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Siam Ballroom

Bangkok, Thailand, Thailand

  • 250+ guests
  • 4.6

About Siam Ballroom

Ballroom/Banquet
Space Type
Hotel
Property Type
4.6
Rating
250+
Max Capacity
2,260 sq.ft.
Area
66.6 × 33.8 × 20.7 ft
Dimensions (L × B × H)

The Siam Ballroom at Lancaster Bangkok

The Siam Ballroom is Lancaster Bangkok's flagship event space, positioned within a contemporary hotel property in the Huai Khwang district of Bangkok. The ballroom carries a refined, modern character that adapts to a wide range of event formats — from grand wedding receptions and gala dinners to corporate conferences, product launches, and private celebrations. Its design reflects the polished, international sensibility that defines Lancaster Bangkok as a whole, offering guests a setting that feels equally at home for a black-tie affair and a structured business gathering.

The space is served by the hotel's professional events team, who coordinate every element of a function from initial planning through to execution. The Lancaster Bangkok property itself combines hotel accommodation with dedicated event facilities, giving organisers and their guests the convenience of holding a multi-day event entirely under one roof — a practical advantage for conferences that span several days or weddings with out-of-town guests.

Events & Occasions

The Siam Ballroom is suited to the full spectrum of social and corporate events. Wedding receptions and traditional Thai wedding ceremonies are a natural fit, given the ballroom's scale and the hotel's capacity to accommodate overnight guests. Corporate planners find the space equally well-configured for annual general meetings, leadership summits, product presentations, and training programmes. Social celebrations — milestone birthdays, anniversary dinners, and festive parties — also make regular use of the venue.

The hotel's in-house culinary team supports events with banquet-style catering, and the events department can coordinate audio-visual equipment, staging, and décor to match the theme and tone of each occasion. Whether an organiser arrives with a fully detailed brief or is looking for guidance from the outset, the Siam Ballroom's events staff are positioned to assist at every stage of the planning process.

Location & Accessibility

Lancaster Bangkok sits in Huai Khwang, a district on the northern edge of central Bangkok that offers good connectivity across the city. The area is served by the MRT (Bangkok's underground rail network), making the hotel reachable without reliance on road transport — a meaningful advantage in a city where traffic can be unpredictable, especially for guests travelling from Bangkok's central business districts or from Suvarnabhumi and Don Mueang airports. The Huai Khwang neighbourhood has developed into a lively, mixed-use area with a strong dining and hospitality presence, adding practical options for guests exploring the city around their event.

For delegates or wedding guests flying in, the hotel's location provides a workable base from which to experience Bangkok while remaining accessible to event venues and transport hubs. Organisers can discuss airport transfer arrangements and group room-block reservations with the hotel team directly, consolidating logistics ahead of the event day.

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50 guests max646 sq.ft.26.2 × 24 × 9.8 ft
Lancaster V

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50 guests max646 sq.ft.26.2 × 24 × 9.8 ft
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50 guests max646 sq.ft.26.9 × 25.6 × 9.8 ft
Lancaster IV

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21 guests max646 sq.ft.26.9 × 24 × 9.8 ft
Lancaster VII

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132 guests max645 sq.ft.27.6 × 24 × 9.8 ft
Lancaster I

Lancaster I

48 guests max538 sq.ft.20.3 × 25.6 × 9.8 ft

Amenities & Services

24 Hour Room ServiceAccessible PropertyAccommodationAir Conditioned SpacesAudiovisual Equipment AvailableBar & LoungeConciergeCurrency ExchangeEvent SpaceFitness CentreHousekeepingIn-house Catering AvailableInternet Lease Line AvailableLaundry ServiceMinibar FacilityOn-premise Parking AvailableRestaurantSecurity

Lancaster Bangkok Distance From

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Frequently Asked Questions

The Siam Ballroom is designed to accommodate a broad range of occasions, including wedding receptions, traditional Thai wedding ceremonies, corporate conferences, product launches, gala dinners, and private celebrations such as milestone birthdays and anniversary dinners. The hotel's events team can tailor the setup and services to suit both social and corporate formats. Prospective organisers are encouraged to contact the events department to discuss specific requirements.

Yes, the Siam Ballroom at Lancaster Bangkok is positioned to host traditional Thai wedding ceremonies as well as contemporary wedding receptions. The hotel's in-house events team can assist with planning the ceremonial aspects alongside the reception programme. Couples should speak with the wedding coordinator directly to confirm available packages and customisation options.

