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Portsmouth to London Kings Cross Train prices and times

Planning a journey from Portsmouth to London Kings Cross? Trip.com offers train tickets starting from as low as £13.10, with average prices for this route around £45.90. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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Sun, Sep 7
Mon, Sep 8
Tue, Sep 9
Wed, Sep 10
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Fri, Sep 12
Sat, Sep 13

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Departure	Arrival	Duration	Find Tickets
17:12 Portsmouth & Southsea	20:16 London Kings Cross	3h 4m, Changes required	Find Tickets
17:12 Portsmouth & Southsea	20:23 London Kings Cross	3h 11m, Changes required	Find Tickets
17:22 Portsmouth & Southsea	20:47 London Kings Cross	3h 25m, Changes required	Find Tickets
17:22 Portsmouth & Southsea	20:51 London Kings Cross	3h 29m, Changes required	Find Tickets
17:43 Portsmouth & Southsea	20:49 London Kings Cross	3h 6m, Changes required	Find Tickets
18:12 Portsmouth & Southsea	21:17 Paris	3h 5m, Changes required	Find Tickets View More Trains

Portsmouth to London Kings Cross Train Route Details

First train

06:22

Last train

22:22

Departure station

Portsmouth

Arrival station

London Kings Cross

Journey time

3h 2m

Distance

65 miles

Price

£13.10*

Train operators

Southern, South Western Railway

How to book cheap train tickets from Portsmouth to London Kings Cross

Season Tickets for frequent travel

If you frequently travel between Portsmouth and London Kings Cross, 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

To save on train travel in South East England, consider getting a Network Railcard. For a £30 annual fee, this railcard offers 1/3 off most fares, including routes to and from London. Whether for standard or off-peak tickets, it's highly advantageous for frequent travelers within this region.

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 Portsmouth to London Kings Cross can result in significant cost savings.

Get 1/3 off with a Railcard

You can choose a Railcard to help you save up to 1/3 on fares from Portsmouth to London Kings Cross 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%

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 Portsmouth to London Kings Cross, 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%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book (ideally up to 12 weeks in advance), the greater the savings!

Travel in a group to save 1/3

If you are traveling in a group of three to nine people, take advantage of group travel discounts, offered by most train companies, for a discount of up to 1/3 on standard fares. This can make traveling from Portsmouth to London Kings Cross more affordable for families, friends, or colleagues planning a trip together.

Portsmouth to London Kings Cross train ticket types

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

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Why Book Train Tickets With Trip.com?

Best price promise
If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*
Split Tickets
Save an average of 30% on train fares by splitting your Portsmouth to London Kings Cross journey
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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%.

Trains from Portsmouth to London Kings Cross from £13.10

Save an average of 30%* with SplitTickets

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Portsmouth to London Kings Cross Train prices and times

Portsmouth to London Kings Cross Train Route Details