The average bus between Maynooth and Castlebar takes 5h 38m and the fastest bus takes 3h 54m. The bus service runs several times per day from Maynooth 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 Maynooth and Castlebar. The earliest departure is at 12:00 AM at night, and the last departure from Maynooth is at 7:05 PM which arrives into Castlebar at 9:32 AM. All services require a transfer, and take on average 5h 38m. The schedules shown below are for the next available departures.

9h 32m • 1 change

3h 54m • 1 change

4h 31m • 1 change

4h 11m • 1 change

9h 32m • 1 change

3h 54m • 1 change

4h 31m • 1 change

4h 11m • 1 change

9h 32m • 1 change

3h 54m • 1 change

4h 31m • 1 change

4h 11m • 1 change

9h 32m • 1 change

3h 54m • 1 change

4h 31m • 1 change

4h 11m • 1 change
Want to know about travelling from Maynooth 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 Maynooth to Castlebar. However, there are services departing from Maynooth station and arriving at Castlebar station via Swinford. The journey, including transfers, takes approximately 5h 38m.
Maynooth to Castlebar bus services, operated by Expressway (Bus Éireann), depart from Maynooth Station.
Maynooth to Castlebar bus services, operated by Expressway (Bus Éireann), arrive at Swinford station.
The distance between Maynooth and Castlebar is 186.1 km. The road distance is 218 km.
Expressway (Bus Éireann) operates a bus from Maynooth Station to Swinford every 4 hours. Tickets cost €23–35 and the journey takes 2h 46m.