Best Rate Guarantee

Last time you looked at

Quick Book Here

##hotel## on ##checkin## for ##nights## night(s)

Check Rate & Availability

Find other GHA properties
(0-12 yrs)
Have a code?
X Global Hotel Alliance

Enjoy experiences worldwide with Anantara's partners in the Global Hotel Alliance,
a collection of more than 500 hotels across 76 countries.

Find Anantara properties

Best Rate Guarantee

Put your mind – and wallet – at ease. Book directly with us to enjoy the best rate on every reservation.

If you find a lower rate within 24 hours of making a booking, we will be happy to match the rate and gift you an additional 10% discount on your stay.*

*Terms and conditions apply

Claim now

Contact Us

Siam Bangkok, Thailand

Tel: +66 2 126 8866

For room reservations:

For Thailand reservations please contact:

+66 2 365 9110 or 
(English, Chinese and Thai only)

Anantara Resorts is proud to be affiliated with

Haute Grandeur Global Hotel and Spa Awards Green Growth 2050 - Gold Level
TripAdvisor Certificate of Excellence 2017 2017 Conde Nast Traveler Readers' Choice Awards
Condé Nast Johansens Virtuoso
Travel Expert's Choice Tripadvisor Certificate of Excellence Award 2016

Kasara Executive Lounge

Ideal for corporate travellers, the Kasara Executive Lounge at our business hotel in Bangkok features everything from complimentary use of private meeting rooms to a 24 hour business centre. A perfect haven to mix business with pleasure, this exclusive lounge also offers dining options and use of the fitness centre too.

Opening Time: Daily from 6.00 am – 11.00 pm

Monday to Friday: 6.00 am – 10.30 am
Saturday and Sunday: 6.00 am – 11.00 am

Snacks and refreshments:
Every Day: 6.00 am – 11.00 pm

Cocktails and Hors d'oeuvres:
Every Day: 5.00 pm – 8.00 pm

Kasara Executive Lounge guests enjoy the following services and amenities:

  • Express check-in and check-out at the Kasara Executive Lounge
  • Daily buffet breakfast at the Kasara Executive Lounge or Madison Restaurant
  • Welcome tea upon arrival
  • Coffee and tea with wake-up call
  • Canapés in the evening from 5.00 pm to 8.00 pm
  • All day snacks and refreshments
  • Complimentary use of one of our three private meeting rooms for one hour per stay (THB 1,000 for each additional hour)
  • Unlimited garment pressing
  • Unlimited local telephone calls and no surcharge for credit card access calls
  • Exclusive room registration in the Kasara Executive Lounge
  • 24 hour use of business centre facilities
  • In-room premium internet access
  • 24 hour use of the fitness centre and pool facilities
  • Access to an extensive library with the latest periodicals, newspapers and reference materials

A full menu is also available for guests who wish to enjoy a complete meal in the lounge (fees apply). Kasara Executive Lounge members are welcome to invite guests for breakfast and evening canapés for a fee and cocktails at menu prices.

Special Offers

Cool Down with Kaow Chae

Cool Down with Kaow Chae

Relish on a dish traditionally made for royalty in Thailand. This cooling treat is prepared in jasmine-scented water with six delectable side dishes. learn more

Experience Anantara



Stay connected with a complimentary Handy smartphone in every room. Use it in and out of the hotel for unlimited calls, texts and internet. Explore with ease.

Sign up for newsletter

Anantara Siam Bangkok Hotel

155 Rajadamri Road,
Bangkok 10330 Thailand
Tel: +66 2 126 8866
Fax: +66 2 253 9195

Anantara Siam Bangkok, Thailand Sitemap
For Travel Agents

please call Toll Free: 1 844 MINOR24 (1 844 646 6724)
24 hours, Monday to Friday


Check Rate & Availability

Your Selection

Best Rate Guarantee
(0-12 yrs)
Have a code?