Timetable
Train route
Cheap train tickets
Heathrow Terminal 3 to Southampton train prices and times
Planning a journey from Heathrow Terminal 3 to Southampton? Trip.com offers train tickets starting from as low as AU$44.27, with average prices for this route around AU$101.83. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.
| Departs | Arrives | Operator | Find Tickets |
|---|---|---|---|
05:50 Heathrow T3 Bus | 07:49 Southampton Airport Parkway |  | Find Tickets |
06:15 Heathrow T3 Bus | 08:18 Southampton Airport Parkway | | Find Tickets |
06:45 Heathrow T3 Bus | 09:14 Southampton Airport Parkway | | Find Tickets |
06:55 Heathrow Terminals 2 & 3 | 08:34 Southampton Airport Parkway | Elizabeth line | Find Tickets |
07:15 Heathrow T3 Bus | 09:35 Southampton Airport Parkway | | Find Tickets |
07:45 Heathrow T3 Bus | 09:41 Paris | | Find Tickets |
Heathrow Terminal 3 to Southampton train route details
First train
04:50
Last train
22:25
Journey time
1h 39m
Distance
92 km
Price
AU$44.27*
How to book cheap train tickets from Heathrow Terminal 3 to Southampton
Travelling in off-peak train times
We recommend buying train tickets from Heathrow Terminal 3 to Southampton 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.
Using the Railcard for 1/3 off
Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards catering to different types of travellers, 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%
Splitting tickets is a perfectly legal practice that involves purchasing separate, cheaper tickets for different segments of your journey on the same train instead of a single ticket for the entire trip. For example, if you are travelling from Heathrow Terminal 3 to Southampton, you might discover that buying a ticket from A to C, and then another ticket from C to B, is more economical than a direct ticket.
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 Heathrow Terminal 3 to Southampton ahead of time and booking your tickets early, you can potentially save up to 61% on your travel expenses.
Group travels to save 1/3
If you are travelling 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 travelling from Heathrow Terminal 3 to Southampton more affordable for families, friends, or colleagues planning a trip together.
Heathrow Terminal 3 to Southampton train ticket types
Here are different ticket types available for this route, each with its own benefits and restrictions. Here are the options to consider:
Off-Peak & Super Off-Peak train tickets
Off-Peak tickets are cheaper and more flexible, allowing for travel during less busy times. Super Off-Peak tickets are even cheaper and are perfect for less conventional schedules.
Return train tickets
These are valid for both the outward and return journey from the same destination on your chosen route.
Advance train tickets
Generally the most cost-effective option, these tickets can be purchased up to 12 weeks in advance of the travel date.
Season train tickets
It’s a type of train ticket that allows unlimited travel within two stations for a week, a month, or a year. What’s more, it 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 Heathrow Terminal 3 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%.