Castlebar to Belfast Buses

Castlebar to Belfast buses

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Trip Overview

The average bus between Castlebar and Belfast takes 6h 19m and the fastest bus takes 5h 45m. The bus service runs several times per day from Castlebar to Belfast. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

6h 19m
Duration: 257 mi
Distance: £42
Average price: Every 3 hours
Frequency

Bus via Dublin Airport (DUB)

best

Take the bus from Castlebar to Airport Zone 11bus 721
Take the bus from Dublin Airport T1 to Grand Central Station Stand 11bus X1 / ...

6h 27m

£22–136

Castlebar to Belfast bus times

Buses run every 3 hours between Castlebar and Belfast. The earliest departure is at 12:45 AM at night, and the last departure from Castlebar is at 4:50 PM which arrives into Belfast at 10:35 PM. All services require a transfer, and take on average 6h 19m. The schedules shown below are for the next available departures.

Departing Friday, October 9, 2026

4:30 AM → 10:35 AM
6h 5m • 1 change
7:55 AM → 2:30 PM
6h 35m • 1 change
9:30 AM → 4:30 PM
7h • 1 change
10:50 AM → 4:35 PM
5h 45m • 1 change
Show more

Departing Saturday, October 10, 2026

12:45 AM → 7:35 AM
6h 50m • 1 change
2:00 AM → 8:30 AM
6h 30m • 1 change
4:30 AM → 10:35 AM
6h 5m • 1 change
7:55 AM → 2:30 PM
6h 35m • 1 change
Show more

Departing Sunday, October 11, 2026

12:45 AM → 7:35 AM
6h 50m • 1 change
2:00 AM → 8:30 AM
6h 30m • 1 change
4:30 AM → 10:35 AM
6h 5m • 1 change
7:55 AM → 2:30 PM
6h 35m • 1 change
Show more

Departing Monday, October 12, 2026

12:45 AM → 7:35 AM
6h 50m • 1 change
2:00 AM → 8:30 AM
6h 30m • 1 change
4:30 AM → 10:35 AM
6h 5m • 1 change
7:55 AM → 2:30 PM
6h 35m • 1 change
Show more

Departing Tuesday, October 13, 2026

12:45 AM → 7:35 AM
6h 50m • 1 change
2:00 AM → 8:30 AM
6h 30m • 1 change
4:30 AM → 10:35 AM
6h 5m • 1 change
7:55 AM → 2:30 PM
6h 35m • 1 change
Show more

Departing Wednesday, October 14, 2026

12:45 AM → 7:35 AM
6h 50m • 1 change
2:00 AM → 8:30 AM
6h 30m • 1 change
4:30 AM → 10:35 AM
6h 5m • 1 change
7:55 AM → 2:30 PM
6h 35m • 1 change
Show more

Departing Thursday, October 15, 2026

12:45 AM → 7:35 AM
6h 50m • 1 change
2:00 AM → 8:30 AM
6h 30m • 1 change
4:30 AM → 10:35 AM
6h 5m • 1 change
7:55 AM → 2:30 PM
6h 35m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Castlebar to Belfast? 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.

Find Transport to Belfast

Trip Overview

Bus via Dublin Airport (DUB)

Castlebar to Belfast bus times

Departing Friday, October 9, 2026

4:30 AM → 10:35 AM

7:55 AM → 2:30 PM

9:30 AM → 4:30 PM

10:50 AM → 4:35 PM

Departing Saturday, October 10, 2026

12:45 AM → 7:35 AM

2:00 AM → 8:30 AM

4:30 AM → 10:35 AM

7:55 AM → 2:30 PM

Departing Sunday, October 11, 2026

12:45 AM → 7:35 AM

2:00 AM → 8:30 AM

4:30 AM → 10:35 AM

7:55 AM → 2:30 PM

Departing Monday, October 12, 2026

12:45 AM → 7:35 AM

2:00 AM → 8:30 AM

4:30 AM → 10:35 AM

7:55 AM → 2:30 PM

Departing Tuesday, October 13, 2026

12:45 AM → 7:35 AM

2:00 AM → 8:30 AM

4:30 AM → 10:35 AM

7:55 AM → 2:30 PM

Departing Wednesday, October 14, 2026

12:45 AM → 7:35 AM

2:00 AM → 8:30 AM

4:30 AM → 10:35 AM

7:55 AM → 2:30 PM

Departing Thursday, October 15, 2026

12:45 AM → 7:35 AM

2:00 AM → 8:30 AM

4:30 AM → 10:35 AM

7:55 AM → 2:30 PM

Frequently asked questions

What companies run services between Castlebar, Ireland and Belfast, Northern Ireland?

Bus from Castlebar to Airport Zone 11

Where to next?

Bus trips from Castlebar

Bus trips to Belfast

Alternative transport options