Your next trip, last seen at €21
Lowest observedWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €21, departing 2 Nov 2026 (Last checked: 23 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 4Check live prices for this route
- Airlines seen
- Aer Lingus, Air France, easyJet, Ryanair, TUI Airways
- Reported fastest flight
- 1h
- Non-stop
- Yes
About this route
Explore the fares we observed from Cardiff to Dublin. Prices move often, so pick your dates to see the latest options.
- Route distance
- 295 km
- Reported fastest flight
- 1h
- Seen on fares with a connection
- Aer Lingus, Ryanair, easyJet, Air France, TUI Airways
Route-level information; individual journeys vary.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Non-stop airlines seen on this route
Fastest non-stop we saw: 1h with Ryanair.
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| Ryanair | 56 / 80 | 1h |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Cardiff International Airport (CWL) → Cardiff, city gazetteer reference point (51.4816, -3.1791): ≈ 15 km.
- Dublin Airport (DUB) → Dublin, city gazetteer reference point (53.3498, -6.2603): ≈ 9 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Cardiff to Dublin: Ryanair, from €21 (checked 16 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Ryanair | €21Nov 2, 2026 | 61 |
| Aer Lingus | €124Nov 18, 2026 | 12 |
| easyJet | €130Dec 8, 2026 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Cardiff to Dublin?
The lowest fare Routavio has observed is €21, found on 23 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Cardiff to Dublin?
In our observations November 2026 is the cheapest month so far, at €21.
Which airlines fly from Cardiff to Dublin?
Routavio has seen these carriers on the route: Aer Lingus, Air France, easyJet, Ryanair, TUI Airways.
How long does the flight from Cardiff to Dublin take?
Across the 82 fares Routavio observed, the average journey time is 7h 32m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Cardiff to Dublin fares were non-stop?
61 of the 86 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airlines had non-stop offers on at least 3 departure dates from Cardiff to Dublin?
For Cardiff to Dublin, examples of observed one-way non-stop offers checked within the last 14 days: Ryanair (56). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which airline has the lowest fare from Cardiff to Dublin?
Cheapest airline from Cardiff to Dublin: Ryanair, from €21 (checked 16 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 23 Oct 2026