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Cheap flights from Portsmouth to Bucharest from £185

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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUH
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Portsmouth to Bucharest

Keep the following information in mind while searching for Portsmouth to Bucharest flight deals. Data was last updated 17 September 2025.

Round-trip from

£205

One-way from

£185

Popular in

December

Cheapest in

March

Average price

£102
30/10-6/11
  • 30/10-6/11
  • 4 total stops
  • 43h 25m total
  • Portsmouth to Bucharest
Search Deals
KLM
  • KLM
  • 31/10
  • 1 total stop
  • 5h 00m total
  • Portsmouth to Bucharest
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Portsmouth to Bucharest

Cheapest flights from Portsmouth to Bucharest
Explore the most affordable flight options available from Portsmouth to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Thu 30/1019:00SOU - OTP
2 stops27h 45mMultiple Airlines
Thu 6/1106:00OTP - SOU
2 stops15h 40mMultiple Airlines
Deal found 15/9£205
Tue 25/1115:20SOU - OTP
1 stop20h 35mMultiple Airlines
Thu 27/1116:50OTP - SOU
1 stop16h 50mMultiple Airlines
Deal found 16/9£219
Fri 10/1008:55SOU - OTP
2 stops24h 25mMultiple Airlines
Mon 13/1018:40OTP - SOU
2 stops15h 35mMultiple Airlines
Deal found 16/9£221
Fri 10/1017:35SOU - OTP
1 stop5h 25mKLM
Mon 13/1018:05OTP - SOU
1 stop16h 40mKLM
Deal found 16/9£280
Mon 22/920:30SOU - OTP
2 stops19h 15mMultiple Airlines
Tue 23/922:10OTP - SOU
3 stops36h 15mMultiple Airlines
Deal found 16/9£293

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth 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 17 September 2025.
Use the filters below to find and compare flights from Portsmouth to Bucharest that are best for you.

Fly from

Portsmouth

Fly to

Bucharest

Route

Depart

Return

Price

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 30/10

19:00-00:45

2 stops27h 45m

Bucharest Otopeni Intl

Thu 6/11

06:00-19:40

2 stops15h 40m

£205

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Tue 25/11

15:20-13:55

1 stop20h 35m

Bucharest Otopeni Intl

Thu 27/11

16:50-07:40

1 stop16h 50m

£219

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 10/10

08:55-11:20

2 stops24h 25m

Bucharest Otopeni Intl

Mon 13/10

18:40-08:15

2 stops15h 35m

£221

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 10/10

17:35-01:00

1 stop5h 25m

Bucharest Otopeni Intl

Mon 13/10

18:05-08:45

1 stop16h 40m

£280

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 31/10

17:30-00:30

1 stop5h 00m

£185

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 31/10

08:30-15:05

2 stops52h 35m

£284

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 9/10

15:45-01:25

2 stops31h 40m

£289

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sat 11/10

08:55-00:30

2 stops37h 35m

£289

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 10/10

15:45-23:50

2 stops30h 05m

£289

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Best time to book a flight from Portsmouth to Bucharest

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

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

Currently, February is the cheapest month in which you can book a flight from Portsmouth to Bucharest (average of £55). Flying from Portsmouth 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.

What is the cheapest time of day to fly from P0R to BUH?

Find hourly flight availability from Portsmouth to Bucharest. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to Bucharest as you normally would.

What is the cheapest day to fly from Portsmouth to Bucharest?

Use this chart to determine the cheapest time to fly return from Portsmouth to Bucharest. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Portsmouth to Bucharest flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 17 September 2025.
Read through reviews of airlines operating flights from Portsmouth to Bucharest, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Boarding

7.8

Crew

8.4

Food

7.3

Comfort

7.7

Entertainment

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

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

  • What are the most reliable airlines from Portsmouth to Bucharest?

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Bucharest consider choosing Royal Air Maroc (77%), Japan Airlines (75%) or American Airlines (61%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portsmouth to Bucharest?

    On average you can expect to pay £270 for a flight from Portsmouth to Bucharest. The cheapest flight overall is £65 while the most popular route, (Southampton Eastleigh - Bucharest Otopeni Intl) is currently priced at £218.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Portsmouth to Bucharest (average of £55). Flying from Portsmouth 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 Bucharest?

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

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Alternative routes for Portsmouth to Bucharest

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Constanţa flights

Top 10 airlines flying from Portsmouth to Bucharest

Discover the top 10 airlines that operate flights from Portsmouth 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£37Average£119FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
Wizz AirCheapest£41Average£138FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
RyanairCheapest£43Average£114FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
TAROMCheapest£66Average£127FlexibilityNo cancel feeOn-time86%
Search TAROM flights
British AirwaysCheapest£105Average£217FlexibilityNo cancel feeOn-time70%
Search British Airways flights
A.P.G.Cheapest£110Average£234FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Austrian AirlinesCheapest£143Average£253FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LOTCheapest£145Average£217FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapest£161Average£212FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£171Average£360FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Portsmouth to Bucharest. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bucharest from Portsmouth.

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

Yes! Cheapflights helps users easily find flights from Portsmouth to Bucharest with no change fees.

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

Yes, Cheapflights offers price alerts on Portsmouth to Bucharest flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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