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

If weather is an important factor for your trip to Cardiff, 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 18.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 4.0 C).

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

To save on the cost of your flight from Northern Ireland to Cardiff, book at least 53 days before your planned departure. Booking around this time can save you about 39% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £97 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £130.

What is the cheapest month to fly from Northern Ireland to Cardiff?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to Cardiff. Flights to Cardiff from Northern Ireland in January are about £122 on average during January, but can be found for as low as £84.

What airport do you fly into for flights to Cardiff from Northern Ireland?

For a flight from Northern Ireland to Cardiff, you will be flying into Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Northern Ireland to Cardiff by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£72+ Flights from Northern Ireland to Cardiff

Cheap flight deals from Northern Ireland to Cardiff

Round-trip from	£97
One-way from	£72
Popular in	December
Cheapest in	January
Average price	£141
Good round-trip deal	£110 or less
Good one-way deal	£66 or less

Aer Lingus
31/7-2/8
Nonstop
2h 45m total
Northern Ireland to Cardiff

Search Deals

Aer Lingus
9/7
Nonstop
1h 20m total
Northern Ireland to Cardiff

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£20 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Northern Ireland to Cardiff Wales.

Search Deals

Price to beat on a one-way flight from Northern Ireland to Cardiff Wales.

Search Deals

Find flight deals from Northern Ireland to Cardiff

Cheapest flights from Northern Ireland to Cardiff
Explore the most affordable flight options available from Northern Ireland to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Thu 31/710:10BHD - CWL

Nonstop1h 20mAer Lingus

Sat 2/812:00CWL - BHD

Nonstop1h 25mAer Lingus

Deal found 3/7£97

Thu 31/710:10BHD - CWL

Nonstop1h 20mMultiple Airlines

Thu 7/807:55CWL - BHD

2 stops8h 30mMultiple Airlines

Deal found 3/7£173

Sat 16/821:40BFS - CWL

2 stops12h 55mMultiple Airlines

Sat 23/809:00CWL - BFS

2 stops21h 50mMultiple Airlines

Deal found 2/7£177

Sat 9/810:10BHD - CWL

Nonstop1h 20mBritish Airways

Sun 10/812:00CWL - BHD

Nonstop1h 25mBritish Airways

Deal found 3/7£234

Thu 31/706:30BHD - CWL

1 stop10h 15mKLM

Sat 2/809:45CWL - BHD

1 stop7h 10mKLM

Deal found 3/7£525

Best flights from Northern Ireland to Cardiff
Discover carefully curated flight deals from Northern Ireland to Cardiff that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 July 2025.

Thu 31/710:10BHD - CWL

Nonstop1h 20mAer Lingus

Sat 2/812:00CWL - BHD

Nonstop1h 25mAer Lingus

Deal found 3/7£97

Thu 31/710:10BHD - CWL

Nonstop1h 20mMultiple Airlines

Thu 7/807:55CWL - BHD

2 stops8h 30mMultiple Airlines

Deal found 3/7£173

Sat 9/810:10BHD - CWL

Nonstop1h 20mBritish Airways

Sun 10/812:00CWL - BHD

Nonstop1h 25mBritish Airways

Deal found 3/7£234

Sat 16/821:40BFS - CWL

2 stops12h 55mMultiple Airlines

Sat 23/809:00CWL - BFS

2 stops21h 50mMultiple Airlines

Deal found 2/7£177

Thu 31/706:30BHD - CWL

1 stop10h 15mKLM

Sat 2/809:45CWL - BHD

1 stop7h 10mKLM

Deal found 3/7£525

Direct flights from Northern Ireland to Cardiff
Explore direct flight options from Northern Ireland to Cardiff based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 July 2025.

Thu 31/710:10BHD - CWL

Nonstop1h 20mAer Lingus

Sat 2/812:00CWL - BHD

Nonstop1h 25mAer Lingus

Deal found 3/7£97

Sat 9/810:10BHD - CWL

Nonstop1h 20mBritish Airways

Sun 10/812:00CWL - BHD

Nonstop1h 25mBritish Airways

Deal found 3/7£234

Last-minute flights from Northern Ireland to Cardiff
Discover last-minute flight deals from Northern Ireland to Cardiff. Data last updated 4 July 2025 and is based on user searches.

Thu 31/710:10BHD - CWL

Nonstop1h 20mAer Lingus

Sat 2/812:00CWL - BHD

Nonstop1h 25mAer Lingus

Deal found 3/7£97

Thu 31/710:10BHD - CWL

Nonstop1h 20mMultiple Airlines

Thu 7/807:55CWL - BHD

2 stops8h 30mMultiple Airlines

Deal found 3/7£173

Thu 31/706:30BHD - CWL

1 stop10h 15mKLM

Sat 2/809:45CWL - BHD

1 stop7h 10mKLM

Deal found 3/7£525

Sat 9/810:10BHD - CWL

Nonstop1h 20mBritish Airways

Sun 10/812:00CWL - BHD

Nonstop1h 25mBritish Airways

Deal found 3/7£234

Sat 16/821:40BFS - CWL

2 stops12h 55mMultiple Airlines

Sat 23/809:00CWL - BFS

2 stops21h 50mMultiple Airlines

Deal found 2/7£177

One-way flights from Northern Ireland to Cardiff
Search for one-way flight options from Northern Ireland to Cardiff. Find affordable one-way fares based on user searches. Data last updated 4 July 2025.

