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Cheap flights from Portsmouth to Bucharest from £177

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BUH
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Bucharest

Enter your travel dates to find the best prices.

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 30 April 2026.

Tue 9/618:10
SOU
-
OTP
2 stops23h 45m
Multiple Airlines
Tue 16/616:45
OTP
-
SOU
2 stops17h 20m
Multiple Airlines
Deal found 25/4£177
Thu 11/611:40
SOU
-
OTP
2 stops23h 15m
Multiple Airlines
Thu 18/612:00
OTP
-
SOU
2 stops22h 45m
Multiple Airlines
Deal found 26/4£189
Wed 10/620:00
SOU
-
OTP
2 stops23h 30m
Multiple Airlines
Fri 12/611:35
OTP
-
SOU
2 stops21h 45m
Multiple Airlines
Deal found 29/4£204
Fri 12/618:25
SOU
-
OTP
1 stop15h 05m
Multiple Airlines
Fri 19/611:35
OTP
-
SOU
2 stops21h 45m
Multiple Airlines
Deal found 28/4£211
Thu 11/606:45
SOU
-
OTP
2 stops25h 00m
Multiple Airlines
Sat 13/606:05
OTP
-
SOU
2 stops27h 50m
Multiple Airlines
Deal found 27/4£217

Find flight deals from Portsmouth to Bucharest

Keep the following information in mind while searching for Portsmouth to Bucharest flight deals. Data was last updated 30 April 2026.

Round-trip from

£189

Popular in

December

Cheapest in

January

Average price

£150
11/6-18/6
  • 11/6-18/6
  • 4 total stops
  • 46h 00m total
  • Portsmouth to Bucharest
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 30 April 2026.
Use the filters below to find and compare flights from Portsmouth to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Tue 9/6

18:10-19:55

2 stops23h 45m

Bucharest Otopeni Intl

Tue 16/6

22:45-12:55

1 stop16h 10m

£193

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 10/6

20:00-21:30

2 stops23h 30m

Bucharest Otopeni Intl

Fri 12/6

11:35-07:20

2 stops21h 45m

£204

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 11/6

11:40-12:55

2 stops23h 15m

Bucharest Otopeni Intl

Thu 18/6

18:20-08:45

1 stop16h 25m

£226

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 12/6

18:25-11:30

1 stop15h 05m

Bucharest Otopeni Intl

Fri 19/6

22:15-19:30

1 stop23h 15m

£274
Fastest return journey

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 26/10

08:55-23:45

2 stops12h 50m

Bucharest Otopeni Intl

Mon 9/11

16:00-08:25

2 stops18h 25m

£504

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 8/6

06:45-01:20

2 stops40h 35m

Bucharest Otopeni Intl

Fri 12/6

15:30-16:15

2 stops26h 45m

£541

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sat 16/5

06:45-14:00

2 stops29h 15m

Bucharest Otopeni Intl

Wed 20/5

08:15-20:45

2 stops38h 30m

£600
Cheapest one-way

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sat 22/8

06:45-14:05

2 stops53h 20m

£246
Fastest single journey

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 24/8

18:25-01:20

2 stops28h 55m

£246

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sun 23/8

14:45-00:50

2 stops32h 05m

£279

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Sorted by cheapest first

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 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 30 April 2026.

One of the essential ways to save on airfare from Portsmouth to Bucharest is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 13% on airfare.

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 25 April 2026.

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

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 American Airlines (85%), British Airways (83%) or Japan Airlines (79%) 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 £266 for a flight from Portsmouth to Bucharest. The cheapest flight overall is £94 while the most popular route, (Southampton Eastleigh - Bucharest Otopeni Intl) is currently priced at £204.

  • 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.

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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Gatwick to Timisoara flights
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Gatwick to Bacău flights
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Stansted to Constanţa flights
Stansted to Bacău flights
Southampton to Otopeni Intl flights
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Heathrow to Bacău flights
Luton to Constanţa flights
Liverpool to Otopeni Intl flights
Gatwick to Constanţa flights
Newcastle upon Tyne to Otopeni Intl flights
Liverpool to Iaşi flights

Top 8 airlines flying from Portsmouth to Bucharest

Discover the top 8 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 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£40Average£113FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
RyanairCheapest£43Average£104FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
FLYONE RomaniaCheapest£64Average£144FlexibilityNo cancel feeOn-timeN/A
Search FLYONE Romania flights
AnimawingsCheapest£90Average£136FlexibilityNo cancel feeOn-timeN/A
Search Animawings flights
British AirwaysCheapest£97Average£210FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapest£105Average£272FlexibilityNo cancel feeOn-time81%
Search LOT flights
Austrian AirlinesCheapest£170Average£231FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LufthansaCheapest£175Average£235FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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