Timetable
Train route
Cheap train tickets
UK train new user gifts 2% off trains-
2% OFF
Jun ١٩, ٢٠٢٤-Jun ٢٠, ٢٠٢٦
Southampton to Heathrow Terminal 3 Train Route Details
FirstTrain
-
LastTrain
-
DepartureStation
-
ArrivalStation
-
JourneyTime
-
Distance
-
Price
-
TrainOperators
-
How to book cheap train tickets from Southampton to Heathrow Terminal 3
Traveling in off-peak train times
Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from Southampton to Heathrow Terminal 3. 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
With a Railcard, you can save up to 1/3 on most rail fares. There are different types of Railcards available, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard, each catering to specific groups of travelers. You can discover more about 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 Southampton to Heathrow Terminal 3, 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%
Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book (ideally up to 12 weeks in advance), the greater the savings!
Travel in a group to save 1/3
If you are traveling 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 traveling from Southampton to Heathrow Terminal 3 more affordable for families, friends, or colleagues planning a trip together.
Southampton to Heathrow Terminal 3 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 train tickets
These two types of tickets are specifically for use during off-peak and super off-peak hours, with cheaper prices.
Return train tickets
These are valid for both the outbound and return journey from the same destination on your chosen 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
These allow unlimited travel between two stations and can save you over 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 Southampton to Heathrow Terminal 3 journey
National Rail Partners
Official train ticket sellers with 5-star customer support
No Booking Fees on the App
Only pay for your train travel – no hidden fees
Recommendations
Trains from Southampton
Trains to Heathrow Terminal 3
Popular routes
Top Destinations
Popular stations
- Southampton to London Kings Cross
- Southampton to Old Street
- Southampton to London Euston
- Southampton to London Fenchurch Street
- Southampton to Vauxhall
- Southampton to Bath
- Southampton to Portsmouth & Southsea
- Southampton to Waterloo
- Southampton to Portsmouth Harbour
- Southampton to Oxford
- Southampton to Birmingham New Street
- Southampton to London Bridge
- Southampton to London Cannon Street
- Southampton to London Liverpool Street
- Southampton to Clapham Junction
- Southampton to Manchester
- Southampton to London Marylebone
- Southampton to London
- Southampton to Moorgate
- Southampton to Gatwick Airport
*After comparing the full year of 2023 for SplitTickets and full-price tickets on Trip.com, the average savings rate for SplitTickets is 30%.