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Cheap flights from Dublin to Cardiff from £15

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Cardiff departing on 17/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Dublin to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
22:00 - 23:05
DUB
-
CWL
1h 05mdirect
Ryanair Logo
22:00 - 23:05
CWL
-
DUB
1h 05mdirect
£31Ryanair
Mon, 22 Dec - Tue, 23 Dec
Ryanair Logo
20:55 - 22:00
DUB
-
CWL
1h 05mdirect
Ryanair Logo
20:05 - 21:10
CWL
-
DUB
1h 05mdirect
£32Ryanair
Fri, 9 Jan - Sat, 10 Jan
Ryanair Logo
09:00 - 10:05
DUB
-
CWL
1h 05mdirect
Ryanair Logo
21:20 - 22:25
CWL
-
DUB
1h 05mdirect
£33Ryanair
Thu, 29 Jan - Sun, 1 Feb
Ryanair Logo
06:00 - 15:40
DUB
-
CWL
9h 40m1 stop
Ryanair Logo
20:05 - 21:10
CWL
-
DUB
1h 05mdirect
£74Ryanair
Fri, 9 Jan - Sat, 10 Jan
Ryanair Logo
21:00 - 22:00
DUB
-
CWL
1h 00mdirect
Ryanair Logo
21:45 - 22:45
CWL
-
DUB
1h 00mdirect
£75Ryanair
Thu, 4 Jun - Sun, 7 Jun
Ryanair Logo
22:25 - 23:25
DUB
-
CWL
1h 00mdirect
Ryanair Logo
09:25 - 10:25
CWL
-
DUB
1h 00mdirect
£75Ryanair
Wed, 13 May - Sat, 16 May
Ryanair Logo
06:00 - 15:40
DUB
-
CWL
9h 40m1 stop
Ryanair Logo
23:30 - 00:35
CWL
-
DUB
1h 05mdirect
£79Ryanair
Fri, 16 Jan - Mon, 26 Jan
Multiple Airlines Logo
08:05 - 19:45
DUB
-
CWL
11h 40m1 stop
Multiple Airlines Logo
20:05 - 21:10
CWL
-
DUB
1h 05mdirect
£81Multiple Airlines
Sat, 24 Jan - Sat, 31 Jan
Ryanair Logo
20:55 - 22:00
DUB
-
CWL
1h 05mdirect
Ryanair Logo
10:05 - 18:55
CWL
-
DUB
8h 50m1 stop
£81Ryanair
Fri, 16 Jan - Sun, 18 Jan
Ryanair Logo
14:00 - 09:40
DUB
-
CWL
19h 40m2 stops
Ryanair Logo
20:05 - 21:10
CWL
-
DUB
1h 05mdirect
£83Ryanair
Sat, 24 Jan - Sat, 31 Jan

Ryanair flights from Dublin to Cardiff

Our best Ryanair deals on Dublin to Cardiff flight tickets
Ryanair
18 Dec
DUB09:00Dublin
1h 05m
CWL10:05Cardiff Wales
22 Dec
CWL23:30Cardiff Wales
1h 05m
DUB00:35Dublin
£28
Find similar
Ryanair
13 Dec
DUB18:35Dublin
1h 05m
CWL19:40Cardiff Wales
15 Dec
CWL23:30Cardiff Wales
1h 05m
DUB00:35Dublin
£29
Find similar
Ryanair
22 Dec
DUB22:00Dublin
1h 05m
CWL23:05Cardiff Wales
23 Dec
CWL22:00Cardiff Wales
1h 05m
DUB23:05Dublin
£31
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Cardiff 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 12 December 2025.
Use the filters below to find and compare flights from Dublin to Cardiff that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Mon 22/12

