The average bus between Castlebar and Killybegs takes 6h 22m and the fastest bus takes 4h 10m. The bus service runs several times per day from Castlebar to Killybegs. 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 4 times a day between Castlebar and Killybegs. The earliest departure is at 6:10 AM in the morning, and the last departure from Castlebar is at 8:05 PM which arrives into Killybegs at 12:15 AM. All services require a transfer at Claremorris and take an average of 6h 22m. The schedules shown below are for the next available departures.


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Want to know about travelling from Castlebar to Killybegs? 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 Killybegs. However, there are services departing from Castlebar station and arriving at Killybegs station via Donegal. The journey, including transfers, takes approximately 6h 22m.
Castlebar to Killybegs bus services, operated by Citylink, depart from Claremorris station.
Castlebar to Killybegs bus services, operated by Citylink, arrive at Donegal station.
The distance between Castlebar and Killybegs is 102.9 km. The road distance is 197 km.
Bus Feda Teoranta operates a bus from Claremorris to Donegal twice daily. Tickets cost €21–26 and the journey takes 2h 15m. Expressway (Bus Éireann) also services this route twice daily.