| First train | 05:10 | |
|---|---|---|
| Last train | 22:17 | |
| Departure station | Portsmouth Harbour | |
| Arrival station | Porthmadog | |
| Journey time | From 8h 23m | |
| Distance | 196 miles (315 km) | |
| Frequency | 7 trains per day | |
| Changes | 2 changes | |
| Train operators | Avanti West Coast, CrossCountry, Great Western Railway, South Western Railway, Transport for Wales |
Considering a trip to Porthmadog and need more information on how to take the train from Portsmouth Harbour to Porthmadog? Start your search with us today!
Usually, the train from Portsmouth Harbour to Porthmadog takes around 10 hours 23 minutes. Every day, there are around 7 trains running on this popular route.
There will be 2 changes on your journey from Portsmouth Harbour to Porthmadog, as there are no direct trains.
Trains on this route are operated by Avanti West Coast, Great Western Railway, Transport for Wales and South Western Railway.
Booking tickets in advance can be cheaper than buying on the day of travel.
Use our Journey Planner to pick the dates and times you want to travel, and we’ll give you all the options.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.