The average bus between Castlebar and Swords takes 4h 20m 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 3 hours between Castlebar and Swords. The earliest departure is at 12:45 AM at night, and the last departure from Castlebar is at 4:50 PM which arrives into Swords at 9:15 PM. All services require a transfer, and take on average 4h 20m. The schedules shown below are for the next available departures.

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4h 18m • 1 changeWant 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 Airport Zone 11. The journey, including transfers, takes approximately 4h 20m.
Castlebar to Swords bus services, operated by Citylink, depart from Castlebar station.
Castlebar to Swords bus services, operated by Citylink, arrive at Airport Zone 11 station.
The distance between Castlebar and Swords is 207.7 km. The road distance is 260 km.
Citylink operates a bus from Castlebar to Airport Zone 11 every 4 hours. Tickets cost €22–35 and the journey takes 3h 55m.