The average train between Castlebar and Belfast takes 8h 9m and the fastest train takes 6h. The train service runs several times per day from Castlebar to Belfast. 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 4 times a day between Castlebar and Belfast. The earliest departure is at 5:28 AM in the morning, and the last departure from Castlebar is at 6:43 PM which arrives into Belfast at 11:58 AM. All services require a transfer at Dublin Heuston and take an average of 8h 9m. The schedules shown below are for the next available departures.


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6h 35m • 2 changesWant to know about travelling from Castlebar to Belfast? 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 Castlebar to Belfast. However, there are services departing from Castlebar station and arriving at Belfast station via Dublin Heuston. The journey, including transfers, takes approximately 8h 9m.
Castlebar to Belfast train services, operated by Iarnród Éireann (Irish Rail), depart from Castlebar station.
Castlebar to Belfast train services, operated by Iarnród Éireann (Irish Rail), arrive at Belfast Grand Central station.
The distance between Castlebar and Belfast is 234.1 km. The road distance is 428 km.
You can take a train from Castlebar to Belfast Grand Central via Dublin Heuston, Heuston, Connolly, and Dublin Connolly in around 6h 6m.