Specific capacity figures for the Siam Ballroom depend on the seating configuration chosen — theatre, banquet, classroom, and cocktail-style layouts each accommodate different guest numbers. The events team at Lancaster Bangkok can provide exact figures for each configuration upon enquiry. It is recommended to contact the hotel directly to confirm which setup best suits your planned headcount.

Lancaster Bangkok is a hotel property, so overnight accommodation is available on-site for event guests and delegates. This is particularly convenient for multi-day conferences or weddings with out-of-town guests, as attendees can stay, dine, and attend the event entirely under one roof. Group room-block arrangements can be discussed with the hotel team when booking the Siam Ballroom.

Lancaster Bangkok is located in Huai Khwang, a district served by the MRT underground rail network, which connects the hotel to Bangkok's central business districts and other key areas of the city. This makes the Siam Ballroom a practical choice for events where guests are travelling from across Bangkok without relying on road transport. The nearest MRT station and exact walking distance should be confirmed with the hotel directly.

Lancaster Bangkok's Huai Khwang location places it within reasonable distance of both Suvarnabhumi International Airport and Don Mueang International Airport, making it accessible for guests arriving by air. Travel times will vary depending on traffic conditions, which can be significant in Bangkok. The hotel's team can advise on recommended transfer options and approximate journey times upon enquiry.

Lancaster Bangkok's culinary team provides in-house catering for events in the Siam Ballroom, including banquet-style menus suited to weddings, gala dinners, and corporate functions. Menu options, dietary accommodations, and food and beverage packages can be discussed with the events team during the planning process. Specific menu offerings and pricing should be requested directly from the hotel.

The Siam Ballroom can be set up with audio-visual equipment to support presentations, live speeches, and entertainment, as is standard for a hotel ballroom of this type. The hotel's events team coordinates AV arrangements as part of the event planning process. Organisers with specific technical requirements — such as staging, LED screens, or professional sound systems — should discuss these with the team in advance to confirm availability.

The Siam Ballroom is well-suited to corporate events including conferences, annual general meetings, leadership summits, training programmes, and product presentations. The hotel's events team can configure the space and coordinate supporting services such as catering, AV, and breakout arrangements. Lancaster Bangkok's on-site accommodation also makes it a practical venue for multi-day corporate programmes.

Many hotel ballrooms permit external florists, decorators, and entertainment vendors, though policies on outside suppliers vary by property. Lancaster Bangkok's events team should be consulted directly to understand which vendor categories are welcomed and whether any in-house décor or styling services are available. Confirming this early in the planning process helps avoid last-minute complications.

Hotel properties in Bangkok typically provide on-site or nearby parking for guests, though the specifics of capacity and any associated charges will vary. Given the Siam Ballroom's accessibility via the MRT, some guests may prefer to arrive by rail rather than car. Parking arrangements and any validation options for event guests should be confirmed with Lancaster Bangkok's front office or events team.

Availability and pricing for the Siam Ballroom can be requested by contacting Lancaster Bangkok's events team directly through the hotel's official website at lancasterbangkok.com. Providing details such as your preferred dates, expected guest count, and event type will help the team prepare a relevant proposal. Early enquiry is advisable, particularly for popular dates during Bangkok's event season.

Booking and cancellation terms for the Siam Ballroom are set by Lancaster Bangkok and can vary depending on the event type, date, and package selected. Organisers should request the full terms and conditions from the events team before confirming a reservation. Reviewing deposit requirements, cancellation windows, and force majeure provisions is recommended before signing any agreement.

The Huai Khwang neighbourhood, where Lancaster Bangkok is located, has developed into a lively mixed-use area with a strong dining and hospitality presence. Guests attending events at the Siam Ballroom have practical options for exploring the city before or after their function. The district's connectivity via the MRT also makes it straightforward to access other parts of Bangkok.

Many hotel ballrooms offer flexible partitioning options to create smaller breakout sections or to open up additional capacity for large-scale events. Whether the Siam Ballroom supports such configurations, and whether it can be paired with adjacent event spaces at Lancaster Bangkok, should be confirmed with the events team. Sharing a floor plan and attendee breakdown when enquiring will help the team recommend the most suitable layout.

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