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Llwyn Onn Guest House

4.0 star property
Eco-certified guesthouse in Merthyr Tydfil with free breakfast

Choose dates to view prices

Photo gallery for Llwyn Onn Guest House

Exterior
Exterior
Miscellaneous
Lounge
Exterior
Llwyn Onn Guest House combines comfort with genuine Welsh hospitality. Travelers can enjoy a game of billiards after their free breakfast or simply relax in the warm atmosphere. The multilingual staff helps visitors feel right at home throughout their stay.

Reviews

8.8 out of 10
Excellent

Popular amenities

  • Parking included
  • Business services
The current price is ฿3,561
฿4,273 total
includes taxes & fees
5 Oct - 6 Oct

Room options

Check availability for these dates

Tonight
Oct 4 - Oct 5
Check availability for tonight Oct 4 - Oct 5
Tomorrow
Oct 5 - Oct 6
Check availability for tomorrow Oct 5 - Oct 6
Available filters for rooms
Showing 4 of 4 rooms

View all photos for Standard Single Room, Ensuite, Lake View

Standard Single Room, Ensuite, Lake View

Standard Single Room, Ensuite, Lake View

  • Lake view
  • Sleeps 1
  • 1 Double Bed

View all photos for Executive Twin Room, 2 Single Beds, Ensuite

Executive Twin Room, 2 Single Beds, Ensuite

Executive Twin Room, 2 Single Beds, Ensuite

9.4 out of 10
Exceptional
(3 reviews)

Highlights

Hairdryer
Wardrobe
  • Sleeps 2
  • 2 Single Beds

View all photos for Executive Double Room, Ensuite

Executive Double Room, Ensuite

Executive Double Room, Ensuite

9.6 out of 10
Exceptional
(10 reviews)

Highlights

Fridge
Private bathroom
Desk
Wardrobe
  • Sleeps 2
  • 1 Double Bed

View all photos for Double Room, Ensuite (Garden View)

Double Room, Ensuite (Garden View)

Double Room, Ensuite (Garden View)

10.0 out of 10
Exceptional
(4 reviews)

Highlights

Private bathroom
Wardrobe
  • Sleeps 2
  • 1 Double Bed
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About the area

Map
Llwyn Onn, Cwmtaf, Merthyr Tydfil, Wales, CF48 2HT

What's nearby

  • Garwnant Visitor Centre - 2 min drive - 2.7 km
  • Brecon Beacons National Park - 3 min drive - 4.1 km
  • Brecon Mountain Railway - 9 min drive - 10.4 km
  • BikePark Wales - 13 min drive - 14.2 km
  • Penderyn Distillery - 15 min drive - 19.1 km

Getting around

  • Troed-y-Rhiw Station - 12 min drive
  • Cardiff International Airport (CWL) - 71 min drive

Restaurants

  • ‪McDonald's - ‬6 min drive
  • ‪Holvey’s Cafe - ‬8 min drive
  • ‪Mango House - ‬5 min drive
  • ‪The Red Cow Inn - ‬12 min drive
  • ‪Costa Coffee - ‬6 min drive

About this property

Llwyn Onn Guest House

Upscale eco-certified guest house near Brecon Beacons National Park
Llwyn Onn Guest House provides free breakfast and more. Stay connected with WiFi in public areas (surcharge).
Other perks include:
  • Free self-parking
  • A billiards/pool table, multilingual staff and smoke-free property
  • 1 meeting room

Awards and affiliations

Eco-certified property
This property participates in Green Tourism Programme – a programme that measures the property's impact on one or more of the following: environment, community, cultural heritage and the local economy.

Similar properties

Property grounds

Nant Ddu Lodge Hotel

  • Pool
  • Hot tub
  • Breakfast included
  • Spa
8.4 out of 10, Very good, 515 reviews
The price is ฿2,752
฿3,302 total
includes taxes & fees
3 Nov - 4 Nov
Nant Ddu Lodge Hotel

Property amenities

Internet

  • Available in some public areas: WiFi (surcharge)

Parking and transport

  • Free self parking on site

Food and drink

  • Free breakfast available

Things to do

  • Billiards/pool table

Guest services

  • Multilingual staff
  • No housekeeping service

Business services

  • Meeting room

Accessibility

  • No lift

More

  • Smoke-free property

Policies

Check-in

Check-in start time: 4:00 PM; check-in end time: 8:00 PM
Early check-in subject to availability
Minimum check-in age - 18

Check-out

Check-out before 10:30 AM

Special check-in instructions

The host will greet guests on arrival

Access methods

Host will greet you

Pets

Pets not allowed

Children and extra beds

Children are welcome

Payment types at the property

Important information

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card, debit card or cash deposit may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
This property accepts credit cards

We should mention

This property does not have any lifts
This property's policy is to refuse certain bookings for the purpose of group events or parties, including stag and hen parties

Property is also known as

Llwyn Guest House
Llwyn Onn
Llwyn Onn Guest House
Llwyn Onn Guest House Merthyr Tydfil
Llwyn Onn Merthyr Tydfil
Llwyn Onn Guest House Guesthouse Merthyr Tydfil
Llwyn Onn Guest House Guesthouse
Llwyn Onn Guest House Guesthouse Merthyr Tydfil
Llwyn Onn Guest House Guesthouse
Llwyn Onn Guest House Merthyr Tydfil
Guesthouse Llwyn Onn Guest House Merthyr Tydfil
Merthyr Tydfil Llwyn Onn Guest House Guesthouse
Guesthouse Llwyn Onn Guest House
Llwyn Onn House Merthyr Tydfil
Llwyn Onn Merthyr Tydfil
Llwyn Onn Guest House Guesthouse
Llwyn Onn Guest House Merthyr Tydfil
Llwyn Onn Guest House Guesthouse Merthyr Tydfil

Frequently asked questions

Is Llwyn Onn Guest House pet-friendly?

No, pets are not allowed at this property.

How much does it cost to stay at Llwyn Onn Guest House?

As of 4 Oct 2025, prices found for a 1-night stay for 2 adults at Llwyn Onn Guest House on 5 Oct 2025 start from ฿3,560.72, excluding taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

How much is parking at Llwyn Onn Guest House?

Self-parking is free at this property.

What time is check-in at Llwyn Onn Guest House?

Check-in start time: 4:00 PM; check-in end time: 8:00 PM.

What time is check-out at Llwyn Onn Guest House?

Checkout is at 10:30 AM.

Where is Llwyn Onn Guest House located?

Situated in Merthyr Tydfil, this eco-certified guesthouse is 1.7 mi (2.7 km) from Garwnant Visitor Centre and 1.9 mi (3.1 km) from Brecon Beacons National Park. Cyfarthfa Park and Museum and Joseph Parry's Cottage are also within 6 miles (10 km).

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