Which airlines fly to Cardiff?

For flights from Ireland to Cardiff, most momondo users will book with popular airline such as Aer Lingus. Depending on what airport you fly from, you may have other airlines to choose from.

€16 Cheap Flights to Cardiff in 2025/26

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Find the cheapest flights from Ireland to Cardiff

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Cheap return flights

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14:25 - 15:30DUB-CWL

1h 05mdirect

15:55 - 17:00CWL-DUB

1h 05mdirect

€33Ryanair

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Wed, 19 Nov - Wed, 26 Nov

09:00 - 10:05DUB-CWL

1h 05mdirect

23:30 - 00:35CWL-DUB

1h 05mdirect

€49Ryanair

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Thu, 13 Nov - Mon, 17 Nov

09:00 - 10:05DUB-CWL

1h 05mdirect

20:05 - 21:10CWL-DUB

1h 05mdirect

€50Ryanair

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Thu, 6 Nov - Sat, 8 Nov

19:50 - 20:55DUB-CWL

1h 05mdirect

21:20 - 22:25CWL-DUB

1h 05mdirect

€60Ryanair

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Sun, 7 Dec - Sun, 14 Dec

19:50 - 20:55DUB-CWL

1h 05mdirect

21:20 - 22:25CWL-DUB

1h 05mdirect

€69Ryanair

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Sun, 7 Dec - Sun, 14 Dec

20:30 - 21:35DUB-CWL

1h 05mdirect

20:05 - 21:10CWL-DUB

1h 05mdirect

€72Ryanair

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Tue, 30 Dec - Sat, 3 Jan

08:00 - 09:00DUB-CWL

1h 00mdirect

21:45 - 22:45CWL-DUB

1h 00mdirect

€76Ryanair

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Sat, 4 Apr - Sun, 5 Apr

19:50 - 20:55DUB-CWL

1h 05mdirect

21:20 - 22:25CWL-DUB

1h 05mdirect

€85Ryanair

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Sun, 7 Dec - Sun, 14 Dec

22:00 - 23:05DUB-CWL

1h 05mdirect

16:40 - 22:55CWL-DUB

6h 15m1 stop

€108Multiple Airlines

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Mon, 8 Dec - Mon, 15 Dec

14:25 - 15:30DUB-CWL

1h 05mdirect

17:10 - 12:40CWL-DUB

19h 30m2 stops

€116Multiple Airlines

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Wed, 3 Dec - Sat, 13 Dec

Fly from

Route

Depart

Return

Price

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Wed 19/11

14:25-15:30

Nonstop1h 05m

Cardiff Wales

Wed 26/11

15:55-17:00

Nonstop1h 05m

€33

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 13/11

09:00-10:05

Nonstop1h 05m

Cardiff Wales

Mon 17/11

23:30-00:35

Nonstop1h 05m

€49

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 6/11

09:00-10:05

Nonstop1h 05m

Cardiff Wales

Sat 8/11

20:05-21:10

Nonstop1h 05m

€50

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sun 7/12

19:50-20:55

Nonstop1h 05m

Cardiff Wales

Sun 14/12

21:20-22:25

Nonstop1h 05m

€60

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sun 7/12

19:50-20:55

Nonstop1h 05m

Cardiff Wales

Sun 14/12

21:20-22:25

Nonstop1h 05m

€69

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Tue 30/12

20:30-21:35

Nonstop1h 05m

Cardiff Wales

Sat 3/1

20:05-21:10

Nonstop1h 05m

€72

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 4/4

08:00-09:00

Nonstop1h 00m

Cardiff Wales

Sun 5/4

21:45-22:45

Nonstop1h 00m

€76

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sun 7/12

19:50-20:55

Nonstop1h 05m

Cardiff Wales

Sun 14/12

21:20-22:25

Nonstop1h 05m

€85

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Mon 8/12

22:00-23:05

Nonstop1h 05m

Cardiff Wales

Mon 15/12

16:40-22:55

1 stop6h 15m

€108

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Wed 3/12

14:25-15:30

Nonstop1h 05m

Cardiff Wales

Sat 13/12

17:10-12:40

2 stops19h 30m

€116

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Cardiff flights insights and trends

Explore insights for your Cardiff flight to craft the best travel plan

What is the cheapest month to fly to Cardiff?

