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Llwyn Onn Guest House

9/10724 reviewsMerthyr Tydfil

Scenic Views and Tranquil Setting Enjoy breathtaking views of the Llwyn Onn reservoir from our idyllic guest house located in the heart of the picturesque Brecon Beacons. Award-Winning Accommodation Experience luxury and comfort in our 4-star AA and Welsh Tourist Board awarded guest house, offering 11 modern en-suite bedrooms designed for your relaxation and convenience. Perfect Blend of Business and Leisure Whether you're here for work or relaxation, Llwyn Onn Guest House provides a warm and welcoming atmosphere, ideal for unwinding after a day of exploring the beautiful surroundings. Come and escape to Llwyn Onn Guest House for a memorable stay in the stunning Brecon Beacons.

What this place offers

  • WiFi available
  • Free WiFi
  • Parking
  • Free Parking
  • Non-smoking rooms
  • Heating

Policies & house rules

  • Check-in from 16:00 until 20:00
  • Check-out until 10:30
  • Children welcome
  • Free parking

When booking 4 rooms or more, different policies and additional supplements will apply. All requests for early check-in are subject to approval by the property.This property does not accommodate bachelor(ette) or similar parties. Managed by a private host A deposit may be required at the property.

Available rooms

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724 reviews

Guests liked

  • Friendly staff
  • Great location
  • Excellent breakfast
  • Clean and comfortable rooms

Guests mentioned

  • Limited evening meal options
  • Somewhat outdated common areas

  • Faustina

    GB · family_with_children · Oct 2026

    8/10

    Quiet hidden gem with nice scenery

    Hidden away, very quiet, free parking, easy booking in and out. A nice place to stay overall :)

    Nothing

  • Michael

    GB · couple · Oct 2026

    10/10

    Had a fabulous stay. Welcoming owner/staff. Large breakfast choice cooked to order.

    Very friendly owner and staff. Fabulous choice for breakfast. Clean bedrooms, warm. Refreshment choices perfect. Easy parking right next to the guest house. Would definitely visit again.

    No improvements needed.

  • Charlie

    GB · couple · Oct 2026

    10/10

    Incredibly friendly amazing place to stay.

    The staff are amazing, they looked after us throughout the stay and really made the trip.

  • Bik Sai Bessie

    HK · solo_traveller · Oct 2026

    9/10

  • Christine

    GB · family_with_children · Oct 2026

    9/10

    My sister & I were very comfortable after a long journey

    Lovely location and comfortable beds Staff very helpful & friendly

    No bath wash or shampoo which would have been a nice welcome

Location

Llwyn Onn · Merthyr Tydfil