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Cheap flights from Portsmouth to Bucharest Otopeni Intl Airport from £77

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — OTP
23 Jun — 30 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap 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 24 May 2026.

Thu 4/611:40
SOU
-
OTP
2 stops23h 15m
Multiple Airlines
Wed 10/613:45
OTP
-
SOU
2 stops20h 50m
Multiple Airlines
Deal found 22/5£170
Thu 2/711:40
SOU
-
OTP
2 stops23h 15m
Multiple Airlines
Wed 8/712:30
OTP
-
SOU
2 stops22h 05m
Multiple Airlines
Deal found 23/5£173
Wed 10/612:35
SOU
-
OTP
2 stops20h 35m
Multiple Airlines
Sun 14/606:55
OTP
-
SOU
2 stops27h 45m
Multiple Airlines
Deal found 19/5£220
Wed 8/706:45
SOU
-
OTP
2 stops25h 45m
Multiple Airlines
Wed 15/707:40
OTP
-
SOU
2 stops26h 55m
Multiple Airlines
Deal found 24/5£225
Thu 16/709:05
SOU
-
OTP
2 stops24h 10m
Multiple Airlines
Sun 19/723:15
OTP
-
SOU
2 stops15h 20m
Multiple Airlines
Deal found 21/5£232
Tue 26/515:25
SOU
-
OTP
2 stops17h 50m
Multiple Airlines
Wed 27/519:20
OTP
-
SOU
2 stops15h 15m
Multiple Airlines
Deal found 19/5£238
Thu 2/717:20
SOU
-
OTP
1 stop5h 35m
KLM
Wed 8/714:00
OTP
-
SOU
1 stop5h 35m
KLM
Deal found 23/5£266

Find 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 24 May 2026.

Round-trip from

£170

One-way from

£77

Popular in

December

Cheapest in

January

Average price

£129
4/6-10/6
  • 4/6-10/6
  • 4 total stops
  • 44h 05m total
  • Portsmouth to Bucharest
Search Deals
6/6
  • 6/6
  • 1 total stop
  • 14h 50m total
  • Portsmouth to Bucharest
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 24 May 2026.
Use the filters below to find and compare flights from Portsmouth to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 4/6

11:40-12:55

2 stops23h 15m

Bucharest Otopeni Intl

Wed 10/6

13:45-08:35

2 stops20h 50m

£170

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 10/6

12:35-11:10

2 stops20h 35m

Bucharest Otopeni Intl

Sun 14/6

06:55-08:40

2 stops27h 45m

£220

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 8/7

06:45-10:30

2 stops25h 45m

Bucharest Otopeni Intl

Wed 15/7

07:40-08:35

2 stops26h 55m

£225

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 16/7

09:05-23:10

3 stops36h 05m

Bucharest Otopeni Intl

Sun 19/7

12:00-11:50

2 stops25h 50m

£237
Fastest return journey

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Thu 2/7

17:20-00:55

1 stop5h 35m

Bucharest Otopeni Intl

Wed 8/7

14:00-17:35

1 stop5h 35m

£266

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 15/6

06:45-01:20

2 stops40h 35m

Bucharest Otopeni Intl

Wed 17/6

16:15-09:25

2 stops19h 10m

£456
Cheapest one-way

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sat 6/6

12:15-11:35

2 stops21h 20m

£116

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 1/6

19:20-13:20

1 stop16h 00m

£126

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 22/6

18:25-01:20

2 stops28h 55m

£211

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Tue 16/6

06:45-01:20

2 stops16h 35m

£241

Flights are sorted by cheapest return flights first.

Deals found on 20/5

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

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 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 24 May 2026.

It’s optimal to fly from Portsmouth to Bucharest Otopeni Intl Airport in the morning. By choosing this option you can save up to 21% 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 May 2026.

Travellers seeking maximum savings on their Portsmouth to Bucharest Otopeni Intl Airport 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 Otopeni Intl. 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 Otopeni Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Portsmouth to Bucharest Otopeni Intl Airport consider choosing American Airlines (85%), British Airways (76%) or Japan Airlines (75%) 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 £181 for a flight from Portsmouth to Bucharest Otopeni Intl Airport. The cheapest flight overall is £88 while the most popular route, (Southampton Eastleigh - Bucharest Otopeni Intl) is currently priced at £170.

  • 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.

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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Portsmouth to Otopeni Intl

Discover the top 8 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 24 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Wizz AirCheapest£40Average£121FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
RyanairCheapest£43Average£100FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
FLYONE RomaniaCheapest£64Average£145FlexibilityNo cancel feeOn-timeN/A
Search FLYONE Romania flights
AnimawingsCheapest£90Average£137FlexibilityNo cancel feeOn-timeN/A
Search Animawings flights
British AirwaysCheapest£97Average£207FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapest£106Average£297FlexibilityNo cancel feeOn-time81%
Search LOT flights
LufthansaCheapest£180Average£249FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest£180Average£241FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines 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 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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