The cheapest and fastest trains from Watford to Portsmouth
Cheapest price
£34
Average price
£34
Fastest journey
2 h 34 m
Average duration
2 h 59 m
Trains per day
2
Distance
107 km
The best way to find a cheap train ticket from Watford to Portsmouth is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Watford to Portsmouth will cost around £34 if you buy it on the day, but you can find cheap train tickets today for only £34.
Of the 2 trains that leave Watford for Portsmouth every day 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct trains cover the 107 km distance in an average of 2 h 59 m but if you time it right, some trains will get you there in just 2 h 34 m .
The slowest trains will take 3 h 24 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.




Live departures
Watford to Portsmouth train times
The table below shows live departures for Watford to Portsmouth trains for tomorrow, Saturday 6 December. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 03:14 Watford | 3h24 | 06:38 Portsmouth | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Watford 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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Journey information
Overview: Train from Watford to Portsmouth
Trains from Watford to Portsmouth run on average 14 times per day, taking around 2h 33m. Cheap train tickets for this journey start at £14 if you book in advance.
The earliest train runs at 03:48, the last at 22:36. The fastest train covers the 107 km distance in 2h 34m.
Distance 107 km |
Average train duration 2h 33m |
Cheapest ticket price £14 |
Trains per day 14 |
Fastest train 2h 34m |
First train 03:48 |
Last train 22:36 |
Train companies: South Western Railway, Southern from Watford to Portsmouth trainsSouth Western Railway, Southern trains will get you between Watford and Portsmouth from £14. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
South Western Railway
Southern
FAQs: Watford to Portsmouth train
Find answers to the most common questions about traveling from Watford 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.

popular train stations
Important Stations and Airports in Watford and Portsmouth
- Opening hours: Monday - Friday 06:45 - 21:00 Saturday 08:15 - 15:15 Sunday 09:15 - 16:30
- Type of shops available: News agent
- Car Park: Bushey Station
- Staff help available: Yes
- Step free access coverage: No
- Step free access note: Accessibility category C. This station does not have step-free access
- Accessible car park equipment: Wheelchair users may require assistance using car park equipment at this station
- Accessible taxis: contact taxi operator directly
- Accessible ticket machines: There are accessible ticket machines at this station
- Ramp for train access: No
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
- Storage sheltered: Yes
- Storage location: behind the Ticket Office
- Storage CCTV: Yes
- Information available from staff: Yes - from information point
- Helpline Contact: 0343 222 1234
- Passenger Information Systems: Departure screens, Announcements
- Location for Rail Replacement Services: Use Bus stop A in Pinner Road for northbound services to Watford Junction Use Bus stop A in Pinner Road for southbound services to Harrow & Wealdstone
- Opening hours: Monday - Friday 06:30 - 10:00 Saturday 10:30 - 12:30
- Type of shops available: Local shops nearby
- Car Park: No
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Accessibility category B2. Long sloping ramp from station entrance to booking hall. Level access from booking hall to platforms.
- Accessible public telephones: Outside booking office. Sloped passage from entrance to booking hall.
- Accessible ticket machines: There are accessible ticket machines at this station
- Ramp for train access: Yes
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
- Storage sheltered: No
- Storage CCTV: Yes
- Information available from staff: Yes - from information point
- Helpline Contact: 0343 222 1234
- Passenger Information Systems: Departure screens, Announcements
- Location for Rail Replacement Services: Use Bus stop C in Prestwick Road for northbound services to Watford Junction Use Bus stop B in Prestwick Road for southbound services to Euston
- Opening hours: Monday - Friday 07:30 - 10:00 Saturday 09:30 - 12:15
- Type of shops available: High Street shops located nearby
- Car Park: No
- Staff help available: Yes
- Step free access coverage: No
- Step free access note: Level access to ticket office from street. Single island platform, accessible from entrance by staircase only
- Accessible taxis: Contact taxi operator directly
- Accessible ticket machines: There are accessible ticket machines at this station
- Ramp for train access: No
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
- Storage sheltered: Yes
- Storage CCTV: Yes
- Location for Rail Replacement Services: Use Bus stop A in Lower High Street for northbound services to Watford Junction Use Bus stop B in Lower High Street for southbound services to Harrow & Wealdstone
- Metro: Watford London Underground station (Metropolitan line) is approximately 34 minutes' walk away
- Opening hours: Monday - Friday 05:55 - 19:40 Saturday 05:55 - 19:40 Sunday 09:10 - 18:40
- Car Park: Station Car Park
- 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
- 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
- Toilets Location: The toilets are located in the Booking Hall on Platform 1. The National key toilets are located in the Booking Hall on Platform 1; these toilets are operated by a radar key.
- National key toilets: Yes
- Baby changing facilities: No
- Storage sheltered: Yes
- Storage location: Platform 1
- Storage CCTV: No
- Information available from staff: Yes - from help point
- Helpline Contact: 0800 5282100
- Location for Rail Replacement Services: Goldsmith Avenue (for buses in both directions). Goldsmith Avenue is located on the opposite side of the footbridge from the main entrance/taxi rank/Railway club.
- Car Park: No
- Storage sheltered: No
- Storage CCTV: Yes
- Location for Rail Replacement Services: To Portsmouth: Norway Road bus stop by Vauxhall Garage To Cosham / Havant: Norway Road bus stop opposite Vauxhall Garage
- Opening hours: Monday - Friday 05:40 - 20:30 Saturday 05:40 - 20:30 Sunday 06:40 - 20:40
- Car Park: Station Car Park
- 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
- 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
- Storage sheltered: Yes
- Storage location: Concourse and car park
- Storage CCTV: Yes
- Location for Rail Replacement Services: Station Street bus stop at side of Railway Station near Matalan car park.
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