The average bus between Athlone and Castlebar takes 2h 39m and the fastest bus takes 2h 25m. The bus service runs several times per day from Athlone to Castlebar. 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 Athlone and Castlebar. The earliest departure is at 6:20 AM in the morning, and the last departure from Athlone is at 5:45 PM which arrives into Castlebar at 8:15 PM. All services require a transfer, and take on average 2h 39m. The schedules shown below are for the next available departures.

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2h 30m • 1 change

2h 25m • 1 change

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2h 30m • 1 change

2h 25m • 1 change

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2h 45m • 1 change

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2h 25m • 1 change

3h • 1 change

2h 45m • 1 change

2h 30m • 1 change
Want to know about travelling from Athlone to Castlebar? 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 Athlone to Castlebar. However, there are services departing from Athlone station and arriving at Castlebar station via Claremorris. The journey, including transfers, takes approximately 2h 39m.
Athlone to Castlebar bus services, operated by Bus Éireann, depart from Athlone Station.
Athlone to Castlebar bus services, operated by Bus Éireann, arrive at Castlebar station.
The distance between Athlone and Castlebar is 101.9 km. The road distance is 127 km.
You can take a bus from Athlone Station to Castlebar via Claremorris in around 2h 45m.