The cheapest month to fly to Cardiff from Ireland is in October. Flight prices, which tend to average around €55, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Cardiff from Ireland during September instead. Flights to Cardiff in September, while not as cheap as those in October, still average around €58.

What is the cheapest day to depart on your flight to Cardiff?

The cheapest day to depart from Ireland to Cardiff is on a Wednesday. Travellers who choose to depart for Cardiff on a Wednesday will often find tickets for as low as €213. On the other hand, Friday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €407.

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

You are more likely to see cheaper flights to Cardiff from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Cardiff for around €106 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cardiff from Ireland for as low as €69 on momondo.

Cheapest flights to Cardiff Wales

Find the cheapest flights to Cardiff Wales from your nearest city or airport

Find flights from Dublin to Cardiff

CHEAPEST MONTH TO FLY TO CARDIFF FROM DUBLIN	October	48% cheaper	Flying from Dublin to Cardiff costs on average just €55 in October
MOST EXPENSIVE MONTH TO FLY TO CARDIFF FROM DUBLIN	April	70% more expensive	It costs about €181 for flights to Cardiff from Dublin in April
MOST POPULAR MONTH TO FLY TO CARDIFF FROM DUBLIN	June	433% more users visited	More momondo users searched in flights to Cardiff from Dublin in June than any other month

Cheap Cardiff flight deals and tips

Summary info about Cardiff flight prices, duration and airlines

Best One-Way Price	€16
Best Round-Trip Price	€33
Fastest flight time	1h 00m
Popular in	April

The best one-way flight price to Cardiff from Ireland in the last 72 hours is €16 (Dublin to Cardiff Wales).

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The best round-trip flight price to Cardiff from Ireland in the last 72 hours is €33 (Dublin to Cardiff Wales).

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The fastest flight to Cardiff from Ireland takes 1h 00m (Dublin to Cardiff Wales).

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April has the highest demand for flights to Cardiff, with a 21% price increase on average.

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Frequently asked questions about flying to Cardiff

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

You are more likely to see cheaper flights to Cardiff from Ireland when booking 20 days ahead of your departure date. In general, you can expect to find flights to Cardiff for around €106 when searching 20 days out. Keep in mind that you might be able to find cheaper flights to Cardiff at any time. In fact, our users found flights for as low as €33 in the past 72 hours.

Is there an alternative airport near Cardiff?

Finding an alternative and possibly cheaper destination airport near Cardiff is possible. If you are planning a flight to Cardiff, consider booking flights to Bristol Airport (34 km from Cardiff city centre), Swansea Fairwood Comm Airport (63 km from Cardiff city centre), Gloucestershire Airport (84 km from Cardiff city centre), Exeter Airport (84 km from Cardiff city centre) or Brize Norton Airport (114 km from Cardiff city centre).

Is there a cheaper alternative to flying into Cardiff?

Bristol Airport has an average price of €126 per person and is typically the cheapest airport to fly into when visiting Cardiff. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

How long does it take to fly to Cardiff?

On average, it takes 1h to fly from Ireland to Cardiff if you fly out of Dublin (the most popular airport in Ireland) and into Cardiff Wales (the most popular airport in Cardiff). If you’re flying out of Cork and into Cardiff Wales, then the flight time is around .

When did momondo last update prices for flights to Cardiff Wales Airport?

Prices for flights to Cardiff Wales Airport are refreshed on a daily basis.

How old do you have to be to fly to Cardiff Wales Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Cardiff Wales Airport.

What documentation or ID do you need to fly to Cardiff Wales Airport?

The required travel and health documents for your Cardiff Wales Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Cardiff Wales Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Cardiff. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Cardiff on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Cardiff?

momondo provides multiple filters to help you find the best flight to Cardiff. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

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