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 5h 35m. Your travel time can differ by up to . The distance between Portsmouth and Bucharest Otopeni Intl Airport is about 1339 mi.

In terms of precipitation, rainfall in Bucharest Otopeni Intl Airport ranges from 20.0 - 80.0 inches per month. June is typically the wettest month, when rainfall can reach 80.0 mm. October is typically the driest time to visit Bucharest Otopeni Intl Airport when rainfall is around 20.0 mm.

If weather is an important factor for your trip to Bucharest Otopeni Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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

On average you can expect to pay £236 for a flight from Portsmouth to Bucharest Otopeni Intl Airport. The cheapest flight overall is £70 while the most popular route, (Southampton Eastleigh - Bucharest Otopeni Intl) is currently priced at £193.

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 (77%), Japan Airlines (77%) or British Airways (77%) as they are the most reliable in getting you off to your destination on time.

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.

£163+ Cheap Flights from Portsmouth to Bucharest Otopeni Intl Airport

Cheap flight deals from Portsmouth to Otopeni Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 19 August 2026.

Mon 12/1019:20 -

1 stop16h 00m

Thu 15/1018:20 -

1 stop16h 25m

Deal found 15/8£163

Mon 12/1020:40 -

1 stop11h 10m

Wed 14/1020:20 -

2 stops14h 15m

Deal found 15/8£185

Sat 5/912:15 -

2 stops21h 20m

Wed 9/913:10 -

2 stops21h 25m

Deal found 17/8£186

Sun 11/1012:35 -

2 stops12h 35m

Thu 15/1018:20 -

1 stop16h 25m

Deal found 15/8£191

Thu 17/912:35 -

2 stops8h 35m

Thu 24/918:20 -

1 stop16h 25m

Deal found 18/8£193

Mon 12/1020:40 -

1 stop11h 10m

Mon 19/1023:35 -

2 stops15h 15m

Deal found 15/8£195

Wed 14/1020:00 -

2 stops25h 10m

Fri 16/1011:55 -

2 stops25h 50m

Deal found 15/8£198

Thu 15/1015:25 -

1 stop8h 10m

Sun 18/1005:55 -

2 stops8h 10m

Deal found 15/8£206

Thu 10/908:55 -

2 stops14h 25m

Wed 16/919:20 -

2 stops15h 15m

Deal found 16/8£208

Find flight deals from Portsmouth to Otopeni Intl

Round-trip from	£163
Popular in	December
Cheapest in	January
Average price	£220

12/10-15/10
2 total stops
32h 25m total
Portsmouth to Bucharest

Search Deals

High demand for flights, 2% 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 August 2026

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Cheapflights Fare Finder

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 Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Sat 5/9

12:15-11:35

2 stops21h 20m

Bucharest Otopeni Intl

Wed 9/9

13:10-08:35

2 stops21h 25m

£186

Fastest return journey

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Thu 17/9

08:55-23:10

2 stops12h 15m

Bucharest Otopeni Intl

Thu 24/9

21:00-08:45

2 stops13h 45m

£205

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Thu 10/9

17:20-00:55

1 stop5h 35m

Bucharest Otopeni Intl

Wed 16/9

14:00-08:35

1 stop20h 35m

£247

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Thu 17/9

17:20-13:00

1 stop17h 40m

Bucharest Otopeni Intl

Thu 24/9

07:05-08:35

1 stop27h 30m

£247

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Fri 16/10

19:30-23:50

2 stops26h 20m

Bucharest Otopeni Intl

Mon 19/10

08:15-08:25

2 stops26h 10m

£532

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Tue 6/10

08:55-01:20

2 stops14h 25m

Bucharest Otopeni Intl

Wed 7/10

16:15-08:25

2 stops18h 10m

£541

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Tue 13/10

08:55-01:20

2 stops14h 25m

Bucharest Otopeni Intl

Wed 14/10

16:15-08:25

2 stops18h 10m

£542

Cheapest one-way

Fastest single journey

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Sun 30/8

12:35-00:50

2 stops34h 15m

£335

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Sat 29/8

19:40-14:05

2 stops40h 25m

£335

SouthamptonBucharest

SOU Southampton Eastleigh - OTP Bucharest Otopeni Intl

SOUOTP

Southampton Eastleigh

Fri 28/8

08:55-23:50

2 stops36h 55m

£335

Flights are sorted by cheapest return flights first.

Deals found on 16/8

Sorted by cheapest first

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.

SOU-OTP

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

P0R-OTP

SOU-OTP

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

It’s optimal to fly from Portsmouth to Bucharest Otopeni Intl Airport in the morning. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the evening.

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

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

Related info for your journey

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 5h 35m. 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 American Airlines (77%), Japan Airlines (77%) or British Airways (77%) 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 £236 for a flight from Portsmouth to Bucharest Otopeni Intl Airport. The cheapest flight overall is £70 while the most popular route, (Southampton Eastleigh - Bucharest Otopeni Intl) is currently priced at £193.
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.

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Top 9 airlines flying from Portsmouth to Otopeni Intl

Airline	Cheapest	Average	Flexibility	On-time
Wizz Air	Cheapest£39	Average£122	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Ryanair	Cheapest£41	Average£100	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
FLYONE Romania	Cheapest£64	Average£144	FlexibilityNo cancel fee	On-timeN/A	Search FLYONE Romania flights
British Airways	Cheapest£96	Average£189	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
LOT	Cheapest£105	Average£271	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Animawings	Cheapest£106	Average£139	FlexibilityNo cancel fee	On-timeN/A	Search Animawings flights
Austrian Airlines	Cheapest£179	Average£239	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Lufthansa	Cheapest£182	Average£257	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
SWISS	Cheapest£189	Average£237	FlexibilityNo cancel fee	On-time79%	Search SWISS flights

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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?

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Cheap flights from Portsmouth to Bucharest Otopeni Intl Airport from £163

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Otopeni Intl

Cheapest flights from Portsmouth to Otopeni IntlExplore 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 19 August 2026.

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 19 August 2026.

Best flights from Portsmouth to Otopeni IntlDiscover carefully curated flight deals from Portsmouth to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Discover carefully curated flight deals from Portsmouth to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Last-minute flights from Portsmouth to Otopeni IntlDiscover last-minute flight deals from Portsmouth to Otopeni Intl. Data last updated 19 August 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Otopeni Intl. Data last updated 19 August 2026 and is based on user searches.

One-way flights from Portsmouth to Otopeni IntlSearch for one-way flight options from Portsmouth to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.

Search for one-way flight options from Portsmouth to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.

Find flight deals from Portsmouth to Otopeni Intl

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

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.

Cheapflights Insights

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 19 August 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 12% on the cost of your flight, compared to a flight in the evening.

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 15 August 2026.

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

Related info for your journey

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

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

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

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

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

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

Travelling to a place near Bucharest Otopeni Intl Airport?

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Alternative routes for Portsmouth to Otopeni Intl

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Complete your trip

Complete your trip to Otopeni Intl by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Romania

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Portsmouth and Otopeni Intl flights

Browse other Portsmouth and Otopeni Intl flight options. Last updated on 19 August 2026.

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Top 9 airlines flying from Portsmouth to Otopeni Intl

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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 19 August 2026.

Best flights from Portsmouth to Otopeni Intl
Discover carefully curated flight deals from Portsmouth to Otopeni Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Last-minute flights from Portsmouth to Otopeni Intl
Discover last-minute flight deals from Portsmouth to Otopeni Intl. Data last updated 19 August 2026 and is based on user searches.

One-way flights from Portsmouth to Otopeni Intl
Search for one-way flight options from Portsmouth to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.