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Cheap flights from Dublin to Cardiff from €16

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 5/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Dublin to Cardiff

Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
21:20 - 22:20DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
23:15 - 00:15CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Fri, 4 Sep - Tue, 8 Sep
Ryanair Logo
22:25 - 23:25DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
21:45 - 22:45CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Wed, 16 Sep - Sun, 20 Sep
Ryanair Logo
22:25 - 23:25DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
22:45 - 23:45CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Wed, 2 Sep - Fri, 4 Sep
Ryanair Logo
21:50 - 22:50DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
23:50 - 00:50CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Tue, 8 Sep - Wed, 9 Sep
Ryanair Logo
21:25 - 22:25DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
21:45 - 22:45CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Thu, 17 Sep - Sun, 20 Sep
Ryanair Logo
21:20 - 22:20DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
21:45 - 22:45CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Fri, 4 Sep - Sun, 6 Sep
Ryanair Logo
20:45 - 21:45DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
23:15 - 00:15CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Mon, 7 Sep - Tue, 22 Sep
Ryanair Logo
21:25 - 22:25DUB  Dublin-CWL Cardiff Wales
1h 00mdirect
Ryanair Logo
22:45 - 23:45CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€30Ryanair
Thu, 3 Sep - Fri, 4 Sep
Multiple Airlines Logo
20:15 - 09:05DUB  Dublin-CWL Cardiff Wales
12h 50m1 stop Malaga
Multiple Airlines Logo
22:10 - 23:15CWL  Cardiff Wales-DUB Dublin
1h 05mdirect
€90Multiple Airlines
Mon, 7 Sep - Mon, 14 Sep
Multiple Airlines Logo
20:15 - 09:05DUB  Dublin-CWL Cardiff Wales
12h 50m1 stop Malaga
Multiple Airlines Logo
23:15 - 00:15CWL  Cardiff Wales-DUB Dublin
1h 00mdirect
€93Multiple Airlines
Mon, 7 Sep - Tue, 22 Sep

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Ryanair flights from Dublin to Cardiff

Our best Ryanair deals on Dublin to Cardiff flight tickets
Ryanair
4 Sept
DUB21:20Dublin
1h 00m
CWL22:20Cardiff Wales
6 Sept
CWL21:45Cardiff Wales
1h 00m
DUB22:45Dublin
€30
Ryanair
5 Sept
DUB05:55Dublin
1h 00m
CWL06:55Cardiff Wales
7 Sept
CWL22:10Cardiff Wales
1h 05m
DUB23:15Dublin
€31
Ryanair
4 Sept
DUB21:20Dublin
1h 00m
CWL22:20Cardiff Wales
11 Sept
CWL22:45Cardiff Wales
1h 00m
DUB23:45Dublin
€33

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 13,528 searches. Data last updated 10 August 2026.
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

Cheapest return flight
Fastest return journey

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Fri 4/9

21:20-22:20

Nonstop1h 00m

Cardiff Wales

Tue 8/9

23:15-00:15

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Wed 16/9

22:25-23:25

Nonstop1h 00m

Cardiff Wales

Sun 20/9

21:45-22:45

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Wed 2/9

22:25-23:25

Nonstop1h 00m

Cardiff Wales

Fri 4/9

22:45-23:45

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Tue 8/9

21:50-22:50

Nonstop1h 00m

Cardiff Wales

Wed 9/9

23:50-00:50

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Thu 17/9

21:25-22:25

Nonstop1h 00m

Cardiff Wales

Sun 20/9

21:45-22:45

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Fri 4/9

21:20-22:20

Nonstop1h 00m

Cardiff Wales

Sun 6/9

21:45-22:45

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Mon 7/9

20:45-21:45

Nonstop1h 00m

Cardiff Wales

Tue 22/9

23:15-00:15

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Thu 3/9

21:25-22:25

Nonstop1h 00m

Cardiff Wales

Fri 4/9

22:45-23:45

Nonstop1h 00m

€30

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Mon 7/9

20:15-09:05

1 stop12h 50m

Cardiff Wales

Mon 14/9

22:10-23:15

Nonstop1h 05m

€90

DublinCardiff

DUB Dublin - CWL Cardiff Wales

DUBCWL

Dublin

Mon 7/9

20:15-09:05

1 stop12h 50m

Cardiff Wales

Tue 22/9

23:15-00:15

Nonstop1h 00m

€93

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 typical price of a round-trip flight between Dublin and Cardiff?

Prices are currently low for flights on this route.

Typical prices usually range from €35 to €70.
The lowest price recently found on this route was €30.

What is the cheapest month to fly to Cardiff?

The cheapest month to fly to Cardiff from Dublin is in January. Flight prices, which tend to average around €33, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Cardiff from Dublin during May instead. Flights to Cardiff in May, while not as cheap as those in January, still average around €39.

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

The cheapest day to depart from Dublin to Cardiff is on a Thursday. Travellers who choose to depart for Cardiff on a Thursday will often find tickets for as low as €43. On the other hand, Wednesday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €138.

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

According to our data, the cheapest time of day to fly to Cardiff is in the evening. momondo users have found flights departing from Dublin to Cardiff in the evening for as low as €60. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive, with an average ticket price of €138.

What is the cheapest Dublin to Cardiff Wales flight route?

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

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

There is only 1 cabin class available to choose from on Dublin to Cardiff 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?

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

€48

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 €48. The best return flight deal from Dublin to Cardiff found on momondo in the last 72 hours is €89.
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

Frequently asked questions about flying from Dublin to Cardiff

  • How far is Dublin to Cardiff Wales by plane?

    Cardiff Wales is 294.1 km away from Dublin. 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 refreshed on a daily basis.

  • 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?

    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 stopovers. 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 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.

  • 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 €33Free CancellationRating
6.9
5,462 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 €33. Generally, Ryanair has 3 flights on this route every week with an average price of €60. Ryanair is rated 6.9/10 by our users.

Why use momondo?

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

Finding the right flight to Cardiff from Dublin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cardiff quick and easy, saving you time and money.

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

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

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

Once all potential Dublin to Cardiff flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Dublin to Cardiff flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Cardiff trip

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Ryanair
Aer Lingus