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Southampton to Heathrow Terminal 5 Train Route Details

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How to book cheap train tickets from Southampton to Heathrow Terminal 5

Traveling in off-peak train times

Traveling in off-peak train times

We recommend buying train tickets from Southampton to Heathrow Terminal 5 during off-peak hours. These times are usually before 06:30, between 09:30 and 16:00, and after 19:00 on weekdays, as well as all day on weekends and bank holidays. Choosing Off-Peak train tickets means benefiting from cheaper fares and less crowded trains, making your journey more enjoyable.
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 Southampton to Heathrow Terminal 5 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%

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 Southampton to Heathrow Terminal 5, 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%

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 Southampton to Heathrow Terminal 5 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 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 Southampton to Heathrow Terminal 5 more affordable for families, friends, or colleagues planning a trip together.

Southampton to Heathrow Terminal 5 train ticket types

Save money on your trip from Southampton to Heathrow Terminal 5 with suitable train tickets. It's a great way to spend less!

Why Book Train Tickets With Trip.com?

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  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your Southampton to Heathrow Terminal 5 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%.