About this property
Llwyn Onn Guest House is in an idyllic setting overlooking the Llwyn Onn reservoir in the heart of the Brecon Beacons. Recently awarded with AA and Welsh Tourist Board 4 Stars, complete with 11 en-suite bedrooms. Llwyn Onn Guest House aims to provide a warm and friendly atmosphere for guests. Nestled in the heart of the Brecon Beacons, Llwyn Onn is the perfect location for both business and leisure stays, with picturesque views and scenic walks to help you escape city life and experience the great outdoors. Come and see for yourself!
Couples particularly like the location — they rated it 9.2 for a two-person trip.
Distance in property description is calculated using © OpenStreetMap
Most popular facilities
- Free parking
- Free WiFi
- Non-smoking rooms
- Facilities for disabled guests
- Tea/coffee maker in all rooms
Guest reviews
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Guests who stayed here loved
- Jackie
United Kingdom
“Great location to pen y fan. Comfortable, clean, quiet and had everything I needed for my 1 night stay” - Beverly
United Kingdom
“Such a beautiful location, the gardens are excellent to relax in after a long days work away from home” - Diana
Australia
“Breakfast was amazing - partaking of every offering (almost) kept us going for the whole day. The room and ensuite had everything necessary. Great for access to nearest town, major roads and places of interest Host and staff were delightful and...” - Kathryn
United Kingdom
“Pleasant rooms which are spotlessly clean. Easy check in. Most of all staff were brilliant and provided a great breakfast.” - Aj
United Kingdom
“Easy access with keys available on arrival, clean, bright & comfortable room with everything we needed Lovely staff who made sure our breakfast was top notch” - Mathias
Canada
“Very nice BB. Great communication up front. Clean rooms. Comfortable beds. Freshly made breakfast. Nice people running the place. There is not more to ask for.” - M
Netherlands
“Spacious room with a nice bathroom. Very friendly staff and an excellent fresh cooked breakfast” - Olgun
Switzerland
“Very friendly staff, top communication, not an overcrowded tourist trap. Highly recommended.” - Malgorzata
United Kingdom
“Nice and comfortable room, really lovely and helpful staff” - Anthony
Netherlands
“The four staff members were very friendly and chatting together as good friends. The place was very clean, good rooms, so in fact in a quiet way the best place in Wales we experienced.”
Host Information
Property surroundings
House rules
Child policies
Children of any age are welcome.
Children 6 years and above will be charged as adults at this property.
To see correct prices and occupancy information, please add the number of children in your group and their ages to your search.
Cot and extra bed policies
Prices for cots and extra beds are not included in the total price, and will have to be paid for separately during your stay.
The number of extra beds and cots allowed is dependent on the option you choose. Please check your selected option for more information.
All cots and extra beds are subject to availability.



The fine print
When booking 4 rooms or more, different policies and additional supplements will apply.
This property will not accommodate hen, stag or similar parties.
In accordance with government guidelines to minimise transmission of the Coronavirus (COVID-19), this property can only accept bookings from essential workers/permitted travellers, during dates where such guidelines exist. Reasonable evidence must be provided on arrival. If it isn't provided, your booking will be cancelled on arrival.