Welcome to Opium Spa, a sanctuary where time slows and the senses awaken. Inspired by ancient healing traditions and refined by contemporary wellness philosophies, each experience is curated to restore harmony to body, mind, and spirit.

Set in opulent surrounds and intimately private, Opium Spa provides a haven for renewal and inspiration for lifestyle change.

Special Offers

Most Popular !!! The Siam's Signature Massage

• The Siam's Signature 75 minutes I 3,500 net THB (normal price 5,400 THB)
• Pain Relief 90 minutes I 4,500 net THB (normal price 6,500 THB)

New !!! Exclusive Facial Treatment

• Monte Carlo Miracle Facial 60 minutes I 4,500 net THB (normal price 6,500 THB)
• Bespoke Super-Lift Facial 90 minutes I 8,300 net THB (normal price 12,900 THB)

Enjoy the following exclusive benefits during your spa experience

• Enjoy complimentary access to the steam and sauna rooms, experience shower, and relaxation area (Opium Den) before or after your treatment.
• The Siam welcome drink.
• Complimentary shuttle boat service.
• Complimentary parking.

Terms & Conditions

• This offer cannot be combined with other promotions.
• Spa offer available from now - 31 March 2026, 10:00 - 20:00 hrs.
• 24 Hours advance reservations required and subject to availability and blackout dates. Please call +66(0) 2206 6999 or email [email protected]