22:00-23:05

Nonstop1h 05m

Cardiff Wales

Tue 23/12

22:00-23:05

Nonstop1h 05m

£31

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 9/1

20:55-22:00

Nonstop1h 05m

Cardiff Wales

Sat 10/1

20:05-21:10

Nonstop1h 05m

£32

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 29/1

09:00-10:05

Nonstop1h 05m

Cardiff Wales

Sun 1/2

21:20-22:25

Nonstop1h 05m

£33

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 9/1

06:00-15:40

1 stop9h 40m

Cardiff Wales

Sat 10/1

20:05-21:10

Nonstop1h 05m

£74

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Thu 4/6

21:00-22:00

Nonstop1h 00m

Cardiff Wales

Sun 7/6

21:45-22:45

Nonstop1h 00m

£75

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Wed 13/5

22:25-23:25

Nonstop1h 00m

Cardiff Wales

Sat 16/5

09:25-10:25

Nonstop1h 00m

£75

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 16/1

06:00-15:40

1 stop9h 40m

Cardiff Wales

Mon 26/1

23:30-00:35

Nonstop1h 05m

£79

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 24/1

08:05-19:45

1 stop11h 40m

Cardiff Wales

Sat 31/1

20:05-21:10

Nonstop1h 05m

£81

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Fri 16/1

20:55-22:00

Nonstop1h 05m

Cardiff Wales

Sun 18/1

10:05-18:55

1 stop8h 50m

£81

DublinCardiff

DUB - CWL

DUBCWL

Dublin

Sat 24/1

14:00-09:40

2 stops19h 40m

Cardiff Wales

Sat 31/1

20:05-21:10

Nonstop1h 05m

£83

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Cardiff from

How to get the cheapest flight ticket from Dublin to Cardiff

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 Cardiff?

The month of October is, on average, the cheapest month to fly to Cardiff from Dublin, with most prices found around £48. If you are unable to visit Cardiff during the month of October, then departing from Dublin during the month September is also very affordable. Most momondo users find prices during this month for around £50.

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

The cheapest day to depart from Dublin to Cardiff is on a Tuesday. Travellers who choose to depart for Cardiff on a Tuesday will often find tickets for as low as £50. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Dublin to Cardiff for around £110.

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

The cheapest time of day to fly to Cardiff is at midday when flights can be purchased for as low as £48. In the afternoon is when there is more demand to fly to Cardiff, so prices are often more expensive at around £114 per ticket.

What is the cheapest Dublin to Cardiff Wales flight route?

Fly from Dublin to Cardiff Wales for the best Dublin - Cardiff Wales flight prices

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

You are more likely to see cheaper flights to Cardiff from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Cardiff for around £83 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 Dublin for as low as £48 on momondo.

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

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

How have Dublin to Cardiff flight prices changed over time?

As of December 2025, prices for Dublin to Cardiff flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to Cardiff

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Cardiff according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dublin to Cardiff (DUB to CWL) flight deals and tips

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

Best price found

£13

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Cardiff

1 airport
The best one-way flight to Cardiff from Dublin in the past 72 hours is £13. The best return flight deal from Dublin to Cardiff found on momondo in the last 72 hours is £53.
The fastest flight from Dublin to Cardiff takes 1h 00m
Direct flights go from Dublin to Cardiff every day.
There is 1 airport in Cardiff. From Dublin there are direct flights to Cardiff Wales (CWL).
Search flight deals

  • How far is Dublin to Cardiff Wales by plane?

    The distance between Dublin and Cardiff Wales is about 182.8 mi. Typically, this will take 1h 00m by plane in normal conditions.

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

    Prices for flights from Dublin Airport to Cardiff Wales Airport are updated daily.

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

  • How old do you have to be to fly from Dublin Airport 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Cardiff Wales Airport.

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

    The travel and health documents you'll need for your trip to Cardiff Wales Airport 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 Cardiff Wales Airport. 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 Dublin to Cardiff?

  • What is the most popular airline from Dublin to Cardiff?

Best airlines flying from Dublin to Cardiff

Compare and see reviews for airlines that fly from Dublin to Cardiff with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £32Free CancellationRating
6.8
5,218 reviews
Search Ryanair flights

  • Ryanair Flights From Dublin to Cardiff

    The lowest priced Ryanair flight from Dublin to Cardiff from the last 72 hours was £32. Generally, Ryanair has 3 flights on this route every week with an average price of £66. Ryanair is rated 6.8/10 by our users.

Travelling to a place near Cardiff?

Book flights to Cardiff if you plan to visit one of these locations
Barry
Bridgend

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dublin to Cardiff for you.

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

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

How can momondo help me find flights from Dublin to Cardiff?

momondo helps you find the best flight between Dublin and Cardiff by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Cardiff from Dublin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Cardiff trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Airports servicing Wales

Holyhead Anglesey Airport