Timetable
Train route
Cheap train tickets
Southampton to Heathrow Terminal 3 train prices and times
Planning a journey from Southampton to Heathrow Terminal 3? Trip.com offers train tickets starting from as low as CAD 40.38, with average prices for this route around CAD 40.38. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.
| Departs | Arrives | Operator | Find Tickets |
|---|---|---|---|
13:23 Southampton Airport Parkway | 15:21 Heathrow Terminals 2 & 3 |  Elizabeth line | Find Tickets |
13:23 Southampton Airport Parkway | 15:32 Heathrow T3 Bus |  | Find Tickets |
13:33 Southampton Airport Parkway | 15:35 Heathrow T3 Bus |  | Find Tickets |
14:03 Southampton Airport Parkway | 16:05 Heathrow T3 Bus | | Find Tickets |
14:23 Southampton Airport Parkway | 16:11 Heathrow Terminals 2 & 3 |  | Find Tickets |
14:23 Southampton Airport Parkway | 16:32 Paris | | Find Tickets |
Southampton to Heathrow Terminal 3 train route details
First train
07:03
Last train
23:03
Journey time
1h 37m
Distance
92 km
Price
CAD 40.38*
How to book cheap train tickets from Southampton to Heathrow Terminal 3
Travelling in off-peak train times
We recommend buying train tickets from Southampton to Heathrow Terminal 3 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
You can choose a Railcard to help you save up to 1/3 on fares from Southampton to Heathrow Terminal 3 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 for greater savings
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 Southampton to Heathrow Terminal 3, 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%
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 Southampton to Heathrow Terminal 3 ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.
Group travels 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.
Southampton to Heathrow Terminal 3 train ticket types
Save money on your trip from Southampton to Heathrow Terminal 3 with suitable train tickets. It's a great way to spend less!
Off-Peak & Super Off-Peak train 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 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
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
Reduce your train fare by splitting your Southampton to Heathrow Terminal 3 route into individual segments.
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*Based on Trip.com ticket data from 2023, Split Tickets provided notably lower prices compared to full-price tickets.