Cheap flights from Dublin to Cardiff
from 18 US$
Compare hundreds of airlines Dublin–Cardiff
The cheapest month is usually 2026-09 · 18 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Dublin to Cardiff, a about 299 km route (around 0h 52m nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Aer Lingus operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Dublin to Cardiff?
It's usually 2026-09, from 18 USD. Use the price calendar to compare other dates.
How long is the flight from Dublin to Cardiff?
A nonstop flight takes about 0h 52m and covers around 299 km. Connecting itineraries take longer.
Are there direct flights from Dublin to Cardiff?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Dublin to Cardiff?
Aer Lingus operate this route, among others. Compare them all in the results.
When should I book Dublin–Cardiff flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
Compare your dates in seconds
Dublin → Cardiff · Live fares from 100+ sites — free, with no hidden fees.