Looking for a rejuvenating escape without spending a fortune? Whether you need a weekend break or just a peaceful spa day, the UK is full of affordable spa getaways that offer luxury on a budget. In this guide, we’ve compiled the top 10 spa retreats under £100 that you can book right now, including deals from Wowcher, Groupon, Travelzoo, and more.

1. Champneys Spa Day – Various Locations

From £89 per person
Champneys is a trusted name in the UK spa scene. Their day packages often include access to pools, saunas, gyms, and a healthy lunch. Locations include Tring, Forest Mere, and Henlow.

Why it’s worth it: Renowned facilities, tranquil countryside locations, and healthy food options.

👉 Buy Now on Travelzoo

2. Bannatyne Health Club Spa Day

From £49 with treatment included
Found in most UK cities, Bannatyne clubs offer spa days with massages, facials, or body scrubs included in the price.

Highlights: Affordable, accessible, and great for short notice booking.

👉 Buy Now on Groupon

3. The Spa at The Midland – Manchester

From £99
One of Manchester’s most luxurious hotels offers a discounted mid-week spa experience with thermal suites and a relaxation pool.

Perfect for: Couples or solo travelers looking for city-centre indulgence.

👉 Book via Secret Escapes or Buy on SpaSeekers

4. Macdonald Hotel Spa Experience – Nationwide

From £89
Enjoy access to spa facilities plus a 25-minute treatment. Locations include Bath, Oxford, and Cardiff.

Perks: Includes robes/slippers, weekday discounts, and flexible locations.

👉 Buy Now on SpaBreaks

5. Portsmouth Spa & Afternoon Tea Package

From £59 for two people
This charming spa and tea experience combines pampering with traditional British indulgence.

Bonus: Afternoon tea included – great value for couples or best friends.

👉 Check Deal on Groupon or Buy on Virgin Experience Days

6. Thermae Bath Spa Twilight Package

From £45 per person
Relax in the UK’s only natural thermal spa. The rooftop pool offers stunning views of Bath.

Why go: Famous waters, historic Roman surroundings, and fewer evening crowds.

👉 Buy Direct

7. Celtic Manor Resort Spa Escape – Newport, Wales

From £99 including lunch
Luxury resort offering Elemis treatments, hydrotherapy pools, and a light lunch.

Great for: Celebrations, birthdays, or an upscale mid-week escape.

👉 Check SpaSeekers or Buy on Wowcher

8. The Shrigley Hall Hotel & Spa – Peak District

From £85
Located near the edge of the Peak District, this deal includes spa access and a treatment.

Features: Beautiful grounds, scenic views, and country-style retreat.

👉 Book via SpaBreaks or Secret Escapes

9. London Hilton Spa Experience

From £99 per person
Centrally located spa with advanced beauty treatments and modern facilities. Often includes Prosecco or light lunch.

Good for: Londoners or tourists wanting a luxury city spa break.

👉 Book on Lastminute.com or Wowcher

10. Wowcher Mystery Spa Day Deal

From £49–£89
Don’t know what you’ll get — but that’s the fun! Wowcher’s mystery spa day lets you book at a discount and discover the venue later.

Risk vs Reward: Great for deal hunters who enjoy surprises.

👉 Buy Now on Wowcher

Final Thoughts

Whether you’re looking for a quick pampering session or a full day of spa indulgence, these UK spa getaways under £100 prove you don’t have to overspend to feel rejuvenated. From city centres to countryside retreats, there’s something for everyone.

💡 Tip: Always check availability and what’s included — some packages offer robes, slippers, meals, and treatments, while others may be access-only.