$21+ Cheap flights from Cardiff (CWL) to Dublin (DUB)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — DUB
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Cardiff to Dublin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Cardiff Wales to Dublin are usually found in June or November, booked 29 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Cardiff to Dublin
Cheapest
Best
Last-minute
One-way
Cheapest flights from Cardiff to DublinExplore the most affordable flight options available from Cardiff to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Cardiff to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:50 pm -
Nonstop1h 00m
Fri 10/99:20 pm -
Nonstop1h 00m
Deal found 9/11![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:50 pm -
Nonstop1h 05m
Thu 9/249:25 pm -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$42
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:30 am -
Nonstop1h 00m
Tue 10/209:50 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$43
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:15 pm -
Nonstop1h 00m
Fri 9/189:20 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$46
This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:45 pm -
Nonstop1h 00m
Mon 10/267:10 am -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$47
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:50 pm -
Nonstop1h 00m
Thu 9/179:25 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$49
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:15 pm -
Nonstop1h 00m
Thu 9/179:25 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$54
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:50 pm -
Nonstop1h 00m
Sun 11/110:25 pm -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$55
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:15 pm -
Nonstop1h 00m
Wed 9/1610:25 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$57
This Booking.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:45 pm -
Nonstop1h 00m
Sun 10/188:20 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$63
This Ryanair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:05 pm -
Nonstop1h 00m
Mon 11/97:10 am -
Nonstop1h 00m
Deal found 9/15![Ryanair logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:10 pm -
Nonstop1h 00m
Sun 12/2012:55 pm -
Nonstop1h 00m
Deal found 9/12![Ryanair logo]()
$99
Best flights from Cardiff to DublinDiscover carefully curated flight deals from Cardiff to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Cardiff to Dublin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Ryanair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2710:15 pm -
Nonstop1h 00m
Fri 10/309:45 pm -
Nonstop1h 00m
Deal found 9/14![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:30 am -
Nonstop1h 00m
Tue 10/209:50 pm -
Nonstop1h 00m
Deal found 9/11![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:15 pm -
Nonstop1h 00m
Wed 9/3010:25 pm -
Nonstop1h 00m
Deal found 9/15![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:15 pm -
Nonstop1h 00m
Wed 10/710:25 pm -
Nonstop1h 00m
Deal found 9/12![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:50 pm -
Nonstop1h 00m
Thu 10/159:25 pm -
Nonstop1h 00m
Deal found 9/11![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:50 pm -
Nonstop1h 00m
Wed 10/1410:25 pm -
Nonstop1h 00m
Deal found 9/14![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:50 pm -
Nonstop1h 00m
Fri 10/99:20 pm -
Nonstop1h 00m
Deal found 9/11![Ryanair logo]()
$41
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:30 am -
Nonstop1h 00m
Mon 10/198:45 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$43
This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:45 pm -
Nonstop1h 00m
Mon 10/267:10 am -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$47
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:50 pm -
Nonstop1h 00m
Sun 11/110:25 pm -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$55
This Ryanair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:05 pm -
Nonstop1h 00m
Mon 11/97:10 am -
Nonstop1h 00m
Deal found 9/15![Ryanair logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:45 pm -
1 stop7h 10m
Mon 10/128:45 pm -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$109
Last-minute flights from Cardiff to DublinDiscover last-minute flight deals from Cardiff to Dublin. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Cardiff to Dublin. Data last updated September 15, 2026 and is based on user searches.
