Yeah it's on the 900 but doesn't start til July. I fly between SLC and GEG all the time and saw it on NWA.com in July. It's there! I know it's not official but it's on the website for now.
DL=Delta Air Lines
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Flight Details
Thur, Jul 30 Delta Air Lines 5716 Equipment: CR9
Depart: 7:40 PM Salt Lake City, UT (SLC) Meal: None
Arrive: 8:21 PM Spokane, WA (GEG) Approx. flight miles: 547 Duration: 1 hr 41 min Operated by Mesaba Aviation