Join Date: May 1998
Location: Reno, NV (RNO)
Programs: AA LT Platinum, AS, UA Premier Silver, DL, HHonors Gold, Marriott LT Titanium, Hyatt, IHG Platinum
Posts: 4,723
My experience with UA codeshares is that UA's cost is consistently (read that as "almost always") more than the code share partner's cost. In many cases the costs are significant, perhaps 5-10% or more.