Onyx Hotel, A Kimpton Hotel

4* out of 5 stars

Embrace sparkling style and lush surroundings at this luxury hotel in downtown Boston. Located right in the centre of an iconic area of the city, Onyx Hotel, A Kimpton Hotel, is a boutique gem offering guests deluxe personalised service and assiduously designed furnishings.

The property boasts 112 expansive guestrooms and suites and includes complimentary high-speed internet access, eco-friendly services and amenities and access to all the wonderful sites that Boston has to offer. The hotel also features a state of the art fitness centre, open to guests around-the-clock and invigorating in-room spa treatments.

It wouldn’t be a Kimpton hotel it if didn’t cater for everyone and that includes both kids and animals. On arrival each child is greeted with a Kimpton Kids welcome gift, a list of kid friendly activities in the area and child sized animal print robes available for loan or purchase. Members of the animal kingdom can make use of the dog-walking services, animal cookies and clean-up bags. A number of pets of all shapes and sizes are allowed on the property at no extra charge.

This 4-star Kimpton hotel also offers guests the use of deluxe meeting rooms and will also provide the perfect place to host a wedding or any social occasion.

Please note: This hotel charges a resort fee of $23 per room, per night, payable locally. 



King Deluxe Room

Classic Bostonian elements abound in this 280 sq ft non-smoking room, which features one king bed with luxurious bed linens and a down comforter. Luxury persists with Bigelow bath amenities and an honor bar fully stocked with scrumptious local Boston treats. Keeping you connected are an iHome Sound System and 46 inch HD flat screen TV, and creature comforts like our signature Kimpton animal print bathrobe, a full-length mirror, iron and ironing board, hairdryer and Gaiam yoga mat assure maximum coziness.

Double Deluxe Room

Double your sleeping pleasure with this just-renovated 280 sq ft guestroom featuring two double beds, luxurious bed linens and a down comforter. Enjoy music or movies with an iHome Sound System and 46 inch HD flat screen TV, and keep your wellness levels in check with our Gaiam yoga mat and honor bar, fully loaded with local Boston goodies. This non-smoking room also a full-length mirror and hairdryer, plus Bigelow bath amenities.

King Premier Room

You don't have to be royal to relax in this 325 sq ft guestroom with one king bed, located on the Penthouse Level. Conjuring up a modern gentleman's quarter, Sherlock Holmes-inspired art compliments cool grays and shocking reds. The King Premier is fitted with an iHome Sound System and 46 inch HD flat screen TV, plus a fully stocked honor bar with a selection of local Boston delights. And for your convenience, these non-smoking rooms also have a full-length mirror, hairdryer, Gaiam yoga mat, and signature Kimpton robe.


  • Accessible rooms & facilities
  • Gym
  • Spa
  • Wi-Fi


Food & Drink

The Ruby Room

If you've never been mesmerized by a restaurant, just remember there's a first time for everything. It's impossible not to be drawn into the vibrant Ruby Room décor: lush, curvy lines, artful lighting, a sensuous curved burl wood wall and pulsating red everywhere else. Conduct business, unwind with a libation, share a tantalizing appetizer or delight in an amazing meal-The Ruby Room is a dining experience you won't want to end.