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The cheapest and fastest trains from Dunstable to Portsmouth
Showing times and prices for 31 May
Cheapest price
£77
Average price
£77
Fastest journey
3 h 11 m
Average duration
3 h 11 m
Trains per day
13
Distance
127 km
Cheap tickets
The best way to find a cheap train ticket from Dunstable to Portsmouth is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Dunstable to Portsmouth will cost around £77 if you buy it on the day, but you can find cheap train tickets today for only £77.
Fast trains
To travel from Dunstable to Portsmouth you need to make at least one change.
8:373h12Leagrave11:49Portsmouth£771One-way1 change- 9:383h11Leagrave12:49Portsmouth£771One-way1 change
- 10:383h11Leagrave13:49Portsmouth£771One-way1 change
- 11:383h11Leagrave14:49Portsmouth£771One-way1 change
- 12:383h12Leagrave15:50Portsmouth£771One-way1 change
- 9:383h11Leagrave12:49Portsmouth£771One-way1 change
- 10:383h11Leagrave13:49Portsmouth£771One-way1 change
- 11:383h11Leagrave14:49Portsmouth£771One-way1 change
- 14:383h11Leagrave17:49Portsmouth£771One-way1 change
- 17:383h11Leagrave20:49Portsmouth£771One-way1 change
Live departures
Dunstable to Portsmouth train times
The table below shows live departures for Dunstable to Portsmouth trains for tomorrow, Sunday 31 May. You can also manually refresh the results below to see updated train journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
| 8:37 Leagrave | 3h12 | 11:49 Portsmouth | 1 change | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Dunstable to Portsmouth 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.
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31 May
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Why should you book Dunstable to Portsmouth trains with Omio?
Thameslink operates all trains services from Dunstable to Portsmouth.
Omio is an official ticket reseller for all your travel options from Dunstable to Portsmouth.
Why book with Omio vs Thameslink?
- 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 Dunstable to Portsmouth
United KingdomUnited Kingdom
Trains from Dunstable to Portsmouth run on average 12 times per day, taking around 3h 19m. Cheap train tickets for this journey start at £31 if you book in advance.
The earliest train runs at 08:00, the last at 14:38. The fastest train covers the 127 km distance in 3h 19m.
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
Distance 127 km |
Average train duration 3h 19m |
Cheapest ticket price £31 |
Trains per day 12 |
Fastest train 3h 19m |
First train 8:00 |
Last train 14:38 |
Cheapest Month Mar |
Cheapest Day Mon |
High Season Jan - Mar |
Low Season Jan - Mar |
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
Train companies: Thameslink from Dunstable to Portsmouth trainsThameslink trains will get you between Dunstable and Portsmouth from £31. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Thameslink
About
Thameslink is a train service that operates in the United Kingdom. It is operated by Govia Thameslink Railway and serves the counties of Bedfordshire, Cambridgeshire, Hertfordshire, London, and Surrey. The trains run from early morning until late at night, with some services running 24 hours a day. There are a variety of train types available, including Class 700 Desiro City, Class 377 Electrostar, Class 387/1 Electrostar, and Class 319/0. Ticket types include Anytime, Off-Peak, Super Off-Peak, and Advance. Onboard facilities include Wi-Fi, power sockets, and air conditioning. The most popular routes for Thameslink are London to Brighton, London to Bedford, and London to Luton.
Luggage & cancellation policy
Average Duration
3h 11m
Cheapest Price
£77
Thameslink frequency
2 a day
Luggage included
2 large items of luggage and 1 small hand luggage
Luggage storage
Overhead racks, luggage areas at the end of carriages, under seats
Cancellation Policy
Refund policies depend on ticket type
Refund
Full refund available if service is canceled
Amenities on board the train
Wifi
Food sold onboard
Trolley service on some routes offering drinks and snacks
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, ramps for boarding, priority seating
Pets
Small pets free of charge. Dogs must be on a lead. Maximum two dogs per passenger
Quiet zone
Family area
FAQs: Dunstable to Portsmouth train
Find answers to the most common questions about traveling from Dunstable 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 cost of a train ticket from Dunstable to Portsmouth can vary. The cheapest tickets are usually available from £31, while the average price tends to be around £31.
The train journey from Dunstable to Portsmouth covers a distance of 127 km and takes approximately 3h 19m. Trains run 12 per day.
The train distance from Dunstable to Portsmouth is 127 km.
The first train from Dunstable to Portsmouth leaves at 8:00.
The last train from Dunstable to Portsmouth departs at 14:38.
Trains from Dunstable to Portsmouth run approximately 12 times per day.
Currently, there is no high-speed train service from Dunstable to Portsmouth.
Unfortunately, there is no direct train service currently available from Dunstable to Portsmouth.
To travel from Dunstable to Portsmouth, you can take a train.
There is no night train service from Dunstable to Portsmouth.
The train station in Dunstable that goes to Portsmouth is Leagrave (LEA), and it arrives at Portsmouth & Southsea (PMS).
The cheapest way to get from Dunstable to Portsmouth is by train, costing approximately £31.
Booking trains from Dunstable to Portsmouth in advance is advisable, especially during peak travel seasons or for long journeys, to ensure availability and secure better fares.
The train journey from Dunstable to Portsmouth offers some scenic views, particularly as it passes through the rolling countryside of the Chiltern Hills and the South Downs, providing a pleasant backdrop for travellers.
A visit to Portsmouth typically requires 2 to 3 days to explore its main attractions, such as the Historic Dockyard, Spinnaker Tower, and Southsea Beach.
Yes, you can take the train from Dunstable to Portsmouth.
popular train stations
Important Stations and Airports in Dunstable and Portsmouth
Dunstable
Portsmouth
Amenities at train station
Wifi
Parking
Dining
ATM
Accessibility
WC
Hotel
Lost and Found Office
Ticket Office
Bike Parking
Bike Rentalinformation
Ticket Office Hours
- Opening hours: Monday - Friday 05:40 - 20:30 Saturday 05:40 - 20:30 Sunday 06:40 - 20:40
Parking
- Car Park: Station Car Park
Accessibility
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Step-free category A Station - This station has step-free access to all platforms. Please be aware that some platforms at this station have no or only partial tactile paving on the platform edge.
- Accessible ticket machines: There are accessible ticket machines at this station
- Accessible ticket machines note: All South Western Railway ticket machines are able to sell tickets with Disabled Persons Railcard discounts. All machines are accessible, however the station may not be so please check the station access note for further details
- Accessible toilets: Yes
- Ramp for train access: Yes
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
WC
- Toilets Location: The toilets are located in the Lower Concourse, next to the gateline. The National key toilets are located in the Lower Concourse; these toilets are operated by a radar key. A radar key is available from station staff upon request. A 'National Key Scheme' key [RADAR] can be purchased by contacting the following. Address: 12 City Forum, 250 City Road, London, EC1V 8AF. Tel: 020 7250 3222. Minicom: 020 7250 4119. Fax: 020 7250 0212. Email: [email protected]
- National key toilets: Yes
- Baby changing facilities: No
Bike Parking
- Storage sheltered: Yes
- Storage location: Concourse and car park
- Storage CCTV: Yes
Public transport options for Portsmouth & Southsea
- Location for Rail Replacement Services: Station Street bus stop at side of Railway Station near Matalan car park.
Most popular train connections from Dunstable
More options for your journey from Dunstable to Portsmouth
Here are some other resources that might have the information you need
Most popular trains to and from Portsmouth and Dunstable
Most popular train connections to Portsmouth
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