The average bus between Letterkenny and Howth takes 5h 29m and the fastest bus takes 4h 41m. There is a bus service every few hours from Letterkenny to Howth. 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 hourly between Letterkenny and Howth. The earliest departure is at 12:00 AM at night, and the last departure from Letterkenny is at 6:30 PM which arrives into Howth at 11:53 PM. All services require a transfer, and take on average 5h 29m. The schedules shown below are for the next available departures.

5h 39m • 1 change

5h 48m • 1 change

5h 44m • 1 change

5h 33m • 1 change

6h 22m • 1 change

4h 53m • 1 change

4h 41m • 1 change

5h 9m • 1 change

6h 22m • 1 change

4h 53m • 1 change

4h 41m • 1 change

5h 9m • 1 change

6h 22m • 1 change

4h 53m • 1 change

4h 41m • 1 change

5h 9m • 1 change

6h 22m • 1 change

4h 53m • 1 change

4h 41m • 1 change

5h 9m • 1 change
Want to know about travelling from Letterkenny to Howth? 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 Letterkenny to Howth. However, there are services departing from Letterkenny station and arriving at Howth station via Dublin Busáras. The journey, including transfers, takes approximately 5h 29m.
Letterkenny to Howth bus services, operated by Expressway (Bus Éireann), depart from Letterkenny Bus Station.
Letterkenny to Howth bus services, operated by Expressway (Bus Éireann), arrive at Dublin Busáras station.
The distance between Letterkenny and Howth is 205 km. The road distance is 256 km.
Expressway (Bus Éireann) operates a bus from Letterkenny Bus Station to Dublin Busáras every 2 hours. Tickets cost €27–40 and the journey takes 4h 25m.