SPECIAL OFFER - Old Byre Cottage near Harlech - @ Friday 8th February to Friday 22nd February, 7 nights for £317 (15% off the Half Term Weeks).
SPECIAL OFFER - Sparrows, Blaenau Ffestiniog - @ Half Term Week for only £300 Snowdonia, Zip World, Mountain Biking and Walking all on your doorstep.
SPECIAL OFFER - Beachside Bungalow nr Harlech - @ Cancellation Offer 20th of April reduced to £567
SPECIAL OFFER - Beach Chalet, Caernarfon Bay - @ Half Term Special Offer Saturday 23rd February - Saturday 2nd March Now only £299
SPECIAL OFFER - Captain's Beach House, Aberdesach - @ Book a weekend getaway at this incredible seafront Captain's Beach House from Friday 18th to Monday 21st of October for just £599!
SPECIAL OFFER - Cae Canol Bach, Ffestiniog Valley - @ 6 nights for the 5 night price discount on February Half Term discount - the 16th-22nd of February (Sat-Fri) is now £317!
SPECIAL OFFER - Castle Cliff Cottage, Harlech - @ 7 nights for the price of 5! Saturday 2nd March - Saturday 9th March Now only £276
SPECIAL OFFER - Sailing Home, Porthmadog - @ Monday 4th March to 10am Friday 8th March, 4 nights for price of 3, reduced to £282.
SPECIAL OFFER - Prysor Cottage, Heart of Snowdonia - @ Wednesday 11th to Saturday 14th of September is now available for £354
SPECIAL OFFER - Pump Cottage, Borth y Gest - @ 5 Nights for the Price of 4 Nights! Now only £320


 Croeso i Gwyliau STS! | Welcome to STS Holidays!



Snowdonia Tourist Services Ltd - or STS Holidays - are a well established holiday letting agency with a Welsh Assembly Government (WAG) Accredited Agency status.

All 160+ of our self catering properties have been inspected by the WAG Visit Wales inspector. Our 'hand picked' selection of holiday cottages, apartments, chalets and detached farmhouses have been 'approved' and offer guests comfortable holiday accommodation which are accurately described in our brochure and here on our website.

Local staff members are on hand to help you make the right decision of where to stay and are also available to help when you arrive, just in case anything isn't quite right.

We hope you enjoy our website - make sure you try our Interactive Maps, check out our Access Statements for detailed layout information and take a look at the 3D Tours of our properties.

If you have any questions which aren't in the Frequently Asked Questions list, then please Contact Us and we'll get a reply to you as soon as we can.


Mae Gwasanaeth Ymwelwyr Eryri - neu Gwyliau STS - yn asiantaeth gosod eiddo gwyliau wedi sefydlu ers dros 40 mlynedd, gyda statws Asiantaeth Ardystiedig gan Lywodraeth Cymru.

Mae pob un o'n 160+ eiddo hynan-ddarparu wedi cael ei arolygu gan Arolygwr Croeso Cymru o Lywodraeth Cymru. Mae ein dewis o fythynod, fflatiau, chalet a tai fferm i'w gosod wedi cael ei cymeradwyo ac yn cynnig llety gwyliau cyfforddus i westai sydd yn cael eu disgrifio yn gywir yn ein llyfryn ac yma ar ein wefan.

Mae aelodadu staff lleol ar gael i helpu chi wneud y penderfyniad cywir wrth ddewis lle i aros ac hefyd ar gael i helpu pan ydych yn cyrraedd, rhag ofn fod rhywbeth ddim cweit yn iawn.

Gobeithiwn i chi fwynhau ein wefan - gwnewch yn siwr i drio'r Map Rhyngweithiol, darllen ein Datganiadau Mynediad ar gyfer gwybodaeth o gynllun yr eiddo a hefyd edrych ar y Teithiau 3D o'r eiddo.

Os oes ganddoch unrhyw gwestiynnau sydd ddim yn rhestr ein Cwestiynau Cyffredin, yna Cysylltwch  Ni yma a chewch ymateb cyn gynted ac y gallwn.

Our Blog

Click below to have a look at our brand new blog!


We update it regularly with all news, updates and activities at STS HQ and in Snowdonia.


"It was one of the easiest and quickest processes I have used for some considerable time. Service is excellent - highly recommended!"
Mr. Alan Webb, 
stayed at 3137

"We would like to thank you for all the help & assistance you gave us, and all your personal kindness. We so appreciate it and would always recommend STS to our friends"
Goulden family, stayed at 1041

"I've been using this company for 15+ years and I highly recommend them. The staff are all friendly, efficient and go out of their way to help. All in all, a first class service!"
Mrs Rider, stayed at 1080

"STS Holidays are a professionally run agency that promote an excellent standard of service to their customers. Its staff have extensive knowledge of its portfolio and local areas. Customer care and efficiency is at the fore-front of this pro-active company."
Visit Wales