The average bus between Castlebar and Swords takes 4h 17m and the fastest bus takes 3h 48m. The bus service runs several times per day from Castlebar to Swords. 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 Castlebar and Swords. The earliest departure is at 12:45 AM at night, and the last departure from Castlebar is at 6:50 PM which arrives into Swords at 11:12 PM. All services require a transfer, and take on average 4h 17m. The schedules shown below are for the next available departures.

3h 57m • 1 change

4h 8m • 1 change

4h 15m • 1 change

4h 24m • 1 change

3h 57m • 1 change

4h 8m • 1 change

4h 15m • 1 change

4h 24m • 1 change

3h 57m • 1 change

4h 8m • 1 change

4h 15m • 1 change

4h 24m • 1 change

3h 57m • 1 change

3h 49m • 1 change

4h 27m • 1 change

4h 30m • 1 change

3h 57m • 1 change

3h 48m • 1 change

4h 34m • 1 change

4h 42m • 1 change

3h 57m • 1 change

3h 48m • 1 change

4h 34m • 1 change

4h 42m • 1 change
Want to know about travelling from Castlebar to Swords? 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 Swords. However, there are services departing from Castlebar station and arriving at Swords station via Dublin Airport Zone 15. The journey, including transfers, takes approximately 4h 17m.
Castlebar to Swords bus services, operated by Citylink, depart from Castlebar station.
Castlebar to Swords bus services, operated by Citylink, arrive at Dublin Airport Zone 15 station.
The distance between Castlebar and Swords is 207.7 km. The road distance is 261 km.
Citylink operates a bus from Castlebar to Dublin Airport Zone 15 every 4 hours. Tickets cost €22–35 and the journey takes 3h 55m.