Source: Willow Stream Spa at The Fairmont Sonoma Mission Inn
Unwind during a spa day at The Fairmont Sonoma Mission Inn's Willow Stream Spa, offering "every amenity you could possibly want" (Fodor's).
Oct. 8, 2014 - May 1, 2015; dates vary by voucher
Source: Preserve Spa at the Napa Valley Marriott Hotel & Spa
"Polished elegance ... awaits" at the Napa Valley Marriott Hotel & Spa (Fodor's). Visit for a day of "luxurious spa treatments" and wine, more than 45% off.
Dec. 1, 2014 - April 19, 2015
Source: Baths at Roman Spa
The Baths at Roman Spa is located at the Roman Spa Hot Springs Resort, rated 4.5 stars from more than 600 TripAdvisor users.
Nov. 1, 2014 - Feb. 28, 2015
Source: The Spa at EuroSpa & Inn
With a "charming atmosphere" (Napa Sonoma Magazine) and poolside views of the vineyards and mountains, EuroSpa & Inn offers a variety of spa treatments.
Nov. 14, 2014 - Jan. 31, 2015
Source: Sonoma Holistic Spa
Sonoma Holistic Spa earns a 92% positive rating from Travelzoo subscribers, who called their experiences there "wonderful," "lovely" and "first class."
Sept. 11, 2014 - March 9, 2015; Thursday-Monday