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Cheap flights from Cardiff to Belfast City Airport from £48

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 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BHD
6 Jul — 13 Jul1
1 adult

Cheapflights Tip: The best prices from Cardiff Wales to Belfast City are usually found in January or November, booked 69 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Cardiff to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Belfast City (BHD). 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 1 July 2025.

Round-trip from

£100

One-way from

£48

Popular in

December

Cheapest in

January

Average price

£114

Good round-trip deal

£96 or less

Good one-way deal

£43 or less
Aer Lingus
  • Aer Lingus
  • 16/9-24/9
  • Nonstop
  • 2h 45m total
  • Cardiff to Belfast
Aer Lingus
  • Aer Lingus
  • 21/9
  • Nonstop
  • 1h 25m total
  • Cardiff to Belfast
High demand for flights, 2% potential price rise
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Cardiff Wales to Belfast City.
Price to beat on a one-way flight from Cardiff Wales to Belfast City.

Find flight deals from Cardiff to Belfast City

Cheapest flights from Cardiff to Belfast City
Explore the most affordable flight options available from Cardiff to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 July 2025.

Fri 10/1009:00CWL - BHD
Nonstop1h 25mAer Lingus
Mon 13/1010:10BHD - CWL
Nonstop1h 20mAer Lingus
Deal found 29/6£96
Fri 10/1009:00CWL - BHD
Nonstop1h 25mMultiple Airlines
Mon 13/1016:55BHD - CWL
2 stops23h 00mMultiple Airlines
Deal found 29/6£157

Cheapflights Fare Finder

Customise your flight search to find flights from Cardiff to Belfast City 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 1 July 2025.
Use the filters below to find and compare flights from Cardiff to Belfast City Airport that are best for you.

Fly from

Cardiff

Fly to

Belfast City

Route

Depart

Return

Price

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Tue 16/9

12:00-13:25

Nonstop1h 25m

Belfast City

Wed 24/9

10:10-11:30

Nonstop1h 20m

£100

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Wed 6/8

12:00-13:25

Nonstop1h 25m

Belfast City

Thu 7/8

15:20-12:00

2 stops20h 40m

£173

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Wed 30/7

09:50-21:05

1 stop11h 15m

Belfast City

Wed 6/8

06:30-16:45

1 stop10h 15m

£284

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 11/7

09:00-10:25

Nonstop1h 25m

Belfast City

Tue 15/7

10:10-11:30

Nonstop1h 20m

£354

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sun 21/9

12:00-13:25

Nonstop1h 25m

£48

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sun 27/7

12:00-13:25

Nonstop1h 25m

£115

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 11/7

20:55-16:30

2 stops19h 35m

£120

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sun 21/9

20:45-12:55

3 stops16h 10m

£522

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Best time to book a flight from Cardiff to Belfast City

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

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

Use this chart to determine the optimal time to book a return flight from Cardiff to Belfast City. Price data was last updated on 27 June 2025.

Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cardiff to Belfast City Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from Cardiff to Belfast City Airport (average of £98). Flying from Cardiff to Belfast City Airport in December is currently the most expensive (average of £116). 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 BHD?

Find hourly flight availability from Cardiff to Belfast City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 July 2025.

When flying from Cardiff to Belfast City Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 21% versus a flight at midday.

Reviews of airlines servicing Belfast City

Get insights into the airlines that provide service to Belfast City. 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 City. Reviews last updated 1 July 2025.
Read through reviews of airlines operating flights from Cardiff to Belfast City Airport, such as KLM, Aer Lingus, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Overall

7.8

Food

7.2

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Overall

7.8

Food

7.2

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Overall

7.8

Food

7.2

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Entertainment

7.1

Overall

7.8

Food

7.2

Crew

8.4

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

    If you book a flight to Belfast City from Cardiff, you will be flying from Cardiff Wales, which is the city’s only airport. Cardiff Wales (CWL) is located 9.1 mi from the center of Cardiff. There is 1 flight from Cardiff Wales to Belfast City per day from 1 airline.

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

    Our cheapest airline available from Cardiff to Belfast City Airport is Aer Lingus. Our recent data shows that you can find tickets from as low as £100 on this airline. Additional options worth looking into are KLM and British Airways, starting at £284 and £354 round-trip. These flights start at 9% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £48. British Airways flights start at £115 while deals on Loganair start at £522 one-way.

  • What are the most reliable airlines from Cardiff to Belfast City Airport?

    The top 3 most reliable airlines when flying from Cardiff to Belfast City Airport are Aer Lingus (0%), Emerald Airlines (0%) and British Airways (0%).

  • What are the cheapest flights from Cardiff to Belfast City Airport?

    Looking at all options, your cheapest flight can be booked for £43. While the most popular route (Cardiff Wales - Belfast City) can be booked for £88 on average our data indicates £121 when flying from Cardiff to Belfast City Airport.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Cardiff to Belfast City Airport (average of £98). Flying from Cardiff to Belfast City Airport in December is currently the most expensive (average of £116). 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 Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Newcastle
Bangor
Carrickfergus

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Alternative routes for Cardiff to Belfast City

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

Top airline flying from Cardiff to Belfast City

Discover the top airline that operate flights from Cardiff to Belfast City. 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 1 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£81Average£108FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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How does Cheapflights help users find flights from Cardiff to Belfast City?

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Belfast City flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Cardiff to Belfast City 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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