The average train between Heathrow and Llandudno takes 5h 14m and the fastest train takes 4h 32m. The train service runs several times per day from Heathrow to Llandudno. 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 3 hours between Heathrow and Llandudno. The earliest departure is at 7:06 AM in the morning, and the last departure from Heathrow is at 7:06 PM which arrives into Llandudno at 8:39 AM. All services require a transfer at Russell Square station and take an average of 5h 14m. The schedules shown below are for the next available departures.



4h 37m • 3 changes


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4h 32m • 3 changesWant to know about travelling from Heathrow to Llandudno? 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 Heathrow to Llandudno. However, there are services departing from Heathrow station and arriving at Llandudno station via Colwyn Bay. The journey, including transfers, takes approximately 5h 14m.
Heathrow to Llandudno train services, operated by Elizabeth Line (TfL), depart from London Euston station.
Heathrow to Llandudno train services, operated by Elizabeth Line (TfL), arrive at Colwyn Bay station.
Book your Heathrow to Llandudno train tickets online with Elizabeth Line (TfL), London Underground (Tube) and 2 other operators.
The distance between Heathrow and Llandudno is 308.5 km. The road distance is 391 km.
Avanti West Coast operates a train from London Euston to Colwyn Bay 5 times a day. Tickets cost £75–120 and the journey takes 2h 55m.