The average bus between Castlebar and Trim takes 5h 37m and the fastest bus takes 4h 45m. The bus service runs several times per day from Castlebar to Trim. 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 5 times a day between Castlebar and Trim. The earliest departure is at 7:55 AM in the morning, and the last departure from Castlebar is at 6:50 PM which arrives into Trim at 12:15 AM. All services require a transfer at Bachelors Walk and take an average of 5h 37m. The schedules shown below are for the next available departures.

5h 33m • 1 change

5h 50m • 1 change

4h 54m • 1 change

5h 27m • 1 change

5h 33m • 1 change

5h 50m • 1 change

4h 54m • 1 change

5h 27m • 1 change

5h 33m • 1 change

5h 50m • 1 change

4h 54m • 1 change

5h 27m • 1 change

5h 33m • 1 change

5h 50m • 1 change

5h 23m • 1 change

4h 54m • 1 change

5h 35m • 1 change

5h 46m • 1 change

4h 47m • 1 change

5h 27m • 1 change

5h 27m • 1 change

5h 35m • 1 change

5h 36m • 1 change

4h 45m • 1 change
Want to know about travelling from Castlebar to Trim? 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 Trim. However, there are services departing from Castlebar station and arriving at Trim station via Bachelors Walk. The journey, including transfers, takes approximately 5h 37m.
Castlebar to Trim bus services, operated by Citylink, depart from Castlebar station.
Castlebar to Trim bus services, operated by Citylink, arrive at Trim Ring Road station.
The distance between Castlebar and Trim is 168.3 km. The road distance is 291 km.
You can take a bus from Castlebar to Trim Ring Road via Bachelors Walk and Dublin Busáras in around 5h 17m.