The average train between Holyhead and Heathrow Terminal 5 takes 4h 59m and the fastest train takes 4h 54m. The train service runs several times per day from Holyhead to Heathrow Terminal 5. 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 5 times a day between Holyhead and Heathrow Terminal 5. The earliest departure is at 4:44 AM at night, and the last departure from Holyhead is at 5:53 PM which arrives into Heathrow Terminal 5 at 11:10 PM. All services require a transfer at London Euston and take an average of 4h 59m. The schedules shown below are for the next available departures.

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4h 58m • 1 changeWant to know about travelling from Holyhead to Heathrow Terminal 5? 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 Holyhead to Heathrow Terminal 5. However, there are services departing from Holyhead station and arriving at Heathrow Terminal 5 station via London Euston. The journey, including transfers, takes approximately 4h 59m.
Holyhead to Heathrow Terminal 5 train services, operated by Avanti West Coast, depart from Holyhead station.
Holyhead to Heathrow Terminal 5 train services, operated by Avanti West Coast, arrive at Heathrow Terminal 5 station.
The distance between Holyhead and Heathrow Terminal 5 is 347.6 km. The road distance is 453 km.
There is no direct connection from Holyhead to Heathrow Terminal 5. However, you can take the train to London Euston, walk to Russell Square station, then take the subway to Heathrow Terminal 5 station.