Publication of Prospectus Supplement

Not for release, publication or distribution in whole or in part, directly or indirectly, in or into the United States of America.

Publication of Supplement to Base Prospectus

The following supplement dated 13 May 2014 (the "Supplement") to the 'Heathrow Funding Limited: Multicurrency programme for the issuance of Bonds' prospectus dated 16 October 2013 (the "Prospectus"), has been approved by the UK Listing Authority and is available for viewing:

Heathrow Funding Limited: Multicurrency programme for the issuance of Bonds - