Cheap Flights from Cardiff (CWL) to Dublin (DUB)

View AU$279 flight on Thu, 4 June 2026Opens in a new window

Popular airlines from Cardiff International Airport (CWL) to Dublin Airport (DUB)

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Cheap Flights from Cardiff (CWL) to Dublin (DUB)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$487 Return, found 5 days ago
AU$487
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$487 found 5 days ago
Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$489 Return, found 5 days ago
AU$489
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$489 found 5 days ago
Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$492 Return, found 5 days ago
AU$492
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$492 found 5 days ago
Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$508 Return, found 5 days ago
AU$508
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$508 found 5 days ago
Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$511 Return, found 5 days ago
AU$511
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$511 found 5 days ago
Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$513 Return, found 5 days ago
AU$513
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$513 found 5 days ago
Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$529 Return, found 5 days ago
AU$529
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$529 found 5 days ago
Air France
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$531 Return, found 5 days ago
AU$531
Return
found 5 days ago
Select Air France flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$531 found 5 days ago
KLM
Thu, 4 June - Tue, 9 June
CWL
Cardiff
DUB
Dublin
AU$538 Return, found 5 days ago
AU$538
Return
found 5 days ago
Select KLM flight, departing Thu, 4 June from Cardiff to Dublin, returning Tue, 9 June, priced at AU$538 found 5 days ago
British Airways
Tue, 19 May - Wed, 20 May
CWL
Cardiff
DUB
Dublin
AU$1,030 Return, found 3 days ago
AU$1,030
Return
found 3 days ago
Select British Airways flight, departing Tue, 19 May from Cardiff to Dublin, returning Wed, 20 May, priced at AU$1,030 found 3 days ago

Frequently asked questions

How much does a flight from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) cost?
One-way flights typically cost between $748 and $3,041 and return flights often range between $748 and $3,041. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
Which airlines fly direct from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
Enter CWL to DUB and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
To find a cheap flight from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
The best airline to fly with from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) will differ from traveller to traveller. If you like to fly early, FR offers early morning flights. If price is the most important factor, FR typically offers the lowest fares. KL offers the most daily flights from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
There are approximately 3 connecting flights per day from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB). Some common connection points include Schiphol (AMS), George Best Belfast City (BHD), and Pearson Intl. (YYZ).
What is the earliest flight from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from CWL to DUB. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
You'll typically find the most flights from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) on a Saturday, with around 5 flights available. This gives you a good selection for your travel plans. Major airlines on this route include KLM, Ryanair, and Eastern Airways.
What are the most popular departure times for flights from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
The most popular departure times for flights from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) are in the morning, between 9am and 12pm. This accounts for around 62% of total traffic. This timing works well because it allows you to start your travel day at a reasonable hour and arrive in Dublin with plenty of time to settle in or begin exploring.
How long does it take to fly from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
Flying nonstop from CWL to DUB takes around 1 hour, with the route covering approximately 186 miles. Flights with a layover typically take 6 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
Select the "Business class" and "First class" filters when looking for CWL to DUB flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) flight with Expedia?
It's easy to earn miles on a Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) at the last minute?
Typically, booking a last minute flight from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) flight and hotel package?
Securing a Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cardiff (CWL-Cardiff Intl.) to Dublin (DUB)?
If you booked your Cardiff (CWL-Cardiff Intl.) to Dublin (DUB) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Cardiff Intl.
Destination airport
Dublin
Return price
AU$487
Distance
297 km

Book with confidence

Your quick guide to flights from Cardiff to Dublin

Pick up great flights from Cardiff to Dublin

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Cardiff to Dublin. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Cardiff to Dublin that take around hours.

Find cheap flights from Cardiff to Dublin

From the great flight deals with prices currently ranging from AU$487 to AU$1,030, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Cardiff to Dublin around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Dublin is normally in June.

Reasons to book your flight from Cardiff to Dublin with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Cardiff to Dublin across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Dublin right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Cardiff to Dublin
*Available to Expedia members.