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Cheap flights from Cardiff to Bucharest Otopeni Intl Airport from £125

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 18/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — OTP
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Cardiff to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) 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 October 2025.

Round-trip from

£160
28/11-5/12
  • 28/11-5/12
  • 4 total stops
  • 44h 55m total
  • Cardiff to Bucharest
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Cheapest flights from Cardiff to Otopeni Intl
Explore the most affordable flight options available from Cardiff to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 October 2025.

Fri 28/1122:25CWL - OTP
2 stops22h 05mMultiple Airlines
Fri 5/1219:40OTP - CWL
2 stops22h 50mMultiple Airlines
Deal found 14/10£160
Fri 28/1122:25CWL - OTP
2 stops21h 50mMultiple Airlines
Sun 30/1106:15OTP - CWL
2 stops13h 45mMultiple Airlines
Deal found 14/10£173
Wed 26/1115:55CWL - OTP
2 stops9h 20mMultiple Airlines
Sun 30/1123:30OTP - CWL
2 stops25h 35mMultiple Airlines
Deal found 14/10£177
Tue 28/1021:45CWL - OTP
2 stops25h 00mMultiple Airlines
Fri 31/1019:40OTP - CWL
2 stops26h 00mMultiple Airlines
Deal found 14/10£207
Fri 28/1117:15CWL - OTP
1 stop5h 15mKLM
Fri 5/1218:00OTP - CWL
1 stop17h 50mKLM
Deal found 14/10£219
Mon 27/1023:30CWL - OTP
2 stops20h 30mMultiple Airlines
Thu 30/1006:45OTP - CWL
2 stops16h 30mMultiple Airlines
Deal found 14/10£240
Wed 26/1110:20CWL - OTP
1 stop12h 10mKLM
Sun 30/1113:55OTP - CWL
1 stop21h 55mKLM
Deal found 14/10£261

Cheapflights Fare Finder

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

Fly from

Cardiff

Fly to

Otopeni Intl

Route

Depart

Return

Price

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Fri 28/11

22:25-22:15

2 stops21h 50m

Bucharest Otopeni Intl

Sun 30/11

06:15-18:00

2 stops13h 45m

£173

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Wed 26/11

15:55-03:15

2 stops9h 20m

Bucharest Otopeni Intl

Sun 30/11

23:30-23:05

2 stops25h 35m

£177

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Fri 28/11

22:25-12:15

1 stop11h 50m

Bucharest Otopeni Intl

Fri 5/12

19:40-16:30

2 stops22h 50m

£201

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Tue 28/10

21:45-00:45

2 stops25h 00m

Bucharest Otopeni Intl

Fri 31/10

19:40-19:40

2 stops26h 00m

£207

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Fri 28/11

17:15-00:30

1 stop5h 15m

Bucharest Otopeni Intl

Sun 30/11

18:00-09:50

1 stop17h 50m

£219

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Fri 28/11

17:15-00:30

1 stop5h 15m

Bucharest Otopeni Intl

Fri 5/12

18:00-09:50

1 stop17h 50m

£219

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Wed 26/11

10:20-00:30

1 stop12h 10m

Bucharest Otopeni Intl

Sun 30/11

13:55-09:50

1 stop21h 55m

£261

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Mon 27/10

23:30-22:00

2 stops20h 30m

Bucharest Otopeni Intl

Thu 30/10

12:55-22:00

3 stops35h 05m

£278

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Mon 30/3

17:15-00:40

1 stop5h 25m

Bucharest Otopeni Intl

Tue 31/3

07:00-16:45

1 stop11h 45m

£388

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Thu 18/12

10:30-00:05

3 stops35h 35m

£125

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 11 results
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Best time to book a flight from Cardiff to Otopeni Intl

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

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

Currently, February is the cheapest month in which you can book a flight from Cardiff to Bucharest Otopeni Intl Airport (average of £35). Flying from Cardiff to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of £147). 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 Cardiff 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 Cardiff to Bucharest Otopeni Intl?

    Cardiff Wales (CWL), located 9.1 mi from the city center, is the airport you fly out of when you book flights from Cardiff to Bucharest Otopeni Intl. 0 airlines have flights from Cardiff Wales to Bucharest Otopeni Intl on a regular basis. Booking flights from Cardiff Wales to Bucharest Otopeni Intl should not be difficult; the airport handles an average of 0 outbound flights to Bucharest Otopeni Intl per day.

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

    KLM can get you from Cardiff to Bucharest Otopeni Intl Airport in just under 5h 15m. Your travel time can differ by up to . There are 1429 mi between Cardiff and Bucharest Otopeni Intl Airport.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Cardiff to Bucharest Otopeni Intl Airport (average of £35). Flying from Cardiff to Bucharest Otopeni Intl Airport in July is currently the most expensive (average of £147). 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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Alternative routes for Cardiff to Otopeni Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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

Cheapflights helps you search for flights from Cardiff to Otopeni Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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

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

Yes, we can. To see specific flights from Cardiff 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 Cardiff 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 Cardiff today and book when prices fit your budget.

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