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Cheap flights from Cardiff to the United Kingdom from £42

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 25/1. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — LHR
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to United Kingdom

Keep the following information in mind while searching for Cardiff to United Kingdom flight deals. Data was last updated 27 November 2025.

Round-trip from

£70

One-way from

£42

Popular in

June

Cheapest in

May

Average price

£539

Good round-trip deal

£106 or less

Good one-way deal

£48 or less
Ryanair
  • Ryanair
  • 6/12-10/12
  • 2 total stops
  • 24h 10m total
  • Cardiff to United Kingdom
Search Deals
Ryanair
  • Ryanair
  • 25/1
  • 1 total stop
  • 10h 05m total
  • Cardiff to United Kingdom
Search Deals
High demand for flights, 9% potential price rise
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Cardiff Wales to United Kingdom.
Search Deals
Price to beat on a one-way flight from Cardiff Wales to United Kingdom.
Search Deals

Find flight deals from Cardiff to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to United Kingdom
Explore the most affordable flight options available from Cardiff to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.

Sat 6/1220:05CWL - GLA
1 stop10h 50mRyanair
Wed 10/1220:45GLA - CWL
1 stop13h 20mRyanair
Deal found 26/11£70
Mon 22/1223:30CWL - EDI
1 stop8h 45mRyanair
Fri 26/1215:30EDI - CWL
1 stop6h 30mRyanair
Deal found 26/11£78
Mon 22/1223:30CWL - LGW
1 stop8h 50mRyanair
Mon 29/1217:55LGW - CWL
1 stop5h 10mRyanair
Deal found 26/11£89
Sat 6/1212:00CWL - BHD
Nonstop1h 25mAer Lingus
Tue 9/1210:10BHD - CWL
Nonstop1h 20mAer Lingus
Deal found 26/11£94
Wed 10/1215:55CWL - MAN
1 stop3h 20mMultiple Airlines
Sun 14/1208:25MAN - CWL
1 stop9h 35mMultiple Airlines
Deal found 25/11£95
Mon 1/1223:30CWL - NCL
1 stop10h 40mRyanair
Tue 2/1219:05NCL - CWL
2 stops20h 25mRyanair
Deal found 24/11£101
Mon 15/1223:30CWL - MAN
1 stop7h 40mRyanair
Wed 17/1205:45MAN - CWL
1 stop13h 00mRyanair
Deal found 26/11£103
Wed 10/1215:55CWL - EDI
1 stop3h 55mMultiple Airlines
Sun 14/1207:10EDI - CWL
1 stop10h 50mMultiple Airlines
Deal found 25/11£108
Wed 24/1211:15CWL - LGW
1 stop12h 10mMultiple Airlines
Wed 31/1208:50LGW - CWL
1 stop6h 40mMultiple Airlines
Deal found 24/11£108
Mon 22/1223:30CWL - MAN
1 stop7h 40mRyanair
Mon 29/1207:25MAN - CWL
1 stop15h 40mRyanair
Deal found 25/11£110
Fri 19/1222:25CWL - EDI
1 stop9h 25mMultiple Airlines
Mon 22/1215:20EDI - CWL
1 stop7h 45mMultiple Airlines
Deal found 26/11£111
Wed 10/1215:55CWL - NCL
1 stop17h 10mRyanair
Sun 14/1207:00NCL - CWL
1 stop11h 00mRyanair
Deal found 25/11£113

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to United Kingdom 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 27 November 2025.
Use the filters below to find and compare flights from Cardiff to the United Kingdom that are best for you.

