MainStay Suites Salt Lake City Fort Union offers free WiFi, an exercise room, and guest laundry facilities. Guests rooms feature a fully equipped kitchen, premium cable channels, flat-screen TV, coffee maker and separate work desk. We are 13 miles south of downtown Salt Lake City, close to local attractions including The Shops at Fort Union, TopGolf, Snowbird Ski and Summer Resort, Big Cottonwood Canyon and Temple Square. Plus, with every stay, you can earn points toward free nights, gift cards and more with our Choice Privileges Rewards program. Pets allowed-No Cats 10. 00 USD per pet, per night. Max 75 lbs, 2 pets per room. 50. 00 USD non-refundable deposit for pets per stay.