Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Killarney Bus Station | Castlebar Stephen Garvey Way | Cheapest | ||||
| Bus | Killarney Rock | Castlebar Stephen Garvey Way | Fastest | ||||
| Bus | Killarney Bus Station | Castlebar Stephen Garvey Way | No tags | ||||
| Bus | Killarney Bus Station | Castlebar Stephen Garvey Way | No tags | ||||
| Bus | Killarney Bus Station | Castlebar Stephen Garvey Way | No tags |
Last refresh of the prices: Last Sunday at 1:11 PM GMT.
Get from Killarney to Castlebar
The journey takes about 8 hours 20 minutes, and with fares starting at just $97, it presents an excellent value for a comfortable ride.
Where are the popular stops in Killarney and Castlebar?
Stops in Killarney
- A12 Fair Hill, Ardshanavooly, Killarney, Co. Kerry, Ireland
Stops in Castlebar
- A
Castlebar - Stephen Garvey Way Bus Stop
Stephen Garvey Way, Castlebar, Co. Mayo, Ireland
Compare bus companies
Based on 468 reviews, the company was rated 3.8 stars on Busbud. Travellers were especially satisfied with the staff and the ticket access but often complained with the WiFi. Expressway ticket prices on this trip start at $97
Frequently asked questions about travelling from Killarney to Castlebar by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Killarney to Castlebar?
The cheapest bus tickets from Killarney to Castlebar start from $97. The average price for this route is around $114. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Killarney to Castlebar?
The average bus travel time from Killarney to Castlebar is 8h 20m, covering a distance of 200 km. The quickest bus can get you there in 6h 40m and is operated by Expressway.
Which bus companies service the Killarney to Castlebar route?
Several major bus companies operate on this route with 18 buses available per day.
What are the earliest and latest departure times for the bus from Killarney to Castlebar?
The earliest bus departs from Killarney to Castlebar at 8:25am. And the latest bus departs at 4:05pm.
What are the CO₂ emissions for the bus trip from Killarney to Castlebar?
A bus trip from Killarney to Castlebar generates an estimated 5 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Killarney to Castlebar was searched and found on Dec 27, 2025 with a price of $51To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Killarney to Castlebar, as early as possible.
You can expect to pay from $51 to $104 for a bus ticket from Killarney to Castlebar based on the last 2 days. You can expect to find the cheapest price for the trip at $51 which is on 2025-12-27.