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:15 pm -
Nonstop1h 00m
Fri 9/189:20 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$46
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:15 pm -
Nonstop1h 00m
Thu 9/179:25 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$54
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:15 pm -
Nonstop1h 00m
Wed 9/1610:25 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$57
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:50 pm -
Nonstop1h 00m
Thu 9/179:25 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$49
This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:50 pm -
Nonstop1h 05m
Thu 9/249:25 pm -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$42
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:50 pm -
Nonstop1h 00m
Fri 10/99:20 pm -
Nonstop1h 00m
Deal found 9/11![Ryanair logo]()
$41
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:45 pm -
1 stop7h 10m
Mon 10/128:45 pm -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$109
This Ryanair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:30 am -
Nonstop1h 00m
Sun 10/118:20 pm -
Nonstop1h 00m
Deal found 9/15![Ryanair logo]()
$113
This Booking.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:45 pm -
Nonstop1h 00m
Sun 10/188:20 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$63
This Ryanair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:30 am -
Nonstop1h 00m
Tue 10/209:50 pm -
Nonstop1h 00m
Deal found 9/13![Ryanair logo]()
$43
This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:45 pm -
Nonstop1h 00m
Mon 10/267:10 am -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$47
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2511:50 pm -
Nonstop1h 00m
Sun 11/110:25 pm -
Nonstop1h 00m
Deal found 9/10![Ryanair logo]()
$55
One-way flights from Cardiff to DublinSearch for one-way flight options from Cardiff to Dublin. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Cardiff to Dublin. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:15 pm -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Ryanair logo]()
$21
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:45 pm -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Ryanair logo]()
$22
This Ryanair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/148:15 am -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Ryanair logo]()
$23
This Booking.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:50 pm -
Nonstop1h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Ryanair logo]()
$24
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:35 am -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Ryanair logo]()
$25
This Ryanair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:35 am -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Ryanair logo]()
$26
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:45 pm -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Ryanair logo]()
$28
This Booking.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:35 am -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Ryanair logo]()
$29
This Ryanair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ryanair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/134:05 pm -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Ryanair logo]()
$31
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/132:25 pm -
Nonstop1h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Ryanair logo]()
$32
Find flight deals from Cardiff to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $41 (Ryanair) |
One-way from | $21 (Ryanair) |
Popular in | March |
Cheapest in | June |
Average price | $69 |
Good one-way deal | $29 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Cardiff to Dublin 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, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Cardiff to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Fri 10/16
10:45 pm-11:45 pm
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Tue 10/13
11:15 pm-12:15 am
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Fri 10/2
10:45 pm-11:45 pm
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Thu 10/15
10:50 pm-11:55 pm
Nonstop1h 05m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Tue 9/22
11:15 pm-12:15 am
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Sun 10/11
9:45 pm-10:45 pm
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Sat 10/10
7:30 am-8:30 am
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Sat 10/17
7:30 am-8:30 am
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Fri 9/25
10:45 pm-11:45 pm
Nonstop1h 00m
Dublin
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
CardiffDublin
CWL Cardiff Wales - DUB Dublin
CWLDUB
Cardiff Wales
Tue 10/27
10:15 pm-11:15 pm
Nonstop1h 00m
Dublin
Fri 10/30
9:45 pm-10:45 pm
Nonstop1h 00m
$41
Showing 1-10 of 21 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Cardiff-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cardiff-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cardiff-Dublin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Cardiff-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cardiff-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Cardiff to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from Cardiff with our price prediction graph.
CWL-DUB
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Cardiff to Dublin
How far ahead should I book a flight from Cardiff to Dublin?
Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cardiff to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Cardiff to Dublin?
Currently, June is the cheapest month in which you can book a flight from Cardiff to Dublin (average of $54). Flying from Cardiff to Dublin in March is currently the most expensive (average of $105). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CWL to DUB?
Find hourly flight availability from Cardiff to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2026.
A simple way to save on the total cost of your ticket is to fly from Cardiff to Dublin in the morning. If you’re flexible enough to do this you can expect to save up to 88% on your trip compared to booking a flight at noon.
Reviews of airlines servicing Dublin
Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated September 15, 2026.
Peruse reviews from past customers who have flown with Ryanair from Cardiff to Dublin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
6.7
Comfort
6.5
Entertainment
5.7
Overall
6.9
Crew
7.5
Food
6.0
Reviews
1 / 20
6.0
GoodDavid,Jan 2024
MLA - DUB
Boarding
6.7
Comfort
6.5
Entertainment
5.7
Overall
6.9
Crew
7.5
Food
6.0
Reviews
1 / 20
6.0
GoodDavid,Jan 2024
MLA - DUB
Related info for your journey
Find useful and relevant information for your journey from Cardiff to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsCastleknock
Bray
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Other flights to Dublin
Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
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Cardiff and Dublin flights
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Top airline flying from Cardiff to Dublin
Discover the top airline that operate flights from Cardiff to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$38 | Average$63 | FlexibilityNo cancel fee | On-timeN/A |