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Llwyn Onn Guest House

4.0 star property

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Photo gallery for Llwyn Onn Guest House

Exterior
Exterior
Miscellaneous
Exterior
Lounge

Reviews

8.8 out of 10
Excellent

Popular amenities

  • Parking included
  • Business services
$131
$109 nightly
$131 total
Total with taxes and fees
Jan 12 - Jan 13, 2026

Explore the area

View in a map
Llwyn Onn, Cwmtaf, Merthyr Tydfil, Wales, CF48 2HT
  • Place, Brecon Beacons National Park
    ‪1 min walk‬
  • Place, Garwnant Visitor Centre
    ‪2 min drive‬
  • Place, Principality Stadium
    ‪42 min drive‬
  • Airport, Cardiff (CWL-Cardiff Intl.)
    ‪51 min drive‬

Room options

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 Twin Beds, Ensuite

Executive Twin Room, 2 Twin Beds, Ensuite

Executive Twin Room, 2 Twin Beds, Ensuite

9.4 out of 10
Exceptional
(3 reviews)
  • Sleeps 2
  • 2 Twin 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)
  • 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)
  • Sleeps 2
  • 1 Double Bed

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About the neighborhood

Merthyr Tydfil

With a stay at Llwyn Onn Guest House in Merthyr Tydfil, you'll be within a 5-minute drive of Brecon Beacons National Park and Garwnant Visitor Centre. .This guesthouse is 3.4 mi (5.4 km) from Cyfarthfa Park and Museum and 4 mi (6.5 km) from Joseph Parry's Cottage.
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What's nearby

  • Brecon Beacons National Park - 1 min walk - 0.0 miles
  • Garwnant Visitor Centre - 2 min drive - 1.7 miles
  • Cardiff Castle - 41 min drive - 32.1 miles
  • Principality Stadium - 42 min drive - 32.5 miles
  • Cardiff Bay - 44 min drive - 33.3 miles

Getting around

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

Restaurants

  • ‪Mango House - ‬5 min drive
  • ‪McDonald's - ‬6 min drive
  • ‪Park View - ‬7 min drive
  • ‪The Aberglais - ‬8 min drive
  • ‪Holvey’s Cafe - ‬8 min drive

About this property

Llwyn Onn Guest House

Guesthouse with free breakfast, near Brecon Beacons National Park
Llwyn Onn Guest House offers 11 accommodations.
The recreational activities listed below are available either on site or nearby; fees may apply.
Make yourself at home in one of the 11 guestrooms.
This smoke-free guesthouse features mountain biking nearby.
A complimentary breakfast is included.
Free self parking is available onsite.
A complimentary breakfast is offered.

Awards and affiliations

Eco-Certified Property
This property participates in Green Tourism Program, a program that measures the property's impact on one or more of the following: environment, community, cultural-heritage, the local economy.

Property amenities

Internet

  • Available in some public areas: WiFi (surcharge)

Parking and transportation

  • 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 elevator

More

  • Smoking not allowed

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
Information provided by the property may be translated using automated translation tools

Access methods

Host will greet you

Pets

Pets not allowed

Children and extra beds

Children are welcome

Property payment types

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 elevators
This property's policy is to refuse certain bookings for the purpose of group events or parties, including pre-wedding stag/bachelor and hen/bachelorette 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