • What are the cheapest airlines to fly from Southampton to Bucharest one-way?

    The cheapet airlines for a one-way flight from Southampton to Bucharest are KLM (£247), British Airways (£404), and Qatar Airways (£1,580).

  • 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, February is the cheapest month in which you can book a flight from Southampton to Bucharest (average of £55). Flying from Southampton to Bucharest in July is currently the most expensive (average of £263). 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 Southampton?

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

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Top airline flying from Southampton to Bucharest

Discover the top airline that operate flights from Southampton to Bucharest. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£171Average£361FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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

Deals for Southampton to Bucharest flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Bucharest?

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!

Can Cheapflights find flights from Southampton to Bucharest with no change fees?

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

Can Cheapflights notify me if prices for flights from Southampton to Bucharest become cheaper?

Of course! You can now track prices for flights from Southampton to Bucharest and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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