SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549


                                    FORM 6-K


                        Report of Foreign Private Issuer


                       Pursuant to Rule 13a-16 or 15d-16
                     of the Securities Exchange Act of 1934


                     For the month of November 2004

                              RYANAIR HOLDINGS PLC
                (Translation of registrant's name into English)

                     c/o Ryanair Ltd Corporate Head Office
                                 Dublin Airport
                             County Dublin Ireland
                    (Address of principal executive offices)

 
Indicate by check mark whether the registrant files or will file annual 
reports under cover Form 20-F or Form 40-F.

                         Form 20-F..X.. Form 40-F.....


Indicate by check mark whether the registrant by furnishing the information 
contained in this Form is also thereby furnishing the information to the 
Commission pursuant to Rule 12g3-2(b) under the Securities Exchange 
Act of 1934.

                               Yes ..... No ..X..


If "Yes" is marked, indicate below the file number assigned to the registrant 
in connection with Rule 12g3-2(b): 82- ________ 





Ryanair Holdings Plc



12 November 2004



Re: Holding in Company



A Letter from Fidelity Investments dated 10 November 2004 to Ryanair Holdings
Plc, received by Ryanair Holdings Plc 11 November 2004.







               Section 67, Companies Act 1990

               Notice of Interest in Voting Shares



ENCLOSED ARE AMENDED NOTIFICATIONS OF DISCLOSABLE INTERESTS UNDER THE IRISH
COMPANIES ACT 1990. PLEASE NOTE THAT WHILE THIS INFORMATION DETAILS THE
DISCLOSABLE INTERESTS OF MORE THAN ONE ENTITY, THE ENCLOSED DISCLOSURE
CONSTITUTES SEPARATE NOTIFICATIONS OF INTEREST WHICH HAVE BEEN COMBINED SOLELY
FOR PURPOSES OF CLARITY AND EFFICIENCY. IT IS NOT INTENDED TO INDICATE THAT ANY
OF THESE ENTITIES ACT AS A GROUP OR IN CONCERT WITH RESPECT TO THESE INTERESTS.



THESE DISCLOSURES ARE MADE IN THE INTEREST OF CONFORMITY WITH THE COMPANIES ACT.
THE INTEREST DETAILED HEREIN WAS ACQUIRED SOLELY FOR INVESTMENT PURPOSES. FOR
DISCLOSURE PURPOSES, HOLDINGS SHOULD BE REPRESENTED AS FMR CORP. AND ITS DIRECT
AND INDIRECT SUBSIDIARIES AND FIDELITY INTERNATIONAL LIMITED (FIL)AND ITS DIRECT
AND INDIRECT SUBSIDIARIES BOTH BEING NON-BENEFICIAL HOLDERS.



Amanda Philipps

Regulatory Reporting Analyst

Fidelity Investments



AMENDMENT 21



NOTIFICATIONS UNDER SECTIONS 67 - IRISH COMPANIES ACT 1990





1. COMPANY IN WHICH SHARES ARE HELD:  Ryanair Holdings Plc



2. NOTIFIABLE INTEREST: Ordinary Shares and ADRs



   (A)    FMR CORP.

          82 DEVONSHIRE STREET

          BOSTON, MA 02109



PARENT HOLDING COMPANY OF FIDELITY MANAGEMENT & RESEARCH COMPANY (FMRCO) AN
INVESTMENT MANAGER FOR US MUTUAL FUNDS AND FIDELITY MANAGEMENT TRUST COMPANY
(FMTC), A US STATE CHARTERED BANK WHICH ACTS AS A TRUSTEE OR INVESTMENT MANAGER
OF VARIOUS PENSION AND TRUST ACCOUNTS  (SEE SCHEDULE A FOR LISTING OF REGISTERED
SHAREHOLDERS AND THEIR HOLDINGS)



   (B)   FIDELITY INTERNATIONAL LIMITED(FIL)

         P.O. BOX HM 670

         HAMILTON HMCX, BERMUDA



PARENT HOLDING COMPANY FOR VARIOUS DIRECT AND INDIRECT SUBSIDIARIES,INCLUDING
FIDELITY INVESTMENT SERVICES LTD (FISL) AND FIDELITY PENSION MANAGEMENT (FPM),
INVESTMENT MANAGERS FOR VARIOUS NON-US INVESTMENT COMPANIES AND INSTITUTIONAL
CLIENTS. (SEE SCHEDULE A FOR LISTING OF REGISTERED SHAREHOLDERS AND THEIR
HOLDINGS)





3. THE NOTIFIABLE INTERESTS ALSO COMPRISE THE NOTIFIABLE INTEREST OF:

          MR. EDWARD C. JOHNSON 3d

          82 DEVONSHIRE STREET

          BOSTON, MA 02109



A PRINCIPAL SHAREHOLDER AND CHAIRMAN OF FMR CORP. AND FIDELITY INTERNATIONAL
LIMITED.





