Aloft Boston Seaport
401-403 D Street
Boston, MA, 02210
United States
Direct Telephone:  +1-617-530-1600  
Toll Free Reservations (US and Canada):  866-716-8143
Fax:  +1-617-530-1619
Hotel website:
Group Reservations Link:

Hotel Reservation Deadline: June 14, 2016



The Aloft Boston Seaport is located in the thriving Seaport district, close to the best of Boston, and minutes from Logan Airport. The hotel is located 0.2 miles (a 3 minute walk) from the Westin Boston Waterfront. 



SIAM is holding a block of rooms at The Westin Boston Waterfront. These rooms are being held on a first-come, first-served basis at the following discounted rates. Please be aware the room block fills quickly, so we suggest you make your hotel and travel plans early.

The group rate is guaranteed until the cutoff date or until the room block is full.  If rooms are available after the cutoff date, they will be offered at the best available rate.

Reservation Deadline – June 14, 2016 (or until the room block is filled)

Single/Double *             $219.00 per night plus 14.5% tax

Room rates include complimentary Internet access.
All rooms based on availability.
All rates are subject to state and local occupancy taxes.
* Additional fees may apply to triple and quad occupancy.

Reservations are not confirmed until acknowledged in writing by the hotel or verified by phone. Be sure to get a confirmation number from the hotel and be prepared to provide that number to the front desk clerk upon check-in at the hotel. Be sure to get a confirmation number.

When making reservations, be sure to reference SIAM. In order to receive the SIAM group rate, please make your reservations using the above group reservation link or by calling 866-716-8143 (USA and Canada) or +1-617-530-1600.

Do not make your reservation online using the hotel’s general web site, as this will not allow you to obtain the SIAM group rate. Be sure to use the group link if making reservations online.

Remember to get your confirmation number!



If you need to change or cancel your reservation, you must contact the hotel prior to 6:00 PM on the scheduled arrival date to avoid a cancellation fee.  You can contact the hotel at 866-716-8143 (USA and Canada) or +1-617-530-1600. Remember to get a cancellation number!


Check-In and Check-Out

Check-in time is 12:00 PM and check-out time is 3:00 PM.



The Aloft Boston Seaport requires a credit card to confirm and guarantee your reservation. The hotel will send out e-mail confirmations upon request.


Health Facilities

Hotel guests will have complimentary use of the fitness center in the Aloft Boston Seaport.



Posted rates apply.


Telephone Messages

The hotel operator can be reached at +1-617-530-1600. Telephone messages can be left in guest rooms for guests staying in the hotel.


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