Timetable
Train route
Cheap train tickets
Heathrow Terminal 3 to Southampton Train prices and times
Looking to travel from Heathrow Terminal 3 to Southampton? You can buy train tickets with Trip.com for as low as € 24.80, with average prices for this route around € 57.03.
To get the best deals, we recommend buying in advance and researching alternatives such as split tickets.
| Departure | Arrival | Operator | Find Tickets |
|---|---|---|---|
07:15 Heathrow T3 Bus | 09:35 Southampton Airport Parkway |   | Find Tickets |
07:45 Heathrow T3 Bus | 09:41 Southampton Airport Parkway | | Find Tickets |
07:55 Heathrow Terminals 2 & 3 | 09:35 Southampton Airport Parkway | Elizabeth line | Find Tickets |
08:15 Heathrow T3 Bus | 10:34 Southampton Airport Parkway | | Find Tickets |
08:20 Heathrow T3 Bus | 10:34 Southampton Airport Parkway |  | Find Tickets |
08:45 Heathrow T3 Bus | 10:41 Paris | | Find Tickets |
Heathrow Terminal 3 to Southampton Train Route Details
First train
04:50
Last train
22:25
Journey time
1 ساعة 39 دقائق
Distance
92 km
Price
€ 24.80*
How to book cheap train tickets from Heathrow Terminal 3 to Southampton
Traveling in off-peak train times
Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from Heathrow Terminal 3 to Southampton. These tickets are generally cheaper and can be used during quieter periods, typically outside of morning (6:30 AM–9:30 AM) and evening (4:00 PM–7:00 PM) rush hours on weekdays.
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 Heathrow Terminal 3 to Southampton, 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%
Advance Tickets are usually released up to 12 weeks before the travel date and can be significantly cheaper than tickets purchased closer to departure. By planning your trip from Heathrow Terminal 3 to Southampton ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.
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
Save money on your trip from Heathrow Terminal 3 to Southampton with suitable train tickets. It's a great way to spend less!
Off-peak & Super Off-peak tickets
These two types of tickets are specifically for use during off-peak and super off-peak hours, with cheaper prices.
Return train tickets
This ticket includes both the outbound and return journeys, saving you the time and hassle of purchasing separate tickets. With just one ticket, you can travel smoothly along the same route.
Advance train tickets
Typically the most cost-effective option for train travel. They are usually available for purchase 12 weeks before the travel date.
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%.