Timetable
Train route
Cheap train tickets
London Kings Cross to Portsmouth & Southsea Train prices and times
Looking to travel from London Kings Cross to Portsmouth & Southsea? You can buy train tickets with Trip.com for as low as US$ 17.88, with average prices for this route around US$ 17.88.
To get the best deals, we recommend buying in advance and researching alternatives such as split tickets.
| Departure | Arrival | Operator | Find Tickets |
|---|---|---|---|
05:09 London Kings Cross | 08:16 Portsmouth & Southsea |   | Find Tickets |
05:32 London Kings Cross | 08:09 Portsmouth & Southsea |  | Find Tickets |
05:49 London Kings Cross | 08:51 Portsmouth & Southsea | | Find Tickets |
05:58 London Kings Cross | 09:18 Portsmouth & Southsea |  | Find Tickets |
05:59 London Kings Cross | 08:51 Portsmouth & Southsea | | Find Tickets |
06:17 London Kings Cross | 08:34 Paris | | Find Tickets |
London Kings Cross to Portsmouth & Southsea Train Route Details
First train
00:43
Last train
23:54
Journey time
2 ساعات 7 دقائق
Distance
106 km
Price
US$ 17.88*
How to book cheap train tickets from London Kings Cross to Portsmouth & Southsea
Season Tickets for frequent travel
Are you frequently traveling between London Kings Cross and Portsmouth & Southsea on a weekly, monthly, or annual basis? Season Tickets provide unlimited travel during specific times, allowing you to freely hop on and off trains between two stations without worrying about individual ticket bookings, and offering significant savings in the process.
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
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 Kings Cross to Portsmouth & Southsea can result in significant cost savings.
Get 1/3 off with a Railcard
Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards catering to different types of travelers, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard. For more information on Railcards and how they can help you save, visit Railcards here.
Split tickets to save an average extra 30%
Another option to consider is splitting your tickets, which can save you around an extra 30% on fares. Instead of purchasing a direct ticket from London Kings Cross to Portsmouth & Southsea, you can split the route into two legs: A to C and C to B. This often turns out to be more affordable than buying a direct ticket, and you won't even need to leave the train… or often 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, be sure to check out group travel discounts. Many train companies offer a ⅓ off standard fares for groups of three to nine people, making traveling from London Kings Cross to Portsmouth & Southsea more affordable for families, friends, or colleagues planning a trip together.
London Kings Cross to Portsmouth & Southsea train ticket types
There are various ticket types available for this route, each with different benefits and restrictions. Explore below to see which ticket type is best suited to your travel needs:
Off-peak & Super Off-peak train tickets
These two types of tickets are specifically for use during off-peak and super off-peak hours, with cheaper prices.
Return train tickets
These are valid for both the outbound and return journey from the same destination on your chosen route.
Advance train tickets
As one of the most cost-effective ticket options available, purchasing up to 12 weeks in advance can save you a considerable amount of money.
Season train tickets
Season tickets allow unlimited travel between two stations and can save you more than 1/3 on train fares.
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 London Kings Cross to Portsmouth & Southsea journey
National Rail Partners
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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%.