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Cheap flights from Cardiff to Northern Ireland from £85

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cardiff to Northern Ireland departing on 17/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Cardiff to Northern Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
12:00 - 13:25
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
06:45 - 08:05
BHD
-
CWL
1h 20mdirect
£85Aer Lingus
Sat, 17 Jan - Thu, 29 Jan
Aer Lingus Logo
12:00 - 13:35
CWL
-
BHD
1h 35mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£95Aer Lingus
Tue, 14 Apr - Wed, 15 Apr
Aer Lingus Logo
12:00 - 13:35
CWL
-
BHD
1h 35mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£96Aer Lingus
Tue, 9 Jun - Thu, 11 Jun
Aer Lingus Logo
09:00 - 10:25
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£100Aer Lingus
Fri, 17 Apr - Sun, 19 Apr
Aer Lingus Logo
09:00 - 10:25
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£103Aer Lingus
Fri, 17 Apr - Sun, 19 Apr
Aer Lingus Logo
12:00 - 13:25
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
06:45 - 08:05
BHD
-
CWL
1h 20mdirect
£105Aer Lingus
Mon, 12 Jan - Thu, 15 Jan
Aer Lingus Logo
12:00 - 13:25
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£106Aer Lingus
Sat, 24 Jan - Sun, 25 Jan
Aer Lingus Logo
08:35 - 10:00
CWL
-
BHD
1h 25mdirect
Aer Lingus Logo
10:10 - 11:30
BHD
-
CWL
1h 20mdirect
£107Aer Lingus
Fri, 23 Jan - Sun, 25 Jan
Multiple Airlines Logo
20:25 - 10:10
CWL
-
BFS
13h 45m2 stops
Multiple Airlines Logo
07:50 - 23:05
BFS
-
CWL
15h 15m2 stops
£146Multiple Airlines
Sat, 24 Jan - Mon, 26 Jan
Multiple Airlines Logo
16:05 - 08:05
CWL
-
BFS
16h 00m1 stop
Multiple Airlines Logo
08:05 - 22:00
BFS
-
CWL
13h 55m2 stops
£191Multiple Airlines
Fri, 13 Feb - Fri, 20 Feb

Aer Lingus flights from Cardiff to Northern Ireland

Our best Aer Lingus deals on Cardiff to Northern Ireland flight tickets
Aer Lingus
17 Jan
CWL12:00Cardiff Wales
1h 25m
BHD13:25Belfast City
29 Jan
BHD06:45Belfast City
1h 20m
CWL08:05Cardiff Wales
£85
Find similar
Aer Lingus
14 Apr
CWL12:00Cardiff Wales
1h 35m
BHD13:35Belfast City
15 Apr
BHD10:10Belfast City
1h 20m
CWL11:30Cardiff Wales
£95
Find similar
Aer Lingus
9 Jun
CWL12:00Cardiff Wales
1h 35m
BHD13:35Belfast City
11 Jun
BHD10:10Belfast City
1h 20m
CWL11:30Cardiff Wales
£96
Find similar

British Airways flights from Cardiff to Northern Ireland

Our best British Airways deals on Cardiff to Northern Ireland flight tickets
British Airways
5 Jan
CWL12:00Cardiff Wales
1h 25m
BHD13:25Belfast City
9 Jan
BHD06:45Belfast City
1h 20m
CWL08:05Cardiff Wales
£236
Find similar
British Airways
5 Jan
CWL12:00Cardiff Wales
1h 25m
BHD13:25Belfast City
9 Jan
BHD06:45Belfast City
1h 20m
CWL08:05Cardiff Wales
£237
Find similar
British Airways
1 Jun
CWL12:00Cardiff Wales
1h 35m
BHD13:35Belfast City
3 Jun
BHD10:10Belfast City
1h 20m
CWL11:30Cardiff Wales
£254
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 1 January 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

