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Cheap flights from Cardiff to Northern Ireland from £44

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BFS
27 Jul — 3 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Northern Ireland
Explore the most affordable flight options available from Cardiff to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 June 2026.

Sat 26/912:00
CWL
-
BHD
Nonstop1h 20m
Aer Lingus
Wed 30/910:15
BHD
-
CWL
Nonstop1h 15m
Aer Lingus
Deal found 24/6£98
Thu 6/812:00
CWL
-
BHD
Nonstop1h 20m
Aer Lingus
Mon 10/810:15
BHD
-
CWL
Nonstop1h 15m
Aer Lingus
Deal found 24/6£107
Fri 9/1012:00
CWL
-
BHD
Nonstop1h 20m
Aer Lingus
Sun 11/1010:15
BHD
-
CWL
Nonstop1h 15m
Aer Lingus
Deal found 25/6£108
Mon 10/822:10
CWL
-
BFS
2 stops11h 50m
Multiple Airlines
Mon 17/817:35
BFS
-
CWL
1 stop16h 15m
Multiple Airlines
Deal found 27/6£111
Tue 11/812:00
CWL
-
BHD
Nonstop1h 20m
Aer Lingus
Thu 13/810:15
BHD
-
CWL
Nonstop1h 15m
Aer Lingus
Deal found 26/6£111
Mon 6/722:10
CWL
-
BFS
2 stops11h 50m
Multiple Airlines
Thu 9/712:45
BFS
-
CWL
2 stops9h 40m
Multiple Airlines
Deal found 22/6£111
Thu 13/812:00
CWL
-
BHD
Nonstop1h 20m
Aer Lingus
Mon 17/810:15
BHD
-
CWL
Nonstop1h 15m
Aer Lingus
Deal found 26/6£112
Tue 15/912:00
CWL
-
BHD
Nonstop1h 20m
Aer Lingus
Fri 18/910:15
BHD
-
CWL
Nonstop1h 15m
Aer Lingus
Deal found 23/6£113
Thu 13/822:50
CWL
-
BFS
2 stops20h 40m
Multiple Airlines
Mon 17/817:35
BFS
-
CWL
1 stop16h 15m
Multiple Airlines
Deal found 26/6£113
Sat 12/912:00
CWL
-
BHD
Nonstop1h 20m
Aer Lingus
Sun 20/910:15
BHD
-
CWL
Nonstop1h 15m
Aer Lingus
Deal found 26/6£114
Fri 21/822:45
CWL
-
BFS
2 stops22h 30m
Multiple Airlines
Mon 24/808:40
BFS
-
CWL
2 stops13h 05m
Multiple Airlines
Deal found 26/6£115
Fri 7/822:45
CWL
-
BFS
2 stops17h 45m
Multiple Airlines
Fri 14/808:55
BFS
-
CWL
2 stops22h 00m
Multiple Airlines
Deal found 23/6£116

Find flight deals from Cardiff to Northern Ireland

Keep the following information in mind while searching for Cardiff to Northern Ireland flight deals. Data was last updated 27 June 2026.

Round-trip from

£98

One-way from

£44

Popular in

July

Cheapest in

October

Average price

£136

Good round-trip deal

£114 or less

Good one-way deal

£67 or less
Aer Lingus
  • Aer Lingus
  • 26/9-30/9
  • Nonstop
  • 2h 35m total
  • Cardiff to Northern Ireland
Search Deals
Aer Lingus
  • Aer Lingus
  • 1/10
  • Nonstop
  • 1h 20m total
  • Cardiff to Northern Ireland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Cardiff Wales to Northern Ireland.
Search Deals
Price to beat on a one-way flight from Cardiff Wales to Northern Ireland.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Northern Ireland 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 June 2026.
Use the filters below to find and compare flights from Cardiff to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 9/10

