The average bus between Letterkenny and Howth takes 5h 26m and the fastest bus takes 4h 35m. 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 11:54 PM. All services require a transfer, and take on average 5h 26m. The schedules shown below are for the next available departures.

5h 37m • 1 change

5h 37m • 1 change

5h 26m • 1 change
Arrives next day

5h 30m • 1 change

5h 54m • 1 change

4h 54m • 1 change

5h 4m • 1 change

5h 40m • 1 change

6h 18m • 1 change

4h 52m • 1 change

4h 35m • 1 change

5h 6m • 1 change

6h 18m • 1 change

4h 52m • 1 change

4h 35m • 1 change

5h 6m • 1 change

6h 18m • 1 change

4h 52m • 1 change

4h 35m • 1 change

5h 6m • 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 26m.
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 to Dublin Busáras every 2 hours. Tickets cost €27–40 and the journey takes 4h 25m.