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sat 17/1

12:00-13:25

Nonstop1h 25m

Belfast City

Thu 29/1

06:45-08:05

Nonstop1h 20m

£85

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Tue 14/4

12:00-13:35

Nonstop1h 35m

Belfast City

Wed 15/4

10:10-11:30

Nonstop1h 20m

£95

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Tue 9/6

12:00-13:35

Nonstop1h 35m

Belfast City

Thu 11/6

10:10-11:30

Nonstop1h 20m

£96

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 17/4

09:00-10:25

Nonstop1h 25m

Belfast City

Sun 19/4

10:10-11:30

Nonstop1h 20m

£100

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 17/4

09:00-10:25

Nonstop1h 25m

Belfast City

Sun 19/4

10:10-11:30

Nonstop1h 20m

£103

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Mon 12/1

12:00-13:25

Nonstop1h 25m

Belfast City

Thu 15/1

06:45-08:05

Nonstop1h 20m

£105

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Sat 24/1

12:00-13:25

Nonstop1h 25m

Belfast City

Sun 25/1

10:10-11:30

Nonstop1h 20m

£106

CardiffBelfast

CWL - BHD

CWLBHD

Cardiff Wales

Fri 23/1

08:35-10:00

Nonstop1h 25m

Belfast City

Sun 25/1

10:10-11:30

Nonstop1h 20m

£107

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Sat 24/1

20:25-10:10

2 stops13h 45m

Belfast Intl

Mon 26/1

07:50-23:05

2 stops15h 15m

£146

CardiffBelfast

CWL - BFS

CWLBFS

Cardiff Wales

Fri 13/2

16:05-08:05

1 stop16h 00m

Belfast Intl

Fri 20/2

08:05-22:00

2 stops13h 55m

£191

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

See travel insights to Northern Ireland from

How to get the cheapest flight ticket from Cardiff to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Northern Ireland?

In general, January is the cheapest month to fly from Cardiff to Northern Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £93. If you’re not able to fly to Northern Ireland in January, then October is your next best option. Flight prices from Cardiff to Northern Ireland during October average around £103.

What is the cheapest time of day to depart on your flight to Northern Ireland?

Flying to Northern Ireland from Cardiff in the morning is the least expensive time of day to depart. momondo users have found prices as low as £119 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £205 on average. Flights to Northern Ireland from Cardiff at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Cardiff Wales to Northern Ireland flight route?

Fly from Cardiff Wales to Belfast City for the best Cardiff Wales - Northern Ireland flight prices

How far in advance should I book a flight to Northern Ireland?

You are more likely to see cheaper flights to Northern Ireland from Cardiff when booking weeks ahead of your departure date. In general, you can expect to find flights to Northern Ireland for around £119 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Northern Ireland from Cardiff for as low as £96 on momondo.

What cabin class options are available on Cardiff Wales to Northern Ireland flights?

There is only 1 cabin class available to choose from on Cardiff Wales to Northern Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Cardiff to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Northern Ireland

Best price found

£45

Fastest flight time

1h 25m

Direct flights

Tue, Wed, Fri, Sat and Sun

Airports in Northern Ireland

18 airports
The best one-way flight to Northern Ireland from Cardiff in the past 72 hours is £45. The best return flight deal from Cardiff to Northern Ireland found on momondo in the last 72 hours is £113.
The fastest flight from Cardiff to Northern Ireland takes 1h 25m
Direct flights go from Cardiff to Northern Ireland on Tuesday, Wednesday, Friday, Saturday and Sunday. Airline offering direct flights is Aer Lingus..
There are 18 airports in Northern Ireland. From Cardiff there are direct flights to Belfast City (BHD).
Search flight deals

  • When did momondo last update prices for flights from Cardiff Wales Airport to Northern Ireland?

    Prices for flights from Cardiff Wales Airport to Northern Ireland were last updated today.

  • How many operators does momondo search for flights from Cardiff Wales Airport to Northern Ireland?

  • How old do you have to be to fly from Cardiff Wales Airport to Northern Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Northern Ireland.

  • What documentation or ID do you need to fly to Northern Ireland?

    The travel and health documents you'll need for your trip to Northern Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Cardiff to Northern Ireland?

Best airlines flying from Cardiff to Northern Ireland

Compare and see reviews for airlines that fly from Cardiff to Northern Ireland with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £64Free CancellationRating
6.9
1,855 reviews
Search easyJet flights
Aer LingusPriceFrom £86Free CancellationRating
7.2
1,418 reviews
Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Northern Ireland?

It is quick and easy to find Cardiff to Northern Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Northern Ireland that suits you.

Can I find flights from Cardiff to Northern Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Northern Ireland from Cardiff which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Cardiff to Northern Ireland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Northern Ireland from Cardiff.

I’m not ready to book a flight from Cardiff to Northern Ireland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Cardiff to Northern Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Northern Ireland trip

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Find better results for your trip to Northern Ireland

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Popular flights according to clicks in the last 7 days on momondo
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