Train Tickets to Heathrow Terminal 3
Cardiff Central to Heathrow Terminals 2 & 3
2h 26m
From
SAR 200.81
Bristol Temple Meads to Heathrow Terminals 2 & 3
2h 11m
From
SAR 166.01
Exeter St Davids to Heathrow Terminals 2 & 3
2h 46m
From
SAR 205.78
Main Train Stations in Heathrow Terminal 3
There are 2 stations in Heathrow Terminal 3: Heathrow Terminals 2 & 3, Heathrow T3 Bus. Check the cheap train tickets for popular routes to them via our train journey planner.
- Trains to
Heathrow Terminals 2 & 3
Heathrow T3 Bus
How to buy cheap train tickets to Heathrow Terminal 3
Trip.com offers various ways to cut travel costs and get cheap train tickets, including booking in advance, using a Railcard or split tickets, and traveling at Off-Peak times. Find out more below.

Book in Advance
Advanced train tickets are typically the most cost-effective option for train travel. They are usually available for purchase 12 weeks before the travel date.

Use a Railcard
Use a Railcard to get an average of 1/3 off and explore more train routes for commuting, family & friends trips, and weekend getaways

Travel Off-Peak
Save on train fares by avoiding peak times, traveling off-peak, and allowing for a flexible travel schedule

Split Tickets
Split a long train journey into two parts to pay less and enjoy the same service.
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