Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the Atlantic Southeast Airlines, Inc. Investment Savings Plan of our reports dated March 9, 2006, with respect to the consolidated financial statements and schedule of SkyWest, Inc., SkyWest, Inc. management’s assessment of the effectiveness of internal control over financial reporting, and the effectiveness of internal control over financial reporting of SkyWest, Inc.  included in its Annual Report (Form 10-K) for the year ended December 31, 2005, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

Salt Lake City, Utah

June 15, 2006