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Compare prices and tickets Dublin to Portsmouth 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 Dublin to Portsmouth
Stations & Schedule
- First train typically departs at 08:00 AM and the last at 09:00 AM
Distance 280 miles (451 km) |
First train 08:00 |
Last train 09:00 |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Flight from $31 (€25)
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Flight from $31 (€25)
FAQs: Trains from Dublin to Portsmouth
Find answers to the most common questions about traveling from Dublin to Portsmouth 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 Portsmouth, this guide helps you travel smarter and with confidence.

The distance by train from Dublin to Portsmouth is 280 miles (451 km).
The first train from Dublin to Portsmouth leaves at 8:00 AM.
The last train from Dublin to Portsmouth leaves at 9:00 AM.
Unfortunately, there is no night train available from Dublin to Portsmouth.
The cheapest way to get from Dublin to Portsmouth is by flight, with a cost of around $31 (€25).
The journey from Dublin to Portsmouth by train involves a ferry crossing from Dublin to Holyhead, followed by a series of train connections through Wales and southern England. While the ferry offers scenic views of the Irish Sea and Anglesey's coastline, the train route includes picturesque landscapes such as the rolling hills of Wales and charming English countryside.
Spending two to three days in Portsmouth is generally enough to explore key attractions such as the Historic Dockyard, Spinnaker Tower, and enjoy the vibrant waterfront.
No, you cannot take the train from Dublin to Portsmouth.
Most popular train connections from Dublin
More options for your journey from Dublin to Portsmouth
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