FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Vais Terry   2. Issuer Name and Ticker or Trading Symbol SKYWEST INC [SKYW] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Operating Officer - Sub (Last) (First) (Middle) 444 SOUTH RIVER ROAD 3. Date of Earliest Transaction (Month/Day/Year) 02/07/2018 (Street) ST. GEORGE, UT 84790 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 02/07/2018   A   10,310 (1) A $ 0 40,916 (2) D   Common Stock 02/07/2018   A   5,027 (3) A $ 0 45,943 (5) D   Common Stock 02/07/2018   A   4,345 (4) A $ 0 50,288 (6) D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Vais Terry 444 SOUTH RIVER ROAD ST. GEORGE, UT 84790			Chief Operating Officer - Sub

Signatures

Terry M Vais		02/09/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Represents the number of shares of common stock issued upon the achievement of the performance measurements relating to performance stock units granted in February 2015 and September 2015 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which shares will vest in full three years from the date of grant
(2)	Includes 28,874 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.
(3)	Represents the number of shares of common stock issued upon the achievement of the performance measurements relating to performance stock units granted in February 2017 pursuant to the SkyWest, Inc. Long-Term Incentive Plan, which shares will vest in full three years from the date of grant.
(4)	Shares issued pursuant to the SkyWest, Inc. Long-Term Incentive Plan.
(5)	Includes 33,901 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.
(6)	Includes 38,246 restricted stock units which vest three years from the date of grant. Each restricted stock unit represents a contingent right to receive one share of common stock.

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