Washington, D.C. 20549


Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB Number: 3235-0104
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hours per response: 0.5
1. Name and Address of Reporting Person*

(Last) (First) (Middle)
P.O. BOX 66100- HDQLD


(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
3. Issuer Name and Ticker or Trading Symbol
United Continental Holdings, Inc. [ UAL ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
SVP - Finance & Acting CFO
5. If Amendment, Date of 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
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock 38,523(1) D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units (2) (2) Common Stock 42,208 (3) D
Explanation of Responses:
1. Includes 2,196 restricted shares which vest on February 28, 2019.
2. The restricted stock units ("RSUs") vest as follows: 4,829 RSUs on February 28, 2019; 4,830 RSUs on February 28, 2020; 2,549 RSUs on February 28, 2021; 15,000 RSUs on August 16, 2018; and 15,000 RSUs on August 16, 2019.
3. Each RSU represents the economic equivalent of one share of UAL common stock and shall be settled in shares of UAL common stock upon vesting.
Exhibit List: Exhibit 24 - Authorization and Designation.
/s/ Sarah Hagy for Gerald Laderman 05/25/2018
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
                                                                      Exhibit 24

United Continental Holdings, Inc.

Authorization and Designation to Sign and File Section 16 Reporting Forms and
Form 144s

     The undersigned does hereby authorize and designate Erin Conway, Sarah Hagy
or Jennifer L. Kraft (the "Authorized Persons") to prepare, sign and file on his
behalf: (i) any and all Forms 3, 4, 5 and Form ID, including any amendments
thereto, relating to equity securities of United Continental Holdings, Inc., a
Delaware corporation (the "Company") with the Securities and Exchange Commission
(the "SEC")  pursuant to the requirements of Section 16 of the Securities
Exchange Act of 1934, as amended ("Section 16"), and the rules promulgated
thereunder; and (ii) any and all Forms 144 relating to equity securities of the
Company with the SEC pursuant to Rule 144 under the Securities Act of 1933, as
amended, in each case which may be necessary or desirable as a result of his
ownership of or transaction in securities of the Company.  The undersigned
further hereby authorizes and designates the Authorized Persons to do and
perform any and all acts for and on his behalf as may be necessary or desirable
to prepare, sign and file the forms contemplated by this Authorization.  The
undersigned hereby confirms any action relating to the preparation, signing and
filing of (i) and (ii) above, performed by the above mentioned individuals on
his behalf and revokes any prior Authorization and Designation to Sign and File
Section 16 Reporting Forms and Forms 144 relating to equity securities of the
Company.  This authorization, unless earlier revoked in writing, shall be valid
until the undersigned's reporting obligations under Section 16 and Rule 144 with
respect to securities of the Company shall cease.

IN WITNESS WHEREOF, the undersigned has executed this Authorization and
Designation this 21st day of May, 2018.

                                 Signature:      /s/ Gerald Laderman
                                 Printed Name:   Gerald Laderman