Cheap Aer Lingus flights from Cardiff to Dublin (CWL to DUB)
Find The Best Day To Fly from Cardiff to Dublin
Discover our best Aer Lingus flight from Cardiff CWL to Dublin DUB
To find the best deals on flights to Cardiff from Dublin with Aer Lingus, just enter your travel dates, filter by Aer Lingus, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Cardiff CWL to Dublin DUB with Aer Lingus
If you’re planning a round trip, booking return flights with Aer Lingus is usually the most cost-effective option. With airfares ranging from to , it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way Aer Lingus flights from Cardiff CWL to Dublin DUB
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Aer Lingus flight from Cardiff to Dublin costs from . Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Dublin DUB from Cardiff CWL with Aer Lingus
To find a cheap Aer Lingus flight from Cardiff CWL to Dublin DUB, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on Aer Lingus flights from Cardiff CWL to Dublin DUB
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as , or if you book a flight with a stopover.
Find nonstop flights from Cardiff CWL to Dublin DUB with Aer Lingus
If you’re keen to be on Dublin soil fast, don’t waste time with a stopover—filter your search results to show direct Aer Lingus flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for Aer Lingus flights from Cardiff CWL to Dublin DUB
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Dublin DUB from Cardiff CWL with Aer Lingus on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ORD | USA | O'Hare Intl. | 43 |
| DUB | IRL | Dublin | 16 |
| LHR | GBR | Heathrow | 7 |
| BOS | USA | Logan Intl. | 7 |
| JFK | USA | John F. Kennedy Intl. | 5 |
| IAH | USA | George Bush Intercontinental | 4 |
| MSN | USA | Dane County Regional | 4 |
| LAX | USA | Los Angeles Intl. | 3 |
| STL | USA | Lambert-St. Louis Intl. | 3 |
| BNA | USA | Nashville Intl. | 3 |
Travelers ❤️ these 🏨 after their flight to Dublin
Clayton Hotel Dublin Airport
"No air conditioning in guest rooms. Only the lobby/first floor is air conditioned. Felt conned. It was stifling hot and an uncomfortable night. Will not stay there again."
Reviewed on Jul 13, 2026
Clayton Hotel Dublin Airport Central
"I liked the location which was near the river which was a lovely walk and it led to the downtown area. It was also in an area which was close to a convenience store. As sure as we are that we have brought everything we need, there is always something forgotten. It's nice if you don't have to go all ..."
Reviewed on Jul 13, 2026
Maldron Hotel Dublin Airport
"The hotel is literally walking distance to the airport, which was excellent for us. They’ve started to use a kiosk check-in system, which I did not think worked very well. And our room was not ready even at 5 o’clock. But the breakfast was exceptional."
Reviewed on Jul 13, 2026