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 June 2024

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

Transaction in own shares

Ryanair Holdings plc (the "Company") today announces that on 27 June 2024 it purchased for cancellation a total of 243,500 ordinary shares of nominal value €0.006 each in the capital of the Company ("Ordinary Shares") and 212,735 Ordinary Shares underlying the American Depositary Shares, as further detailed below.

	Per Ordinary Share	Per Ordinary Share underlying American Depositary Shares
Volume weighted average price paid	€16.46	US$23.09
Highest price paid	€16.61	US$23.34
Lowest price paid	€16.38	US$22.91

These share purchases form part of the Company's existing share buy-back programme, details of which were announced on 21 May 2024 (the "Programme").

As announced on 21 May 2024, all shares purchased by the Company will be cancelled. In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation), a schedule of individual trades by Citigroup Global Markets Europe AG on behalf of the Company as part of the Programme is available using the following link:

http://www.rns-pdf.londonstockexchange.com/rns/2503U_1-2024-6-27.pdf

Enquires:

Contact:

Peter Larkin

Ryanair Holdings Plc

Tel: + 353 1 945 1212

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: 28 June, 2024

By:___/s/ Juliusz Komorek____

Juliusz Komorek

Company Secretary