The average bus between Donegal and Castlefinn takes 3h 35m and the fastest bus takes 52 min. The bus service runs several times per day from Donegal to Castlefinn. 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 Donegal and Castlefinn. The earliest departure is at 8:42 AM in the morning, and the last departure from Donegal is at 8:12 PM which arrives into Castlefinn at 6:49 AM. All services require a transfer, and take on average 3h 35m. The schedules shown below are for the next available departures.

52 min • 1 change

1h 36m • 1 change

1h 57m • 1 change

2h 39m • 1 change

52 min • 1 change

1h 36m • 1 change

1h 57m • 1 change

2h 39m • 1 change

52 min • 1 change

1h 36m • 1 change

1h 57m • 1 change

2h 39m • 1 change
Want to know about travelling from Donegal to Castlefinn? 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 Donegal to Castlefinn. However, there are services departing from Donegal station and arriving at Castlefinn station via Ballybofey. The journey, including transfers, takes approximately 3h 35m.
Donegal to Castlefinn bus services, operated by Expressway (Bus Éireann), depart from Donegal station.
Donegal to Castlefinn bus services, operated by Expressway (Bus Éireann), arrive at Castlefin station.
The distance between Donegal and Castlefinn is 37.1 km. The road distance is 40 km.
You can take a bus from Donegal to Castlefin via Ballybofey in around 1h 43m.