4. THESE NOTIFICATIONS OF DISCLOSABLE INTERESTS CONSTITUTE SEPARATE
NOTIFICATIONS OF INTEREST IN THE SHARES AND ARE COMBINED SOLELY FOR THE PURPOSES
OF CLARITY AND EFFICIENCY. NOTHING HEREIN SHOULD BE TAKEN TO INDICATE THAT FMR
CORP. AND ITS DIRECT AND INDIRECT SUBSIDIARIES, FIDELITY INTERNATIONAL AND ITS
DIRECT AND INDIRECT SUBSIDIARIES OR MR, EDWARD C. JOHNSON 3d ACT AS A GROUP OR
IN CONCERT IN RESPECT OF THE DISCLOSED INTERESTS, OR THAT THEY ARE REQUIRED TO
SUBMIT THESE NOTIFICATIONS ON A JOINT BASIS.





5. THE DISCLOSABLE INTERESTS ARISE UNDER SECTION 67 OF THE ACT,

NAMELY WHERE A PERSON, NOT BEING THE REGISTERED HOLDER, IS ENTITLED TO EXERCISE
A RIGHT CONFERRED BY THE HOLDING OF THE SHARES OR TO CONTROL THE EXERCISE OF
SUCH RIGHTS, RESPECTIVELY.



CATHERINE CHAU

SENIOR MANAGER, FIL - INVESTMENT COMPLIANCE

CO. DULY AUTHORIZED UNDER POWERS OF

ATTORNEY DATED AUGUST 25, 2004 BY ERIC D.ROITER

BY AND ON BEHALF OF FMR CORP, AND ITS

DIRECT AND INDIRECT SUBSIDIARIES, AND

FIDELITY INTERNATIONAL LIMITED

AND ITS DIRECT AND INDIRECT SUBSIDIARIES.



SCHEDULE A

AMENDMENT 21



SECURITY: RYANAIR HOLDINGS PLC






>

                            SHARES HELD                MANAGEMENT COMPANY          NOMINEE/REGISTERED NAME
                                                                                         

                            627,798                    FIL                         JP Morgan Total
                            3,990                      FIL                         MSS Nominees Limited
                            32,370                     FIL                         Northern Trust Total
                            7,926                      FIL                         RBS Trust Bank Total
                            1,528                      FIL                         State Street Bank & Trust Total
                            210,387                    FPM                         Bankers Trust Total
Total Ordinary Shares       883,999




The following number of ordinary shares held is based on the assumed conversion
of 15,192,957 ADRs (5 ordinary shares for each ADR).



                            SHARES HELD                MANAGEMENT COMPANY          NOMINEE/REGISTERED NAME
                                                                                        

                            2,000                      FIL                         Bank of New York London Total
                            160,500                    FIL                         Brown Brothers Harriman Total
                            3,399,000                  FIL                         Chase Manhattan Bank London Total
                            7,000                      FIL                         Master Trust Bank of Japan Total
                            18,000                     FISL                        Chase Manhattan Bank London Total
                            1,000                      FMRCO                       Brown Brothers Harriman Total
                            2,500,000                  FMRCO                       Chase Nominees Limited Total
                            21,793,000                 FMRCO                       HSBC Total
                            295,500                    FMRCO                       JP Morgan Chase Total
                            36,836,285                 FMRCO                       Lloyds Bank Nominees Limited Total
                            4,521,050                  FMRCO                       Mellon Bank Total
                            768,500                    FMRCO                       State Street Nominees Ltd Total
                            3,500                      FMTC                        Bank of New York Total
                            8,500                      FMTC                        BNY (nominees) Limited Total
                            10,000                     FMTC                        Brown Brothers Harriman Total
                            4,500                      FMTC                        BT Globenet Nominees Limited Total
                            17,500                     FMTC                        Investors Bank & Trust Total
                            10,000                     FMTC                        Japan Trustee SVCS Bk Ltd Total
                            2,153,950                  FMTC                        JP Morgan Total
                            36,000                     FMTC                        Master Trust Bank of Japan Total
                            7,500                      FMTC                        Master Trust Japan Total
                            331,500                    FMTC                        Mellon Bank Total
                            51,000                     FMTC                        Mellon Bank N.A. Total
                            24,500                     FMTC                        MSS Nominees Limited Total
                            6,000                      FMTC                        Nippon Trust Total
                            26,000                     FMTC                        Northern Trust Total
                            264,500                    FMTC                        Nortrust Nominees Total
                            2,466,000                  FMTC                        State Street Bank & Trust Total
                            242,000                    FMTC                        State Street Nominees Ltd Total
Grand Total ADR's           75,964,785



Total Ordinary Shares +     76,848,784
ADR's
Current Ownership           10.19%
percentages
Shares in Issue             754,316,100
Change in holdings since    + 3,031,000 shares
last filing



This announcement has been issued through the Companies Announcement Service of

                           the Irish Stock Exchange.



                                   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.

                                    RYANAIR HOLDINGS PLC

 
Date:  12 November 2004       

                                    By:___/s/ Howard Millar____

                                    H Millar
                                    Company Secretary & Finance Director