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Cheap flights from Portsmouth to Bucharest Otopeni Intl Airport from £111

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — OTP
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Portsmouth to Otopeni Intl

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Otopeni Intl
Explore the most affordable flight options available from Portsmouth to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Mon 8/1208:40SOU - OTP
1 stop13h 50mKLM
Fri 12/1218:00OTP - SOU
1 stop16h 50mKLM
Deal found 24/11£361
Sat 13/1213:55SOU - OTP
2 stops33h 15mMultiple Airlines
Fri 2/120:50OTP - SOU
1 stop17h 15mMultiple Airlines
Deal found 25/11£417
Mon 8/1216:45SOU - OTP
2 stops44h 00mBritish Airways
Fri 12/1220:20OTP - SOU
2 stops17h 45mBritish Airways
Deal found 25/11£561

Cheap flight deals from Portsmouth to Otopeni Intl

Keep the following information in mind while searching for Portsmouth to Otopeni Intl flight deals. Data was last updated 27 November 2025.

Round-trip from

£157

One-way from

£111

Popular in

December

Cheapest in

March

Average price

£78
8/1-15/1
  • 8/1-15/1
  • 4 total stops
  • 45h 05m total
  • Portsmouth to Bucharest
Search Deals
8/12
  • 8/12
  • 1 total stop
  • 15h 45m 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. 10% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Otopeni Intl 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 27 November 2025.
Use the filters below to find and compare flights from Portsmouth to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Portsmouth

Fly to

Otopeni Intl

Route

Depart

Return

Price

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 8/1

17:55-19:30

2 stops23h 35m

Bucharest Otopeni Intl

Thu 15/1

18:15-13:45

2 stops21h 30m

£157

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 9/1

08:10-11:20

2 stops25h 10m

Bucharest Otopeni Intl

Fri 16/1

11:55-06:45

2 stops20h 50m

£187

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 9/1

17:35-00:30

1 stop4h 55m

Bucharest Otopeni Intl

Fri 16/1

13:55-17:05

1 stop5h 10m

£196

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 8/1

17:35-13:00

1 stop17h 25m

Bucharest Otopeni Intl

Thu 15/1

13:55-08:25

1 stop20h 30m

£200

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 8/12

08:40-00:30

1 stop13h 50m

Bucharest Otopeni Intl

Fri 12/12

18:00-08:50

1 stop16h 50m

£361

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sat 13/12

13:55-01:10

2 stops33h 15m

Bucharest Otopeni Intl

Fri 2/1

20:50-12:05

1 stop17h 15m

£417

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 8/12

19:55-15:00

2 stops17h 05m

£127

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sun 28/12

18:30-23:00

2 stops50h 30m

£323

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 24/12

13:50-19:30

2 stops51h 40m

£348

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Tue 23/12

14:45-23:30

3 stops54h 45m

£436

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 16 results
1
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Best time to book a flight from Portsmouth to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl 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 Otopeni Intl Airport

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

Currently, March is the cheapest month in which you can book a flight from Portsmouth to Bucharest Otopeni Intl Airport (average of £23). Flying from Portsmouth to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of £86). 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 OTP?

Find hourly flight availability from Portsmouth to Otopeni Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.

It’s optimal to fly from Portsmouth to Bucharest Otopeni Intl Airport at midday. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Portsmouth to Bucharest Otopeni Intl Airport?

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

Travellers seeking maximum savings on their Portsmouth to Bucharest Otopeni Intl Airport flight should consider departing on Sunday at midday when fares are most often at their lowest. Monday 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 Otopeni Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portsmouth to Bucharest Otopeni Intl Airport?

    KLM can get you from Portsmouth to Bucharest Otopeni Intl Airport in just under 4h 55m. Your travel time can differ by up to . The distance between Portsmouth and Bucharest Otopeni Intl Airport is about 1339 mi.

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

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Bucharest Otopeni Intl Airport consider choosing Royal Air Maroc (85%), British Airways (78%) or Japan Airlines (76%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Portsmouth to Bucharest Otopeni Intl Airport?

    On average you can expect to pay £289 for a flight from Portsmouth to Bucharest Otopeni Intl Airport. The cheapest flight overall is £58 while the most popular route, (Southampton Eastleigh - Bucharest Otopeni Intl) is currently priced at £156.

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

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

  • How can I find direct flights from Portsmouth to Otopeni Intl?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Otopeni Intl 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 Otopeni Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Portsmouth to Bucharest Otopeni Intl Airport (average of £23). Flying from Portsmouth to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of £86). 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 Otopeni Intl Airport?

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

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Top 9 airlines flying from Portsmouth to Otopeni Intl

Discover the top 9 airlines that operate flights from Portsmouth to Otopeni Intl. 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 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£39Average£123FlexibilityNo cancel feeOn-time83%
Search Wizz Air flights
Wizz AirCheapest£40Average£94FlexibilityNo cancel feeOn-timeN/A
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RyanairCheapest£43Average£116FlexibilityNo cancel feeOn-timeN/A
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British AirwaysCheapest£108Average£219FlexibilityNo cancel feeOn-time70%
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A.P.G.Cheapest£114Average£242FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
LOTCheapest£142Average£230FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapest£165Average£216FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£170Average£250FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Turkish AirlinesCheapest£257Average£405FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Portsmouth to Otopeni Intl?

Cheapflights makes it easy to find Portsmouth to Otopeni Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Otopeni Intl from Portsmouth 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 Portsmouth to Otopeni Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Otopeni Intl, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Portsmouth to Otopeni Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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