Caernarfon to Builth Wells Buses

Caernarfon to Builth Wells buses

Travel from

Search accommodation with Expedia

Trip Overview

The average bus between Caernarfon and Builth Wells takes 8h 30m and the fastest bus takes 6h 15m. The bus service runs several times per day from Caernarfon to Builth Wells. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

8h 30m
Duration: 125 mi
Distance: £16
Average price: Every 4 hours
Frequency

Bus via Machynlleth

best

Take the bus from Caernarfon Bus Station Stand B to Clockbus 1
Take the bus from Bus Depot to Newtown Bus Stationbus X85
Take the bus from Newtown Bus Station Stand 2 to Groebus T4

6h 21m

£15–19

Caernarfon to Builth Wells bus times

Buses run every 4 hours between Caernarfon and Builth Wells. The earliest departure is at 1:49 AM at night, and the last departure from Caernarfon is at 9:05 PM which arrives into Builth Wells at 9:50 AM. All services require a transfer at Clock and take an average of 8h 30m. The schedules shown below are for the next available departures.

Departing Monday, October 19, 2026

9:05 PM → 9:50 AM
Arrives next day
12h 45m • 2 changes

Departing Tuesday, October 20, 2026

7:05 AM → 1:20 PM
6h 15m • 2 changes
9:05 AM → 3:20 PM
6h 15m • 2 changes
11:05 AM → 5:25 PM
6h 20m • 2 changes
1:05 PM → 7:20 PM
6h 15m • 2 changes
Show more

Departing Wednesday, October 21, 2026

7:05 AM → 1:20 PM
6h 15m • 2 changes
9:05 AM → 3:20 PM
6h 15m • 2 changes
11:05 AM → 5:25 PM
6h 20m • 2 changes
1:05 PM → 7:20 PM
6h 15m • 2 changes
Show more

Departing Thursday, October 22, 2026

7:05 AM → 1:20 PM
6h 15m • 2 changes
9:05 AM → 3:20 PM
6h 15m • 2 changes
11:05 AM → 5:25 PM
6h 20m • 2 changes
1:05 PM → 7:20 PM
6h 15m • 2 changes
Show more

Departing Friday, October 23, 2026

7:05 AM → 1:20 PM
6h 15m • 2 changes
9:05 AM → 3:20 PM
6h 15m • 2 changes
11:05 AM → 5:25 PM
6h 20m • 2 changes
1:05 PM → 7:20 PM
6h 15m • 2 changes
Show more

Departing Saturday, October 24, 2026

7:05 AM → 1:20 PM
6h 15m • 2 changes
9:05 AM → 3:20 PM
6h 15m • 2 changes
11:05 AM → 5:20 PM
6h 15m • 2 changes
1:05 PM → 7:20 PM
6h 15m • 2 changes

Departing Sunday, October 25, 2026

1:49 AM → 10:33 AM
8h 44m • 2 changes
5:42 AM → 12:33 PM
6h 51m • 2 changes
7:42 AM → 2:33 PM
6h 51m • 2 changes
9:42 AM → 4:33 PM
6h 51m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Caernarfon to Builth Wells? 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.

Caernarfon to Builth Wells buses

Find Transport to Builth Wells

Trip Overview

Bus via Machynlleth

Caernarfon to Builth Wells bus times

Departing Monday, October 19, 2026

9:05 PM → 9:50 AMArrives next day

Departing Tuesday, October 20, 2026

7:05 AM → 1:20 PM

9:05 AM → 3:20 PM

11:05 AM → 5:25 PM

1:05 PM → 7:20 PM

Departing Wednesday, October 21, 2026

7:05 AM → 1:20 PM

9:05 AM → 3:20 PM

11:05 AM → 5:25 PM

1:05 PM → 7:20 PM

Departing Thursday, October 22, 2026

7:05 AM → 1:20 PM

9:05 AM → 3:20 PM

11:05 AM → 5:25 PM

1:05 PM → 7:20 PM

Departing Friday, October 23, 2026

7:05 AM → 1:20 PM

9:05 AM → 3:20 PM

11:05 AM → 5:25 PM

1:05 PM → 7:20 PM

Departing Saturday, October 24, 2026

7:05 AM → 1:20 PM

9:05 AM → 3:20 PM

11:05 AM → 5:20 PM

1:05 PM → 7:20 PM

Departing Sunday, October 25, 2026

1:49 AM → 10:33 AM

5:42 AM → 12:33 PM

7:42 AM → 2:33 PM

9:42 AM → 4:33 PM

Frequently asked questions

What companies run services between Caernarfon, Wales and Builth Wells, Wales?

Bus from Caernarfon Bus Station Stand B to Clock

Bus from Caernarfon Bus Station Stand B to Clock

Bus from Turf Square to Bus Depot

Bus from Bus Depot to Newtown Bus Station

Bus from Bus Depot to Newtown Bus Station

Bus from Newtown Bus Station Stand 2 to Groe

Bus from Newtown Bus Station Stand 2 to Groe

Bus trips from Caernarfon

Bus trips to Builth Wells

Alternative transport options

9:05 PM → 9:50 AM
Arrives next day