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Cheap flights from Cardiff to Bucharest from £329

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BUH
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Cardiff to Bucharest
Explore the most affordable flight options available from Cardiff to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.

Sun 28/1221:20CWL - OTP
2 stops25h 25mMultiple Airlines
Sun 4/118:25OTP - CWL
3 stops30h 40mMultiple Airlines
Deal found 13/11£329
Sun 28/1210:15CWL - OTP
1 stop24h 45mKLM
Sun 4/106:00OTP - CWL
1 stop5h 45mKLM
Deal found 13/11£441

Cheap flight deals from Cardiff to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Bucharest (BUH). 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 14 November 2025.

Round-trip from

£329
28/12-4/1
  • 28/12-4/1
  • 5 total stops
  • 56h 05m total
  • Cardiff to Bucharest
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Bucharest 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 14 November 2025.
Use the filters below to find and compare flights from Cardiff to Bucharest that are best for you.

Fly from

Cardiff

Fly to

Bucharest

Route

Depart

Return

Price

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Sun 28/12

21:20-00:45

2 stops25h 25m

Bucharest Otopeni Intl

Sun 4/1

18:25-23:05

3 stops30h 40m

£329

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Sun 5/4

09:50-23:30

1 stop11h 40m

Bucharest Otopeni Intl

Mon 6/4

13:50-09:15

1 stop21h 25m

£387

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Mon 30/3

17:15-00:40

1 stop5h 25m

Bucharest Otopeni Intl

Tue 31/3

18:05-09:15

1 stop17h 10m

£388

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Sun 28/12

10:15-13:00

1 stop24h 45m

Bucharest Otopeni Intl

Sun 4/1

06:00-09:45

1 stop5h 45m

£441

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Sun 5/4

09:35-11:15

2 stops23h 40m

Bucharest Otopeni Intl

Mon 6/4

13:50-09:15

1 stop21h 25m

£486

CardiffBucharest

CWL - OTP

CWLOTP

Cardiff Wales

Mon 30/3

12:00-00:45

2 stops10h 45m

Bucharest Otopeni Intl

Tue 31/3

18:15-11:30

2 stops19h 15m

£500

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Best time to book a flight from Cardiff to Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest 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

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

Currently, February is the cheapest month in which you can book a flight from Cardiff to Bucharest (average of £35). Flying from Cardiff to Bucharest in July is currently the most expensive (average of £149). 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’s the top stopover airport for flights from Cardiff to Bucharest?

Share of one-stop return flights from Cardiff to Bucharest chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Amsterdam (AMS) – chosen by Cheapflights users on 75% of one-stop itineraries from Cardiff to Bucharest on Cheapflights.

What’s the cheapest stopover airport for flights from Cardiff to Bucharest?

Average return fare for one-stop flights from Cardiff to Bucharest, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Zurich (ZRH) is the most affordable one-stop option, with an average return flight price of £133.

What’s the fastest stopover option from Cardiff to Bucharest?

Shortest average travel time for one-stop one-way flights from Cardiff to Bucharest, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 5h 30m.

Which airport typically offers the quickest stopover for flights from Cardiff to Bucharest?

Average stopover duration for one-stop one-way flights from Cardiff to Bucharest, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) offer the fastest connection on this route, with an average stopover time of 1h 05m.

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bucharest. Reviews last updated 14 November 2025.
See what other customers who have flown with KLM from Cardiff to Bucharest have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Bucharest. 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?

    Located just 9.1 mi from the city center, Cardiff Wales is the airport most travelers will use when flying to Bucharest from Cardiff. Booking flights from Cardiff Wales (CWL) to Bucharest should be relatively easy as there are 0 daily outbound flights to Bucharest from 0 different airlines.

  • How long is the flight from Cardiff to Bucharest?

    KLM can get you from Cardiff to Bucharest in just under 11h 40m. Your travel time can differ by up to . Cardiff and Bucharest are separated by a distance of 1429 mi.

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

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

  • How can I find direct flights from Cardiff to Bucharest?

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Bucharest 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?

    Currently, February is the cheapest month in which you can book a flight from Cardiff to Bucharest (average of £35). Flying from Cardiff to Bucharest in July is currently the most expensive (average of £149). 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?

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

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