SkyWest Airlines (OO, St. George Municipal) will operate an additional eighteen E175s for United Airlines (UA, Chicago O'Hare) following an amendment to an existing Capacity Purchase Agreement (CPA) between the two carriers. It is anticipated that delivery of the aircraft will begin in late 2016, with all eighteen being delivered by mid-2017.

Skywest currently operates forty EMB-175s for and on behalf of United under the United Express banner.