Sheraton Portsmouth Harborside Hotel

250 Market Street  • Portsmouth, New Hampshire 03801 • United States •  Map • Contact Us • Phone: (1)(603) 431-2300 • Reservations: (866) 716-8134  • Sheraton Portsmouth Harborside Hotel

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Redeem Starpoints

Portsmouth Hotel Deals

At Sheraton Portsmouth we invite you to connect with the people who are important to you. Located in the heart of the historic district, we are conveniently located near a variety of great things to do in Portsmouth.

Simply looking for our Best Available Rates? Click here to book our best available rates.

A holiday gift. From us to you.

Stay with us over the holidays and let us treat you to a holiday gift. Book your stay and enjoy:

  • One amenity of your choice at check-in including: 
    • Food and beverage credit ($20 daily value)
    • Complimentary parking ($15 daily value)
  • Rates from $150
  • Offer is valid November 23 - 27 and December 21 - December 30

Book online, or call 866-716-8134 and reference rate plan HOLIDAY. Rate is fully pre-paid and non-refundable. One day advanced purchase is required.


Exclusive AAA Member Rates

Enjoy more, pay less with great rates for AAA Members only.

Enjoy up to 15% off our best available rate 

AAA rates plus daily breakfast 

Seacoast Winter Brew Fest Package

Stay with us during Portsmouth Gas Light's Brew Fest on Saturday, February 21, 2015 and sample over 50 beers on tap from 25+ breweries. Book early and enjoy:

  • Entry for two to the Gas Light's Brew Fest, two sessions available ($100 value)
  • Accommodations for two
  • Complimentary valet parking
  • A craft beer amenity upon arrival
  • Swag bag and $10 Gas Light Promo Card

Book online, or call 866-716-8134 and reference rate code BREWFEST.

Session 1 is 12:00-3:00 and Session 2 is 4:00-7:00. Email to secure your entry time.


Special Rates for Local Residents

Looking for a local escape? Discover exclusive Resident Rates of up to 10% off.

  • New England residents from ME, VT, NH, MA, RI and CT 
  • Tri-state area residents from NY and NJ
  • And now available to all Canadian residents
  • Offer valid seven days a week

Book online, or call 866-716-8134 and reference rate plan RESFLOAT. Guests must present a valid form of ID at check-in.


Breakfast Plus Up To 35% Off

Special perks for Starwood Preferred Guest® members:

  • 35%* off stays Thursday – Sunday
  • Daily continental breakfast for two in the hotel restaurant

Book online, or call 866-716-8134 and ask for rate plan SPG35B. Blackout dates apply.

Not a SPG® Member? Join today and discover just how rewarding membership can be.

*35% discount is taken off of RACK rates.


The Kittery Outlets - Shop & Stay

Plan your shopping trip to one of New England's largest shopping destinations and enjoy:

  • $50 Visa gift card
  • $25 food and beverage credit to use at Two-Fifty Market or Riverwatch Lounge
  • Valid all days of the week

Book online, or call 866-716-8134 and mention promo code LNC.


Pay Rates Equal to Your Birth Year

Get your second night at rates equal to your birth year. Happy birth year to you.

  • First night: from $119
  • Second night: rate equals your birth year (Born in 1968? Pay $68.)
  • Rates will be confirmed at check-in upon presentation of valid ID.

Book online or call 866-716-8134 and mention code NBR.