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London St Pancras International to Southampton train prices and times

Planning a journey from London St Pancras International to Southampton? Trip.com offers train tickets starting from as low as AU$ 23.48, with average prices for this route around AU$ 85.16. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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DepartsArrivesDurationOperator
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13:44
London St Pancras International
15:35
Southampton Airport Parkway
1h 51m, No directSouth Western RailwayCrossCountry
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13:50
London St Pancras International
17:03
Southampton Central
3h 13m, No directThameslinkSouthern
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13:59
London St Pancras International
15:40
Southampton Airport Parkway
1h 41m, DirectSouth Western Railway
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14:00
London St Pancras International
17:31
Southampton Central
3h 31m, No directThameslinkSouthern
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14:20
London St Pancras International
17:31
Southampton Central
3h 11m, No directThameslinkSouthern
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14:29
London St Pancras International
16:13
Paris
1h 44m, DirectSouth Western Railway
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London St Pancras International to Southampton train route details

First train
First train
00:54
Last train
Last train
23:00
Departure station
Departure station
London St Pancras International
Arrival station
Arrival station
Southampton
Journey time
Journey time
1h 41m
Distance
Distance
113 km
Price
Price
AU$ 23.48*
Train Operators
Train Operators
CrossCountry, Great Western Railway, Thameslink

How to book cheap train tickets from London St Pancras International to Southampton

Season Tickets for frequent travels

Season Tickets for frequent travels

For frequent travellers between London St Pancras International and Southampton, consider a Season Ticket, providing unlimited travel between specified stations for different durations, such as weekly, monthly, annually, or flexi. Alongside substantial savings, enjoy the convenience of not having to buy a ticket for each journey.
Network Railcard for Southeast England

Network Railcard for Southeast England

For only a small annual fee, you can save 1/3 on most fares in Southeast 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.
Travelling in off-peak train times

Travelling in off-peak train times

Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from London St Pancras International to Southampton. These tickets are generally cheaper and can be used during quieter periods, typically outside of morning (06:30-09:30) and evening (16:00-19:00) rush hours on weekdays.
Using the Railcard for 1/3 off

Using the Railcard for 1/3 off

With a Railcard, you can save up to 1/3 on most rail fares. There are different types of Railcards available, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard, each catering to specific groups of travellers. You can discover more about Railcards 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 travelling from London St Pancras International to Southampton, 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%

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!
Group travels to save 1/3

Group travels to save 1/3

If you are travelling 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 travelling from London St Pancras International to Southampton more affordable for families, friends, or colleagues planning a trip together.

London St Pancras International to Southampton train ticket types

Save money on your trip from London St Pancras International to Southampton 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 St Pancras International to Southampton journey

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