The average bus between Castlebar and Northern Ireland takes 6h 42m and the fastest bus takes 6h 25m. The bus service runs several times per day from Castlebar to Northern Ireland. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 4 hours between Castlebar and Northern Ireland. The earliest departure is at 12:45 AM at night, and the last departure from Castlebar is at 6:50 PM which arrives into Northern Ireland at 1:20 AM. All services require a transfer at Dublin Airport Zone 15 and take an average of 6h 42m. The schedules shown below are for the next available departures.

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Want to know about travelling from Castlebar to Northern Ireland? 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 bus from Castlebar to Northern Ireland. However, there are services departing from Castlebar station and arriving at Northern Ireland station via Dublin Airport Zone 15. The journey, including transfers, takes approximately 6h 42m.
Castlebar to Northern Ireland bus services, operated by Citylink, depart from Castlebar station.
Castlebar to Northern Ireland bus services, operated by Citylink, arrive at Europa Bus Centre station.
The distance between Castlebar and Northern Ireland is 172.3 km. The road distance is 412 km.
You can take a bus from Castlebar to Europa Bus Centre via Dublin Airport Zone 15 and Dublin Airport Terminal 1 Zone 2 in around 6h 27m.