Wed 9/710:10BHD - CWL

Nonstop1h 20mAer Lingus

Deal found 2/7£72

Sun 13/722:10BFS - CWL

2 stops41h 45mMultiple Airlines

Deal found 1/7£96

Wed 9/715:25BHD - CWL

2 stops16h 00mMultiple Airlines

Deal found 2/7£116

Fri 29/807:00BHD - CWL

Nonstop1h 20mBritish Airways

Deal found 3/7£119

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastCardiff

BHD - CWL

BHDCWL

Belfast City

Thu 31/7

10:10-11:30

Nonstop1h 20m

Cardiff Wales

Sat 2/8

12:00-13:25

Nonstop1h 25m

£97

BelfastCardiff

BHD - CWL

BHDCWL

Belfast City

Thu 31/7

10:10-11:30

Nonstop1h 20m

Cardiff Wales

Thu 7/8

07:55-16:25

2 stops8h 30m

£173

BelfastCardiff

BFS - CWL

BFSCWL

Belfast Intl

Sat 16/8

21:40-10:35

2 stops12h 55m

Cardiff Wales

Sat 23/8

09:00-06:50

2 stops21h 50m

£177

BelfastCardiff

BHD - CWL

BHDCWL

Belfast City

Sat 9/8

10:10-11:30

Nonstop1h 20m

Cardiff Wales

Sun 10/8

12:00-13:25

Nonstop1h 25m

£234

BelfastCardiff

BHD - CWL

BHDCWL

Belfast City

Thu 31/7

06:30-16:45

1 stop10h 15m

Cardiff Wales

Sat 2/8

09:45-16:55

1 stop7h 10m

£525

BelfastCardiff

BHD - CWL

BHDCWL

Belfast City

Wed 9/7

10:10-11:30

Nonstop1h 20m

£72

BelfastCardiff

BFS - CWL

BFSCWL

Belfast Intl

Sun 13/7

22:10-15:55

2 stops41h 45m

£96

BelfastCardiff

BHD - CWL

BHDCWL

Belfast City

Wed 9/7

15:25-07:25

2 stops16h 00m

£116

BelfastCardiff

BHD - CWL

BHDCWL

Belfast City

Fri 29/8

07:00-08:20

Nonstop1h 20m

£119

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Best time to book a flight from Northern Ireland to Cardiff

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

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

Currently, July is the cheapest month in which you can book a flight from Northern Ireland to Cardiff (average of £169). Flying from Northern Ireland to Cardiff in December is currently the most expensive (average of £263). 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 NIR to CWL?

When flying from Northern Ireland to Cardiff, 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 Northern Ireland to Cardiff?

Reviews of airlines servicing Cardiff

Get a feel of what it's like to fly with KLM, Aer Lingus, andBritish Airways from Northern Ireland to Cardiff 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.

KLM

7.8

Good

1,363 reviews

Check prices

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.

KLM

7.8

Good

1,363 reviews

KLM

7.8

Good

1,363 reviews

Check prices

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.

Aer Lingus

7.1

Good

1,144 reviews

KLM

7.8

Good

1,363 reviews

Check prices

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.

British Airways

6.6

Okay

7,093 reviews

KLM

7.8

Good

1,363 reviews

Check prices

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

What airport do you fly into for flights to Cardiff from Northern Ireland?
For a flight from Northern Ireland to Cardiff, you will be flying into Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city.
Can I find deals for flights from Northern Ireland to Cardiff that include hotel bookings?
Yes. In addition to deals on Northern Ireland to Cardiff flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to Cardiff?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Cardiff.
Can I find deals for business class flights from Northern Ireland to Cardiff?
Yes. Cheapflights offers flight deals from Northern Ireland to Cardiff 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 Northern Ireland to Cardiff?
Currently, July is the cheapest month in which you can book a flight from Northern Ireland to Cardiff (average of £169). Flying from Northern Ireland to Cardiff in December is currently the most expensive (average of £263). 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

Barry

Bridgend

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Top 2 airlines flying from Northern Ireland to Cardiff

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£37	Average£78	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
Aer Lingus	Cheapest£81	Average£119	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Northern Ireland to Cardiff?

When you search for this flight from Northern Ireland to Cardiff, 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 Northern Ireland to Cardiff?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Cardiff from Northern Ireland.

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

Certainly. Search results for flights to Cardiff from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Cardiff from Northern Ireland today and book when prices fit your budget.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Northern Ireland to Cardiff from £72

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Cardiff

Keep the following information in mind while searching for Northern Ireland to Cardiff flight deals. Data was last updated 4 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Northern Ireland to Cardiff

Cheapest flights from Northern Ireland to CardiffExplore the most affordable flight options available from Northern Ireland to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Explore the most affordable flight options available from Northern Ireland to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Cardiff that are best for you.

Best time to book a flight from Northern Ireland to Cardiff

Have a flexible travel schedule? Discover the best time to fly to Cardiff from Northern Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Cardiff

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

What is the cheapest time of day to fly from NIR to CWL?

Find hourly flight availability from Northern Ireland to Cardiff. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

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

Reviews of airlines servicing Cardiff

Get insights into the airlines that provide service to Cardiff. 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 Cardiff. Reviews last updated 4 July 2025.

Get a feel of what it's like to fly with KLM, Aer Lingus, andBritish Airways from Northern Ireland to Cardiff 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.

Related info for your journey

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

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

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

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

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

Travelling to a place near Northern Ireland?

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.

Alternative routes for Northern Ireland to Cardiff

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

Top 2 airlines flying from Northern Ireland to Cardiff

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 Northern Ireland to Cardiff?

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

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

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

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Cheapest flights from Northern Ireland to Cardiff
Explore the most affordable flight options available from Northern Ireland to Cardiff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.