- Recommended
Royal Welch Fusiliers Museum
Compact museum on the castle's royal links and ceremony history, with displays that add context to a visit to the fortress.
Trains from Cardiff to Caernarfon run on average 14 times per day, taking around 4h 16m. Cheap train tickets for this journey start at £57 if you book in advance.
There are 6 trains per day. The earliest train runs at 04:44, the last at 21:35. The fastest train covers the 199 km distance in 4h 1m.
Distance 199 km |
Average train duration 4h 16m |
Cheapest ticket price £57 |
Trains per day 14 |
Direct trains 6 |
Fastest train 4h 1m |
First train 4:44 |
Last train 21:35 |
Cheapest Month Aug |
Cheapest Day Thu |
High Season Jan - Mar |
Low Season Oct - Dec |
Best time to book 6 days |
The table below shows live departures for Cardiff to Caernarfon trains for today, Saturday 10 October. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 13:25 Cardiff | 4h25 | 17:50 Caernarfon | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Discover the best of Caernarfon — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Caernarfon trip today.
Compact museum on the castle's royal links and ceremony history, with displays that add context to a visit to the fortress.
Small museum and gallery in the old courthouse, presenting local heritage, art and changing exhibitions in a central historic building.
Arts centre gallery with rotating exhibitions, cinema and performances. Useful for seeing current local and regional visual art.
The harbourfront promenade offers castle views, water scenery and easy walking. A pleasant place for photos and a relaxed stroll.
Historic square beside the castle, surrounded by civic buildings and monuments. A natural meeting point and good base for exploring the centre.
Characterful old street with independent shops and historic buildings leading through the walled town. Ideal for browsing on foot.
Traditional Welsh broth of lamb or beef with root vegetables. A warming staple of north-west Wales, long linked with farmhouse cooking.
Rich fruit loaf baked with tea, dried fruit and spice. A classic Welsh teatime bake, often sliced and served buttered.
Seaweed purée cooked slowly, often served at breakfast. A distinctive Welsh speciality from coastal gathering traditions.
Well-known casual spot for hearty Welsh breakfasts, lunches and homemade cakes with a friendly town-centre atmosphere.
Popular harbour-side restaurant known for fresh seafood and Welsh dishes in a relaxed setting near the waterfront.
Traditional inn dining with Welsh produce, local ales and classic pub dishes in a historic, characterful setting.
Moderate for the UK. Hotels can rise in peak season, but dining is fairly reasonable and the town is walkable, keeping local transport costs low.
Tipping is optional. In restaurants, 10-12.5% is usual for good service if not already added. Taxi fares are often rounded up. No tip is expected in cafés, but small change is welcome.
Find answers to the most common questions about traveling from Cardiff to Caernarfon 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 Caernarfon, this guide helps you travel smarter and with confidence.

Most Cardiff to Caernarfon trains use the Cardiff Central to Bangor (Gwynedd) station pair. Use this guide to compare Cardiff and Caernarfon train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Cardiff Central has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Lounge, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental and Car Rental.
Food options include: Gourmet Coffee Bar & Kitchen, Pret a Manger, Tesco Express
Free Wi-Fi in the station. ATMs are located outside of the main entrance.
The ticket office is open Mon - Fri: 05:40 - 21:30, Sat: 05:40 - 21:30, Sun: 07:30 - 21:30.
Lost and found is available at the station.
Available at Cardiff Central: Parking, Taxis, WC.
Available at Cardiff Central: Bike Parking, Bike Rental, Car Rental.
Accessibility facilities are available at Cardiff Central: There is step-free access in the whole station. There are also ramps for train access and elevators in the station.
Nearby hotels include Clayton Hotel Cardiff, Cardiff Marriott Hotel, Travelodge Cardiff Central.
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