Fly from

Cardiff

Fly to

United Kingdom

Route

Depart

Return

Price

CardiffEdinburgh

CWL - EDI

CWLEDI

Cardiff Wales

Mon 22/12

23:30-08:15

1 stop8h 45m

Edinburgh Turnhouse

Fri 26/12

15:30-22:00

1 stop6h 30m

£78

CardiffEdinburgh

CWL - EDI

CWLEDI

Cardiff Wales

Mon 5/1

23:30-08:15

1 stop8h 45m

Edinburgh Turnhouse

Fri 9/1

14:00-22:00

1 stop8h 00m

£79

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sat 6/12

12:00-13:25

Nonstop1h 25m

Belfast City

Tue 9/12

10:10-11:30

Nonstop1h 20m

£94

CardiffManchester

CWL - MAN

CWLMAN

Cardiff Wales

Wed 10/12

15:55-19:15

1 stop3h 20m

Manchester

Sun 14/12

08:25-18:00

1 stop9h 35m

£95

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 27/2

08:35-10:00

Nonstop1h 25m

Belfast City

Sun 1/3

10:10-11:30

Nonstop1h 20m

£97

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sat 3/1

12:00-13:25

Nonstop1h 25m

Belfast City

Mon 5/1

10:10-11:30

Nonstop1h 20m

£97

CardiffGlasgow

CWL - GLA

CWLGLA

Cardiff Wales

Sat 10/1

20:05-07:50

1 stop11h 45m

Glasgow Intl

Sat 17/1

12:00-19:40

1 stop7h 40m

£103

CardiffManchester

CWL - MAN

CWLMAN

Cardiff Wales

Mon 15/12

23:30-07:10

1 stop7h 40m

Manchester

Wed 17/12

05:45-18:45

1 stop13h 00m

£103

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Thu 23/4

12:00-13:35

Nonstop1h 35m

Belfast City

Sun 26/4

10:10-11:30

Nonstop1h 20m

£106

CardiffEdinburgh

CWL - EDI

CWLEDI

Cardiff Wales

Sat 10/1

20:05-07:35

1 stop11h 30m

Edinburgh Turnhouse

Sat 17/1

19:35-20:55

2 stops25h 20m

£108

Flights are sorted by cheapest return flights first.

Deals found on 24/11

Showing 1-10 of 60 results
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6

Best time to book a flight from Cardiff to United Kingdom

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

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

Currently, December is the cheapest month in which you can book a flight from Cardiff to United Kingdom (average of £39). Flying from Cardiff to United Kingdom in May is currently the most expensive (average of £48). 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 is the cheapest time of day to fly from CWL to GB?

Find hourly flight availability from Cardiff to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 November 2025.

It’s optimal to fly from Cardiff to United Kingdom at midday. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Cardiff to United Kingdom?

Use this chart to determine the cheapest time to fly return from Cardiff to United Kingdom. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Cardiff to United Kingdom flight should consider departing on Saturday evenings when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from Cardiff to the United Kingdom delayed?

About 17% of weekly flights between Cardiff and United Kingdom have experienced delays in the past year, with the average delay time being 96 minutes.

What is the most punctual flight time for Cardiff to the United Kingdom flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Cardiff to the United Kingdom flights?

Over the past year, Norse Atlantic Airways have had the lowest number of delays on this route, with no flights being classified as delayed.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 27 November 2025.
Check out reviews from past customers who have flown with KLM, Aer Lingus, andeasyJet from Cardiff to the United Kingdom to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Overall

7.7

Entertainment

7.1

Food

7.2

Boarding

7.8

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
1,423 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Overall

7.7

Entertainment

7.1

Food

7.2

Boarding

7.8

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.
Aer Lingus
7.2
Good
1,382 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Overall

7.7

Entertainment

7.1

Food

7.2

Boarding

7.8

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.
easyJet
6.9
Okay
1,848 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Overall

7.7

Entertainment

7.1

Food

7.2

Boarding

7.8

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.
Ryanair
6.8
Okay
5,207 reviews
KLM
7.7
Good
1,423 reviews
Check prices

Comfort

7.6

Crew

8.4

Overall

7.7

Entertainment

7.1

Food

7.2

Boarding

7.8

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 United Kingdom. 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 United Kingdom?

    Most people fly from Cardiff Wales (CWL) if they book a flight from Cardiff to United Kingdom. Cardiff Wales is conveniently located just 9.1 mi from Cardiff’s city center.

  • How long is the flight from Cardiff to United Kingdom?

    Ryanair and Aer Lingus can get you from Cardiff to United Kingdom in just under 1h 25m. Your travel time can differ by up to 7h 20m. There are 246 mi between Cardiff and United Kingdom. This flight may include one or multiple stops.

  • What are the most popular routes from Cardiff to United Kingdom?

    The most popular flight routes from Cardiff to United Kingdom are Cardiff Wales - Edinburgh Turnhouse, Cardiff Wales - Belfast Intl and Cardiff Wales - Belfast City.

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

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

  • How can I find direct flights from Cardiff to United Kingdom?

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

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

    Yes. Cheapflights offers flight deals from Cardiff to United Kingdom 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 United Kingdom?

    Currently, December is the cheapest month in which you can book a flight from Cardiff to United Kingdom (average of £39). Flying from Cardiff to United Kingdom in May is currently the most expensive (average of £48). 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

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Top 5 airlines flying from Cardiff to United Kingdom

Discover the top 5 airlines that operate flights from Cardiff to United Kingdom. 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 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£44Average£85FlexibilityNo cancel feeOn-time86%
Search easyJet flights
RyanairCheapest£108Average£147FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
LoganairCheapest£113Average£185FlexibilityNo cancel feeOn-time79%
Search Loganair flights
KLMCheapest£181Average£302FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£218Average£310FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus 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 Cardiff to United Kingdom?

When you search for this flight from Cardiff to United Kingdom, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to United Kingdom?

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

Can Cheapflights find flights from Cardiff to United Kingdom with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cardiff to United Kingdom, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Cardiff to United Kingdom become cheaper?

Yes! Start tracking prices for Cardiff to United Kingdom flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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