The cheapest and fastest trains from Cardiff to Porthmadog
Cheapest price
£50
Average price
£50
Fastest journey
5 h 33 m
Average duration
5 h 33 m
Trains per day
1
Distance
174 km
The best way to find a cheap train ticket from Cardiff to Porthmadog is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Cardiff to Porthmadog will cost around £50 if you buy it on the day, but you can find cheap train tickets today for only £50.
Of the 1 trains that leave Cardiff for Porthmadog every day 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct trains cover the 174 km distance in an average of 5 h 33 m but if you time it right, some trains will get you there in just 5 h 33 m .
The slowest trains will take 5 h 33 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
9:235h33Cardiff14:56Porthmadog£501One-way0 changes
9:235h33Cardiff14:56Porthmadog£501One-way0 changes
Live departures
Cardiff to Porthmadog train times
The table below shows live departures for Cardiff to Porthmadog trains for tomorrow, Wednesday 15 July. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 9:23 Cardiff | 5h33 | 14:56 Porthmadog | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Cardiff to Porthmadog by train
Compare train 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.
15 Jul
16 Jul
17 Jul
18 Jul
19 Jul
20 Jul
21 Jul
Why should you book Cardiff to Porthmadog trains with Omio?
Why book with Omio vs Transport for Wales?
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
Journey information
Overview: Train from Cardiff to Porthmadog
Trains from Cardiff to Porthmadog run on average 4 times per day, taking around 5h 23m. Cheap train tickets for this journey start at £45 if you book in advance.
The earliest train runs at 06:53, the last at 18:06. The fastest train covers the 174 km distance in 5h 31m.
Distance 174 km |
Average train duration 5h 23m |
Cheapest ticket price £45 |
Trains per day 4 |
Fastest train 5h 31m |
First train 6:53 |
Last train 18:06 |
Cheapest Month Jul |
Cheapest Day Mon |
High Season Apr - Jun |
Low Season Jan - Mar |
Busiest Day Mon |
Least Busy Day Mon |
Best time to book 28 days |
Train companies: Transport for Wales from Cardiff to Porthmadog trainsTransport for Wales trains will get you between Cardiff and Porthmadog from £45. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Transport for Wales
FAQs: Cardiff to Porthmadog train
Find answers to the most common questions about traveling from Cardiff to Porthmadog 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 Porthmadog, this guide helps you travel smarter and with confidence.

popular train stations
Important Stations and Airports in Cardiff and Porthmadog
Most Cardiff to Porthmadog trains use the Cardiff Central to Porthmadog station pair. Use this guide to compare Cardiff and Porthmadog train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Getting to Cardiff Central from Cardiff city centre
Cardiff Central 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 and drink
Food options include: Gourmet Coffee Bar & Kitchen, Pret a Manger, Tesco Express
Wi-Fi and ATMs
Free Wi-Fi in the station. ATMs are located outside of the main entrance.
Tickets and information
The ticket office is open Mon - Fri: 05:40 - 21:30, Sat: 05:40 - 21:30, Sun: 07:30 - 21:30.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Cardiff Central: Parking, Taxis, WC.
Bike and car services
Available at Cardiff Central: Bike Parking, Bike Rental, Car Rental.
Accessibility
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.
Shops, hotels and contact
Nearby hotels include Clayton Hotel Cardiff, Cardiff Marriott Hotel, Travelodge Cardiff Central.
Which Porthmadog station do trains from Cardiff arrive at?
Getting to Porthmadog from Porthmadog city centre
Porthmadog train station facilities and services
Porthmadog has practical services for this route, including Parking, Dining, Accessibility and Lost and Found Office.
Food and drink
Food and drink options are available at Porthmadog.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Porthmadog: Parking.
Accessibility
Accessibility facilities are available at Porthmadog: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Category B1. Step free access to Platform 1 (to Machynlleth from High Street and an end of platform ramp. Step free access to Platform 2. Access between both platforms is via the level crossing, Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided, Ramp for train access: Yes, Wheelchairs available: No, Impaired mobility set down / pick up points available: No.
Most popular train connections from Cardiff
More options for your journey from Cardiff to Porthmadog
Here are some other resources that might have the information you need
