8.8
Very good
Based on 2 reviews
DONEGALL QUAY, BT1 3FE Belfast

DONEGALL QUAY, BT1 3FE Belfast
AC Hotels by Marriott Belfast offers contemporary accommodation with scenic views and signature amenities, distinctive dining inspired by a Michelin-starred chef, a fitness centre and versatile event space for meetings and events in Northern Ireland. An urban retreat in an exceptional waterfront location, AC Hotel Belfast by Marriott is a scenic haven in a colourful travel destination in Northern Ireland. Experience effortless relaxation in beautifully appointed accommodation in Belfast with refined design elements, thoughtful touches of luxury, glass-enclosed double showers, 49-inch Smart TVs and inspiring views of the Titanic Quarter and Belfast Hills. Thrill your palate with incredible Mediterranean food at our riverside restaurant, Novelli at City Quays, ran by multi-Michelin-starred chef Jean Christophe Novelli. Explore celebrated local tourist sites by foot, including Titanic Belfast, City Hall, Ulster Museum, ICC Belfast, SSE Arena, Victoria Square and the beautiful Stranmillis University College. Host flawless meetings and social gatherings in sophisticated event space, enhanced by expert planners and custom catering. Built with a designers' eye, AC Hotels by Marriott Belfast is a sophisticated haven that will elevate your experience in Ireland.
With easy access from all major roads and 2.6 miles to Belfast City Airport, the hotel is on the river at City Quays with views to Titanic Quarter and a 5-minute walk to Cathedral Quarter, Belfast’s social and culture hub and gateway to the city centre.
The hotel has undergone a self-inspection regarding its enhanced protective measures.
Earliest check-in
03:00 PM
Latest check-out
12:00 PM
This hotel measures and reports its environmental footprint - including carbon, water and waste through the HRS Green Stay assessment based on the Sustainable Hospitality Alliance's HCMI and HWMI methodologies. The grades below reflect the hotel’s performance per occupied room night, measured against Green Stay’s thresholds for its regions.
The Green Stay indicator reflects reported data from hotels; it is not an environmental certification.
Carbon dioxide
B
11 kg CO2 / night
Water
B
270 liter / night
Waste
C
0.68 kg / night
Figures reflect data reported by the hotel for 2025.
Calculations include Scope 1, 2 and Partial Scope 3. They exclude upstream supply chain (Scope 3.2-3.14) and are not a full life cycle assessment (LCA). HRS performs plausibility and anomaly checks and does not independently verify or audit sustainability data provided by the hotels.
Sustainability Programs
Serve 6622