4.9
4.6Compare prices and tickets Cardiff to Dublin by flight
Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
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Journey information
Overview: Train from Cardiff to Dublin
United Kingdom
Ireland
Take a train from Cardiff to Dublin and enjoy the approximately 293 km long journey. Find schedules and pricing options for a convenient and affordable trip.
Distance 293 km |
High Season Jul - Sep |
Low Season Jan - Mar |
Busiest Day Fri |
Least Busy Day Thu |
FAQs: Trains from Cardiff to Dublin
Find answers to the most common questions about traveling from Cardiff to Dublin by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Dublin, this guide helps you travel smarter and with confidence.
Most popular train connections from Cardiff
More options for your journey from Cardiff to Dublin
Here are some other resources that might have the information you need
Most popular trains to and from Dublin and Cardiff
Most popular train connections to Dublin
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