The average bus between Castlerock and Letterkenny takes 3h 14m and the fastest bus takes 2h 15m. The bus service runs several times per day from Castlerock to Letterkenny. 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 every 4 hours between Castlerock and Letterkenny. The earliest departure is at 7:00 AM in the morning, and the last departure from Castlerock is at 6:30 PM which arrives into Letterkenny at 9:10 PM. All services require a transfer at Limavady Bus Station and take an average of 3h 14m. The schedules shown below are for the next available departures.


2h 55m • 2 changes


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5h 50m • 2 changes


2h 15m • 2 changes


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3h 1m • 2 changes


3h 35m • 2 changes


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3h 55m • 2 changes


3h 1m • 2 changes


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3h 4m • 2 changes


2h 25m • 2 changes


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2h 25m • 2 changes
Want to know about travelling from Castlerock to Letterkenny? 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 Castlerock to Letterkenny. However, there are services departing from Castlerock station and arriving at Letterkenny station via Limavady Bus Station station. The journey, including transfers, takes approximately 3h 14m.
Castlerock to Letterkenny bus services, operated by Translink, depart from Castlerock Orange Hall station.
Castlerock to Letterkenny bus services, operated by Translink, arrive at Letterkenny Bus station.
The distance between Castlerock and Letterkenny is 64.7 km. The road distance is 92 km.
You can take a bus from Castlerock Orange Hall to Letterkenny Bus via Limavady Bus Station and Ulsterbus Depot in around 3h 34m.