;
Timetable
Train route
Travel Guide
Cheap Train Tickets
  1. Trip.com
  2. Trains
  3. UK Trains
  4. Routes
  5. London to Heathrow Terminal 3 Trains
UK Train New User Gifts 2% off trains

  • 2% OFF

    Jun 19, 2024-Jun 20, 2026

    2% OFF UK Train New User Promo Code

    Jun 19, 2024-Jun 20, 2026

London to Heathrow Terminal 3 Train prices and times

Use Trip.com to buy tickets from London to Heathrow Terminal 3, starting from CAD 24.79 and averaging CAD 24.79. The entire journey takes no more than 15m. If you want to get a greater discounts, consider purchasing split tickets. Additionally, buying in advance is also good choice.

  • Thu, Jul 24
  • Fri, Jul 25
  • Sat, Jul 26
  • Sun, Jul 27
  • Mon, Jul 28
  • Tue, Jul 29
  • Wed, Jul 30
DepartureArrivalDurationOperator
Find Tickets
04:36
London Paddington
04:59
Heathrow Terminals 2 & 3
23m, DirectElizabeth line
Find Tickets
04:40
London Paddington
05:05
Heathrow Terminals 2 & 3
25m, DirectElizabeth line
Find Tickets
04:51
London Paddington
05:12
Heathrow Terminals 2 & 3
21m, DirectHeathrow Express
Find Tickets
04:53
London Paddington
05:17
Heathrow Terminals 2 & 3
24m, DirectElizabeth line
Find Tickets
05:03
London Paddington
05:30
Heathrow Terminals 2 & 3
27m, DirectElizabeth line
Find Tickets
05:10
London Paddington
05:26
Paris
16m, DirectHeathrow Express
Find Tickets
View More Trains

London to Heathrow Terminal 3 Train Route Details

First train
First train
04:36
Last train
Last train
23:25
Departure station
Departure station
London
Arrival station
Arrival station
Heathrow Terminal 3
Journey time
Journey time
15m
Distance
Distance
23 km
Price
Price
CAD 24.79*
Train operators
Train operators
Heathrow Express, Elizabeth line

How to book cheap train tickets from London to Heathrow Terminal 3

Season Tickets for frequent travel

Season Tickets for frequent travel

For frequent travelers between London and Heathrow Terminal 3, consider a Season Ticket, providing unlimited travel between specified stations for different durations, such as weekly, monthly, annual, or flexi. Alongside substantial savings, enjoy the convenience of not having to buy a ticket for each journey.
Network Railcard for South East England

Network Railcard for South East England

By purchasing a Network Railcard for only £30 per year, unlock incredible savings of up to 1/3 on every ticket for your travels within London and the South East. With this Railcard in hand, you can enjoy reduced costs on various ticket types, including Standard or Super Off-Peak Tickets.
Traveling in off-peak train times

Traveling in off-peak train times

We recommend buying train tickets from London 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.
Get 1/3 off with a Railcard

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%

Split tickets to save an average extra 30%

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 traveling from London 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%

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 London to Heathrow Terminal 3 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

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 London to Heathrow Terminal 3 more affordable for families, friends, or colleagues planning a trip together.

London 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:

Why Book Train Tickets With Trip.com?

  • Split Tickets

    Best Price Promise

    If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*

  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your London to Heathrow Terminal 3 journey

  • Split Tickets

    National Rail Partners

    Official train ticket sellers with 5-star customer support

  • Split Tickets

    No Booking Fees on the App

    Only pay for your train travel – no hidden fees

Recommendations

  • Trains From London

  • Trains to Heathrow Terminal 3

  • Popular Routes

  • Top Destinations

  • Popular stations

*After comparing the full year of 2023 for SplitTickets and full-price tickets on Trip.com, the average savings rate for SplitTickets is 30%.