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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 give you an additional 10% off your stay.

*Terms and conditions apply

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Our exclusive lounge for business travellers.

Ideal for corporate travellers desiring the utmost in convenience, as well as leisure guests seeking extra luxuries, the Kasara Executive Lounge at our Bangkok business hotel features a variety of privileges, from express check-in and check-out to complimentary use of private meeting rooms.

A perfect haven to mix business with pleasure, the lounge at Anantara Siam Bangkok Hotel also offers dining options with a changing variety throughout the day.

Kasara Executive privileges are available exclusively to guests staying in the hotel’s suite categories or Garden Terrace Rooms.


  • Breakfast

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

  • Snacks and Refreshments
    6.00 am – 11.00 pm
  • Canapés and Drinks

    5.00 pm – 10.30 pm (canapés finish at 8.00 pm)


Kasara 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 at Madison 
  • 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
  • Premium in-room WiFi
  • Use of business centre facilities from 6.00 am to 11.00 pm
  • 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 meal in the lounge (fees apply). Kasara members are welcome to invite guests for breakfast and evening canapés for a fee, and cocktails at menu prices.

*Foreign currency conversions are given as guidance only and are non-binding. Only the currency confirmed at time of booking is guaranteed.


Anantara Siam Bangkok Hotel
Anantara Reservations Team
GDS Codes
Chain Code: OH | Amadeus: BKK710 | Galileo: 16710 | Sabre: 885 | Worldspan: 885 | Pegasus: 75130