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Heathrow Terminal 3 to Flitwick trains

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Trip Overview

The average train between Heathrow Terminal 3 and Flitwick takes 1h 35m and the fastest train takes 1h 24m. The train runs at least 2 times per hour from Heathrow Terminal 3 to Flitwick. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

1h 35m
Duration
59 mi
Distance
£39
Average price
Every 30 minutes
Frequency

Train

best
  1. Take the train from Heathrow Terminals 2 & 3 to Farringdon Withouttrain train Elizabeth
  2. Take the train from Farringdon to Flitwicktrain train Brighton - Bedford / ...
1h 39m
£37–50

Heathrow Terminal 3 to Flitwick train times

Trains run every 30 minutes between Heathrow Terminal 3 and Flitwick. The earliest departure is at 8:24 AM in the morning, and the last departure from Heathrow Terminal 3 is at 11:06 PM which arrives into Flitwick at 1:06 AM. All services require a transfer at Farringdon Without and take an average of 1h 35m. The schedules shown below are for the next available departures.

Departing Saturday, October 10, 2026

  •  → 

    Arrives next day

    Elizabeth Line (TfL)Thameslink1h 50m • 1 change

  •  → 

    Arrives next day

    Elizabeth Line (TfL)Thameslink2h • 1 change

Departing Sunday, October 11, 2026

  •  → 

    Elizabeth Line (TfL)Thameslink2h 2m • 1 change

  •  → 

    Elizabeth Line (TfL)Thameslink1h 46m • 1 change

  •  → 

    Elizabeth Line (TfL)Thameslink1h 46m • 1 change

  •  → 

    Elizabeth Line (TfL)Thameslink1h 34m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Heathrow Terminal 3 to Flitwick? 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.

Map of how to get from Heathrow Terminal 3 to Flitwick.ExpandLaunch map view
  • Distance: 59.3 mi
  • Duration: 1h 35m

What companies run services between Heathrow Terminal 3, England and Flitwick, England?

You can take a train from Heathrow Terminals 2 & 3 to Flitwick via Farringdon Without and Farringdon in around 1h 39m.

Operators