The average train between Luton and Heathrow takes 1h 25m and the fastest train takes 1h 22m. The train runs at least 3 times per hour from Luton to Heathrow. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 20 minutes between Luton and Heathrow. The earliest departure is at 4:50 AM at night, and the last departure from Luton is at 10:13 PM which arrives into Heathrow at 11:37 PM. All services require a transfer at Farringdon and take an average of 1h 25m. The schedules shown below are for the next available departures.

1h 32m • 1 change

1h 43m • 1 change

1h 24m • 1 change

1h 24m • 1 change
Want to know about travelling from Luton to Heathrow? 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.
No, there is no direct train from Luton to Heathrow. However, there are services departing from Luton station and arriving at Heathrow station via Farringdon. The journey, including transfers, takes approximately 1h 25m.
Luton to Heathrow train services, operated by Thameslink, depart from Luton station.
Luton to Heathrow train services, operated by Thameslink, arrive at Heathrow Terminals 2 & 3 station.
Book your Luton to Heathrow train tickets online with Thameslink and Elizabeth Line (TfL).
The distance between Luton and Heathrow is 45.9 km. The road distance is 79 km.
You can take a train from Luton to Heathrow Terminals 2 & 3 via Farringdon and Farringdon Without in around 1h 28m.