Find flights
When to book
FAQs

Cheap flights from Southampton to Bucharest Otopeni Intl Airport from £201

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — OTP
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Otopeni Intl

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Otopeni Intl
Explore the most affordable flight options available from Southampton to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 February 2026.

Mon 16/317:40
SOU
-
OTP
1 stop21h 30m
KLM
Sun 22/313:55
OTP
-
SOU
1 stop20h 25m
KLM
Deal found 13/2£201
Fri 20/317:35
SOU
-
OTP
1 stop4h 55m
KLM
Sun 29/313:55
OTP
-
SOU
1 stop20h 40m
KLM
Deal found 15/2£202
Mon 16/319:55
SOU
-
OTP
2 stops20h 50m
Multiple Airlines
Sun 22/323:30
OTP
-
SOU
2 stops22h 10m
Multiple Airlines
Deal found 13/2£208
Wed 22/408:55
SOU
-
OTP
2 stops12h 15m
Multiple Airlines
Wed 29/406:50
OTP
-
SOU
1 stop10h 10m
Multiple Airlines
Deal found 11/2£223
Mon 30/320:40
SOU
-
OTP
1 stop11h 10m
Multiple Airlines
Mon 6/405:35
OTP
-
SOU
2 stops14h 05m
Multiple Airlines
Deal found 13/2£228
Fri 20/320:10
SOU
-
OTP
2 stops22h 35m
Multiple Airlines
Sun 29/307:05
OTP
-
SOU
1 stop27h 30m
Multiple Airlines
Deal found 15/2£237
Wed 1/417:20
SOU
-
OTP
1 stop5h 35m
KLM
Wed 8/414:00
OTP
-
SOU
1 stop20h 35m
KLM
Deal found 14/2£248
Wed 1/406:50
SOU
-
OTP
2 stops11h 05m
Multiple Airlines
Wed 8/411:50
OTP
-
SOU
2 stops22h 45m
Multiple Airlines
Deal found 14/2£253
Sun 29/317:20
SOU
-
OTP
1 stop22h 00m
KLM
Sun 5/418:10
OTP
-
SOU
1 stop16h 25m
KLM
Deal found 11/2£264

Find flight deals from Southampton to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Otopeni Intl (OTP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 February 2026.

Round-trip from

£201

Popular in

December

Cheapest in

January

Average price

£102
KLM
  • KLM
  • 16/3-22/3
  • 2 total stops
  • 41h 55m total
  • Southampton to Bucharest
Search Deals
High demand for flights, 1% 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 February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton 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 15 February 2026.
Use the filters below to find and compare flights from Southampton to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Southampton

Fly to

Otopeni Intl

Route

Depart

Return

Price

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 16/3

17:40-17:10

1 stop21h 30m

Bucharest Otopeni Intl

Sun 22/3

13:55-08:20

1 stop20h 25m

£201

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 20/3

17:35-00:30

1 stop4h 55m

Bucharest Otopeni Intl

Sun 29/3

13:55-08:35

1 stop20h 40m

£202

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 22/4

08:55-23:10

2 stops12h 15m

Bucharest Otopeni Intl

Wed 29/4

06:50-15:00

1 stop10h 10m

£223

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Mon 30/3

20:40-09:50

1 stop11h 10m

Bucharest Otopeni Intl

Mon 6/4

05:35-17:40

2 stops14h 05m

£228

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Fri 20/3

20:10-20:45

2 stops22h 35m

Bucharest Otopeni Intl

Sun 29/3

07:05-08:35

1 stop27h 30m

£237

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 22/4

17:20-17:20

1 stop22h 00m

Bucharest Otopeni Intl

Wed 29/4

18:10-08:35

1 stop16h 25m

£248

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 1/4

17:20-00:55

1 stop5h 35m

Bucharest Otopeni Intl

Wed 8/4

14:00-08:35

1 stop20h 35m

£248

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Wed 1/4

06:50-19:55

2 stops11h 05m

Bucharest Otopeni Intl

Wed 8/4

11:50-08:35

2 stops22h 45m

£253

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sun 29/3

17:20-17:20

1 stop22h 00m

Bucharest Otopeni Intl

Sun 5/4

18:10-08:35

1 stop16h 25m

£264

SouthamptonBucharest

SOU - OTP

SOUOTP

Southampton Eastleigh

Sat 23/5

17:20-00:55

1 stop5h 35m

Bucharest Otopeni Intl

Mon 25/5

18:10-08:35

1 stop16h 25m

£292

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 13 results
1
2

Best time to book a flight from Southampton to Otopeni Intl

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

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

Currently, March is the cheapest month in which you can book a flight from Southampton to Bucharest Otopeni Intl Airport (average of £20). Flying from Southampton to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of £81). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton 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 airport do you fly from for flights from Southampton to Bucharest Otopeni Intl?

    Located just 3.5 mi from the city center, Southampton Eastleigh is the airport most travelers will use when flying to Bucharest Otopeni Intl from Southampton. Booking flights from Eastleigh (SOU) to Bucharest Otopeni Intl should be relatively easy as there are 0 daily outbound flights to Bucharest Otopeni Intl from 0 different airlines.

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

    There are many flights that can get you from Southampton to Bucharest Otopeni Intl Airport in 21h 30m. Fly via KLM to get the fastest option. Airlines will cover a distance of 1339 mi.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Southampton to Bucharest Otopeni Intl Airport (average of £20). Flying from Southampton to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of £81). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Southampton to Otopeni Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Southampton to Otopeni Intl. 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 Southampton to Otopeni Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southampton to Otopeni Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Southampton to Otopeni Intl with no change fees?

Yes, we can. To see specific flights from Southampton to Otopeni Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Otopeni Intl from Southampton today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.