12:00-13:20

Nonstop1h 20m

Belfast City

Sun 11/10

10:15-11:30

Nonstop1h 15m

£108

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Tue 15/9

12:00-13:20

Nonstop1h 20m

Belfast City

Fri 18/9

10:15-11:30

Nonstop1h 15m

£113

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Thu 13/8

22:50-19:30

2 stops20h 40m

Belfast Intl

Mon 17/8

17:35-09:50

1 stop16h 15m

£114

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Fri 21/8

22:45-21:15

2 stops22h 30m

Belfast Intl

Mon 24/8

08:40-21:45

2 stops13h 05m

£115

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Fri 7/8

22:45-16:30

2 stops17h 45m

Belfast Intl

Fri 14/8

08:55-06:55

2 stops22h 00m

£116

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sat 8/8

12:00-13:20

Nonstop1h 20m

Belfast City

Mon 10/8

10:15-11:30

Nonstop1h 15m

£119

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Thu 20/8

12:00-13:20

Nonstop1h 20m

Belfast City

Mon 24/8

10:15-11:30

Nonstop1h 15m

£120

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Thu 20/8

22:50-18:55

2 stops20h 05m

Belfast Intl

Mon 24/8

08:40-21:45

2 stops13h 05m

£120

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Mon 10/8

22:10-10:00

2 stops11h 50m

Belfast Intl

Mon 17/8

21:55-22:50

2 stops24h 55m

£123

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Thu 20/8

22:50-18:55

2 stops20h 05m

Belfast Intl

Sun 23/8

07:10-21:20

2 stops14h 10m

£126

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 37 resultsSorted by cheapest first
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Best time to book a flight from Cardiff to Northern Ireland

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

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

Currently, October is the cheapest month in which you can book a flight from Cardiff to Northern Ireland (average of £30). Flying from Cardiff to Northern Ireland in June is currently the most expensive (average of £98). 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 NIR?

Find hourly flight availability from Cardiff to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 June 2026.

When flying from Cardiff to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Cardiff to Northern Ireland?

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

To ensure you get the cheapest price possible for a flight from Cardiff to Northern Ireland, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. 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 Northern Ireland. Reviews last updated 27 June 2026.
Get a feel of what it's like to fly with Aer Lingus and easyJet from Cardiff to Northern Ireland by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,628 reviews
Check prices

Crew

8.1

Boarding

7.4

Entertainment

7.0

Food

6.7

Comfort

7.2

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
Aer Lingus
7.3
Good
1,628 reviews
Aer Lingus
7.3
Good
1,628 reviews
Check prices

Crew

8.1

Boarding

7.4

Entertainment

7.0

Food

6.7

Comfort

7.2

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.
easyJet
6.9
Okay
1,912 reviews
Aer Lingus
7.3
Good
1,628 reviews
Check prices

Crew

8.1

Boarding

7.4

Entertainment

7.0

Food

6.7

Comfort

7.2

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Griffith,Feb 2026

MAN - DUB

Great experience. Crew was friendly, food was better than what I have experienced with some other airlines and seat pitch was adequate. I would fly Aer Lingus again.

Related info for your journey

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

    Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to Northern Ireland. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.

  • How long is the flight from Cardiff to Northern Ireland?

    For as low as £108, Aer Lingus can have you in Northern Ireland from Cardiff in 1h 20m. Airlines will cover a distance of 246 mi. All flights are typically direct.

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

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

  • How can I find direct flights from Cardiff to Northern Ireland?

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Northern Ireland 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 Northern Ireland?

    Currently, October is the cheapest month in which you can book a flight from Cardiff to Northern Ireland (average of £30). Flying from Cardiff to Northern Ireland in June is currently the most expensive (average of £98). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Cardiff to Northern Ireland

Discover the top 2 airlines that operate flights from Cardiff to Northern Ireland. 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 June 2026.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£61Average£93FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Aer LingusCheapest£93Average£131FlexibilityNo 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 Northern Ireland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cardiff to Northern Ireland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Cardiff to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

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

Yes, Cheapflights offers price alerts on Cardiff to Northern Ireland 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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