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London to Portsmouth Train prices and times

Planning a journey from London to Portsmouth? Trip.com offers train tickets starting from as low as $13.51, with average prices for this route around $9.84. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

  • Fri, Jul 11
    From $36.06
  • Sat, Jul 12
    From $22.14
  • Sun, Jul 13
    From $21.21
  • Mon, Jul 14
    From $20.26
  • Tue, Jul 15
    From $24.72
  • Wed, Jul 16
    From $13.51
  • Thu, Jul 17
    From $16.89
DepartureArrivalDurationOperator
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00:02
London Victoria
06:36
Portsmouth & Southsea
6h 34m, Changes requiredSouthern
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00:37
Vauxhall
06:16
Portsmouth & Southsea
5h 39m, Changes requiredSouth Western Railway
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01:02
London Blackfriars
06:36
Portsmouth & Southsea
5h 34m, Changes requiredThameslinkSouthern
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03:40
London Blackfriars
07:46
Portsmouth & Southsea
4h 6m, Changes requiredThameslinkSouthernSouth Western Railway
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05:01
London Blackfriars
07:49
Portsmouth & Southsea
2h 48m, Changes requiredThameslinkSouthern
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05:05
London Victoria
07:50
Paris
2h 45m, Changes requiredGatwick ExpressSouthern
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London to Portsmouth Train Route Details

First train
First train
00:02
Last train
Last train
23:32
Departure station
Departure station
London
Arrival station
Arrival station
Portsmouth
Journey time
Journey time
1h 27m
Distance
Distance
63 miles
Price
Price
$13.51*
Train operators
Train operators
Thameslink, Gatwick Express, Southern

How to book cheap train tickets from London to Portsmouth

Season Tickets for frequent travel

Season Tickets for frequent travel

If you frequently travel between London and Portsmouth, a Season Ticket allows unlimited travel between these stations and is available for various durations, such as weekly, monthly, annual, or flexi. Enjoy the convenience of not having to buy a ticket for each journey, as well as significant savings.
Network Railcard for South East England

Network Railcard for South East England

For only a small annual fee, you can save 1/3 on most fares in South East England, including routes in and out of London, with the Network Railcard. Covering both standard and off-peak tickets, this railcard is particularly beneficial for those who travel regularly within this region.
Traveling in off-peak train times

Traveling in off-peak train times

Off-Peak train tickets are generally cheaper than peak-time tickets, allowing travel outside morning (6:30 AM–9:30 AM) and evening (4:00 PM–7:00 PM) rush hours on weekdays. If your schedule allows for flexibility, choosing off-peak times for your trip from London to Portsmouth can result in significant cost savings.
Get 1/3 off with a Railcard

Get 1/3 off with a Railcard

You can choose a Railcard to help you save up to 1/3 on fares from London to Portsmouth for various reasons, such as your age (including the 16–25 Railcard or Senior Railcard) or options geared towards group travel (Family & Friends Railcard and Two Together Railcard). Discover more here.
Split tickets to save an average extra 30%

Split tickets to save an average extra 30%

Splitting tickets involves buying separate, cheaper tickets for different parts of your journey on the same train instead of just one ticket for the entire trip. For instance, if you're traveling from London to Portsmouth, you might find that purchasing a ticket from A to C, then C to B costs less than a direct ticket. This method is perfectly legal and often doesn't require leaving your seat.
Book in advance to save an average of 61%

Book in advance to save an average of 61%

Advance Tickets are typically released up to 12 weeks before the travel date and can offer significant savings compared to tickets purchased closer to departure. By planning your trip from London to Portsmouth ahead of time and booking your tickets early, you can potentially save up to 61% on your travel expenses.
Travel in a group to save 1/3

Travel in a group to save 1/3

If you are planning a trip with a group of three to nine people, take advantage of ⅓ off standard fares with group travel discounts, offered by many train companies, perfect for journeys with your family, friends, or colleagues.

London to Portsmouth Train Ticket Types

Save money on your trip from London to Portsmouth with suitable train tickets. It's a great way to spend less!

Why Book Train Tickets With Trip.com?

  • Split Tickets

    Best Price Promise

    If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*

  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your London to Portsmouth journey

  • Split Tickets

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    Official train ticket sellers with 5-star customer support

  • Split Tickets

    No Booking Fees on the App

    Only pay for your train travel – no hidden fees

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*After comparing the full year of 2023 for SplitTickets and full-price tickets on Trip.com, the average savings rate for SplitTickets is 30%.