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$44.08, with average prices for this route around AU$44.08. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.
| Departure | Arrival | Operator | Find Tickets |
|---|---|---|---|
07:20 Heathrow T3 Bus | 09:26 Southampton Airport Parkway |  | Find Tickets |
07:50 Heathrow T3 Bus | 09:55 Southampton Airport Parkway | | Find Tickets |
08:20 Heathrow T3 Bus | 10:26 Southampton Airport Parkway | | Find Tickets |
08:45 Heathrow T3 Bus | 10:52 Southampton Airport Parkway | | Find Tickets |
09:15 Heathrow T3 Bus | 11:26 Southampton Airport Parkway | | Find Tickets |
09:45 Heathrow T3 Bus | 11:34 Paris |  | Find Tickets |
Heathrow Terminal 3 to Southampton Train Route Details
First train
00:18
Last train
23:20
Journey time
1h 49m
Distance
92 km
Price
AU$44.08*
How to book cheap train tickets from Heathrow Terminal 3 to Southampton
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 Heathrow Terminal 3 to Southampton 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%
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.
Travel in a group to save 1/3
If you are planning a trip with a group of three to nine people, take advantage of ⅓ off standard fares with group travel discounts, offered by many train companies, perfect for journeys with your family, friends, or colleagues.
Heathrow Terminal 3 to Southampton train ticket types
Here are different ticket types available for this route, each with their own benefits and restrictions. Here are the options to consider:
Off-peak & Super Off-peak tickets
Off-peak tickets are cheaper and offer more flexibility for travel during less busy times. Super Off-Peak tickets are even cheaper and suitable for unconventional schedules.
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 Heathrow Terminal 3 to Southampton 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%.