UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549

FORM 8-K

     CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934

September 16, 2005
(Date of earliest event reported)

Atlas Air Worldwide Holdings, Inc.
(Exact name of registrant as specified in its charter)

Delaware    0-25732    13-4146982 
(State or other jurisdiction of incorporation)    (Commission File Number)    (IRS Employer Identification No.) 
 
2000 Westchester Avenue, Purchase, New York 
  10577 
(Address of principal executive offices) 
  (Zip Code) 

(914) 701-8000
(Registrant’s telephone number, including area code)
(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

[    ]  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[    ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[    ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[    ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

TABLE OF CONTENTS

Item 7.01. Regulation FD Disclosure
Signatures
Exhibit Index
Press Release

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Item 7.01 Regulation FD Disclosure

     On September 16, 2005, Atlas Air Worldwide Holdings, Inc. issued the press release attached hereto as Exhibit 99.1 and incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits

Exhibit No.    Description 
99.1    Press release of Atlas Air Worldwide Holdings, Inc., dated September 16, 2005. 

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SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

        Atlas Air Worldwide Holdings, Inc. 
 
Dated:   
September 16, 2005 
  By:   
/s/ Michael W. Borkowski 
           
Name: Michael W. Borkowski 
           
Title: Secretary and Senior Attorney 

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EXHIBIT INDEX

99.1        Press release of Atlas Air Worldwide Holdings, Inc., dated September 16, 2005.

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