Dublin to Cardiff by ferry
Cardiff lies 293 km (182 mi) south-east of Dublin, in the same time zone. What the numbers say about getting there.
The sea distance is about 293 km (182 mi); at typical ferry speeds a direct crossing would take around 8 h 52 min. Whether one runs, and how often, is in the operator’s timetable.
| Dublin | Cardiff | |
|---|---|---|
| Country | Ireland | United Kingdom |
| Population | 1 million | 372,089 |
| Elevation | 17 m (56 ft) | 17 m (56 ft) |
| Time now | UTC+1 (Europe/Dublin) | UTC+1 (Europe/London) |
| Port | Dublin Port | Cardiff Docks |
What changes when you arrive in Cardiff
Crossing from Ireland into United Kingdom: money changes from the Euro to the Pound (GBP); the dialling code becomes +44; the emergency number is http://www.wikidata.org/entity/Q1061257 / http://www.wikidata.org/entity/Q3086706.
Where to book ferries from Dublin to Cardiff
We take no bookings for these providers and hold no reservation with them. The provider you choose handles payment, confirmation, changes and refunds. How that works.
Staying in Cardiff
Live rooms and prices for Cardiff are in the search below.
Book a hotel in Cardiff
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Cardiff from Dublin?
293 km (182 mi) in a straight line, south-east of Dublin; by road roughly 357 km (222 mi).
How long does it take to get from Dublin to Cardiff by ferry?
About 8 h 52 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Dublin and Cardiff?
No, both are on the same offset at the moment.
What currency do I need in Cardiff?
The Pound (GBP).
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.