Get Up to 52% Off + 15% Discount Spa Treatments Grand Sirenis Matlali Hills Resort & Spa, Mexico. Plan your winter escape from the snow and cold ahead of time at Grand Sirenis Matlali Hills Resort & Spa! Located in Riviera Nayarit, Mexico our breathtaking property is only 45 minutes from Puerto Vallarta, nestled in the hills overlooking Banderas Bay. This boutique style resort boasts a newly renovated Adult only section with 117 Tropical View Junior Suites. This quiet ambiance is the perfect place for couples or a group of friends to treat themselves with a relaxing getaway in one of the most popular new destinations. Book your stay at Grand Sirenis Matlali Hills Resort & Spa Riviera Nayarit through our website for stays from February 1 to March 31, 2018 and enjoy all- inclusive prices starting at $142.5 per person, per night ($285 room for two/ per night). 15% discount on Spa treatments. Basket of fruit and bottle of cava in room on arrival. Free Late Check-out (according to availability). Special offer valid until February 28, 2018. Book Now.