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Cheap flights from Cardiff to Belfast from £45

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BHD
19 mai — 26 mai1
1 adult

Cheapflights Tip: The best prices from Cardiff Wales to Belfast are usually found in January or February, booked 86 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Cardiff to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Belfast (BF1). 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 mai 2025.

Round-trip from

£107

One-way from

£45

Popular in

April

Cheapest in

January

Average price

£122
Aer Lingus
  • Aer Lingus
  • 3/6-4/6
  • Nonstop
  • 2h 45m total
  • Cardiff to Belfast
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Aer Lingus
  • Aer Lingus
  • 22/7
  • Nonstop
  • 1h 25m total
  • Cardiff to Belfast
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
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Average for round-trip flights in May 2025
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Find flight deals from Cardiff to Belfast

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

mar. 3/612:00CWL - BHD
Nonstop1h 25mAer Lingus
mer. 4/610:10BHD - CWL
Nonstop1h 20mAer Lingus
Deal found 13/5£107
mar. 20/516:20CWL - BFS
2 stops15h 35mMultiple Airlines
mer. 21/515:25BFS - CWL
2 stops16h 00mMultiple Airlines
Deal found 13/5£161
ven. 4/709:00CWL - BHD
Nonstop1h 25mMultiple Airlines
ven. 11/717:00BHD - CWL
2 stops13h 45mMultiple Airlines
Deal found 13/5£191
ven. 8/809:00CWL - BHD
Nonstop1h 25mBritish Airways
sam. 9/810:10BHD - CWL
Nonstop1h 20mBritish Airways
Deal found 13/5£232
ven. 10/1017:15CWL - BHD
1 stop4h 00mKLM
dim. 12/1006:30BHD - CWL
1 stop10h 15mKLM
Deal found 13/5£299

Cheapflights Fare Finder

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

Fly from

Cardiff

Fly to

Belfast

Route

Depart

Return

Price

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

mar. 3/6

12:00-13:25

Nonstop1h 25m

Belfast City

mer. 4/6

10:10-11:30

Nonstop1h 20m

£107

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

lun. 23/6

13:10-15:20

2 stops26h 10m

Belfast Intl

mer. 25/6

21:10-07:25

2 stops10h 15m

£167

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

ven. 4/7

09:00-10:25

Nonstop1h 25m

Belfast City

ven. 11/7

17:00-06:45

2 stops13h 45m

£191

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

ven. 8/8

09:00-10:25

Nonstop1h 25m

Belfast City

sam. 9/8

10:10-11:30

Nonstop1h 20m

£232

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

ven. 10/10

17:15-21:15

1 stop4h 00m

Belfast City

dim. 12/10

06:30-16:45

1 stop10h 15m

£299

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

mar. 22/7

12:00-13:25

Nonstop1h 25m

£45

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

mar. 22/7

16:20-06:50

2 stops14h 30m

£87

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

lun. 19/5

17:00-16:45

1 stop23h 45m

£99

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

mar. 22/7

16:20-14:30

2 stops22h 10m

£101

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

dim. 27/7

12:00-13:25

Nonstop1h 25m

£113

Flights are sorted by cheapest return flights first.

Deals found on 13/5

Showing 1-10 of 11 results
1
2

Best time to book a flight from Cardiff to Belfast

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

How far ahead should I book a flight from Cardiff to Belfast?

Use this chart to determine the optimal time to book a return flight from Cardiff to Belfast. Price data was last updated on 9 May 2025.

The price you pay for your flight from Cardiff to Belfast may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Cardiff to Belfast (average of £67). Flying from Cardiff to Belfast in July is currently the most expensive (average of £90). 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 BFS?

Find hourly flight availability from Cardiff to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 mai 2025.

When flying from Cardiff to Belfast, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 19% versus a flight at midday.

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated 14 mai 2025.
KLM
7.8
Good
1,343 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,343 reviews
KLM
7.8
Good
1,343 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.1
Good
1,089 reviews
KLM
7.8
Good
1,343 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Ryanair
6.8
Okay
5,065 reviews
KLM
7.8
Good
1,343 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
British Airways
6.6
Okay
6,881 reviews
KLM
7.8
Good
1,343 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

    Located just 9.1 mi from the city center, Cardiff Wales is the airport most travelers will use when flying to Belfast from Cardiff. Booking flights from Cardiff Wales (CWL) to Belfast should be relatively easy as there are 0 daily outbound flights to Belfast from 2 different airlines.

  • What are the cheapest airlines flying from Cardiff to Belfast round-trip?

    Cheapflights users have booked flights from Cardiff to Belfast round-trip from £107. Other airlines that can offer you cheap pricing are British Airways, from £232, and KLM, from £299. Aer Lingus is priced at 6% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Cardiff to Belfast one-way?

    The cheapet airlines for a one-way flight from Cardiff to Belfast are Aer Lingus (£45), Ryanair (£99), and British Airways (£113).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Belfast 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 Belfast?

    Currently, January is the cheapest month in which you can book a flight from Cardiff to Belfast (average of £67). Flying from Cardiff to Belfast in July is currently the most expensive (average of £90). 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

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.

Top 2 airlines flying from Cardiff to Belfast

Discover the top 2 airlines that operate flights from Cardiff to Belfast. 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 14 mai 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£62Average£105FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aer LingusCheapest£75Average£114FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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

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

Need flexible booking options for your flight to Belfast from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Cardiff to Belfast flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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