Heathrow Terminal 3 to Windsor Castle Trains

Heathrow Terminal 3 to Windsor Castle trains

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Trip Overview

The average train between Heathrow Terminal 3 and Windsor Castle takes 26 min and the fastest train takes 22 min. The train runs at least 4 times per hour from Heathrow Terminal 3 to Windsor Castle. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

26 min
Duration: 16 mi
Distance: £30
Average price: Every 15 minutes
Frequency

Train

best

Take the train from Heathrow Terminals 2 & 3 to London Paddingtontrain Heathrow Terminal 5 - London Paddington / ...

25 min

£11–36

Heathrow Terminal 3 to Windsor Castle train times

Trains run every 15 minutes between Heathrow Terminal 3 and Windsor Castle. The earliest departure is at 12:04 AM at night, and the last departure from Heathrow Terminal 3 is at 11:52 PM which arrives into Windsor Castle at 12:27 AM. All services require a transfer at London Paddington and take an average of 26 min. The schedules shown below are for the next available departures.

Departing Thursday, August 20, 2026

11:18 PM → 11:45 PM
27 min • 1 change
11:32 PM → 11:55 PM
22 min • 1 change
11:47 PM → 12:16 AM
Arrives next day
28 min • 1 change
11:52 PM → 12:27 AM
Arrives next day
34 min • 1 change

Departing Friday, August 21, 2026

12:04 AM → 12:36 AM
31 min • 1 change
12:12 AM → 5:14 AM
5h 2m • 1 change
5:17 AM → 5:42 AM
24 min • 1 change
5:32 AM → 6:01 AM
28 min • 1 change
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Frequently asked questions

Want to know about travelling from Heathrow Terminal 3 to Windsor Castle? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.