3401 Gateway BlvdSioux Falls, SD 57106 Phone: +1 605-361-9240Fax: +1 605-361-5419Toll Free: +800-DAYS-INN Hotel E-mailHotel Website Classification 3 Superior Tourist Class Commission Rooms Rates 10% 79 $44-$129 (USD) Hoteliers! Is your information accurate? Update Here Days Inn Sioux Falls Location & Neighborhood I-29 & 41st St @ exit 77 (Empire Mall Area) - 6 MI, 15 min from Regl Joe Foss Field airport.