Mercure Bangkok Siam Ratchathewi

Near Siam Paragon Mall

A stay at Mercure Bangkok Siam Ratchathewi places you in the heart of Bangkok, within a 15-minute walk of Siam Square and Pratunam Market. This hotel is 0.6 mi (1 km) from MBK Center and 0.5 mi (0.9 km) from Platinum Fashion Mall.

Make yourself at home in one of the 184 air-conditioned rooms featuring LCD televisions. Complimentary wireless internet access keeps you connected, and digital programming is available for your entertainment. Bathrooms feature showers with rainfall showerheads and bidets. Conveniences include phones, as well as safes and desks.

Enjoy recreational amenities such as an outdoor pool and a fitness center. Additional amenities at this hotel include complimentary wireless internet access, concierge services, and wedding services.

Enjoy a meal at the restaurant, or stay in and take advantage of the hotel's room service. Relax with a refreshing drink from the poolside bar or one of the 2 bars/lounges. Buffet breakfasts are available daily from 6:30 AM to 10:30 AM for a fee. Children aged 11 and younger eat free breakfast.

Featured amenities include dry cleaning/laundry services, a 24-hour front desk, and multilingual staff. This hotel has 4 meeting rooms available for events. Free self parking is available onsite.

Mercure Bangkok Siam Ratchathewi is in Thanon Phetchaburi, Bangkok, and its property type is Hotel. It is one of 60 stays in Thanon Phetchaburi that can be booked on Ondastay (English property list of Thursday, October 1, 2026). 32 of them have the property type Hotel. 59 other stays in Thanon Phetchaburi are within 1 km of it in a straight line.

• The property takes payment on site in Thai Baht (THB).
• The total (taxes and service fees included), fees paid on site, who sells the stay and the cancellation terms are set out in the Terms of service.

• Elevator
• Fitness facilities
• ATM/banking
• Concierge services
• Fireplace in lobby
• Breakfast available (surcharge)
• Safe-deposit box at front desk
• Multilingual staff
• 24-hour front desk
• Dry cleaning/laundry service
• Meeting rooms
• Smoke-free property
• Wedding services
• Free WiFi
• Number of restaurants· 1
• Number of meeting rooms· 4
• Number of outdoor pools· 1
• Free self parking
• Number of bars/lounges· 2
• Number of poolside bars· 1
• Luggage storage
• Couples/private dining
• Proposal/romance packages available
• Ballroom
• Reception hall
• Health or beauty spa nearby
• Wheelchair accessible (may have limitations)
• Wheelchair-accessible path to elevator
• Change of towels (on request)
• Change of bed sheets (on request)
• Children eat free breakfast· 11

Check-in

2:00 PM – anytimeMinimum check-in age 18

• Extra-person charges may apply and vary depending on property policy
• Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
• Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
• The name on the credit card used at check-in to pay for incidentals must be the primary name on the guestroom reservation
• This property accepts credit cards, debit cards, mobile payments, and cash
• Mobile payment options include: Alipay and WeChat Pay
• This property reserves the right to pre-authorize the guest's credit card prior to arrival.

Front desk staff will greet guests on arrival at the property. The credit card used to book the reservation must be presented by the cardholder at check-in along with matching photo identification. Other arrangements must be coordinated with the property prior to arrival. Information provided by the property may be translated using automated translation tools.

Check-out

12:00 PM

Optional extras

• Fee for buffet breakfast: approximately THB 494 per person
• Rollaway bed fee: THB 1060 per night

The above list may not be comprehensive. Fees and deposits may not include tax and are subject to change.

Know before you go

• No pets and no service animals are allowed at this property.

Accepted at the property

American Express · Diners Club · Discover · JCB International · Mastercard · Visa · Cash · Debit cards · UnionPay · Alipay · WeChat Pay

Languages spoken

Thai · English

Pets

Pets not allowed · Service animals not allowed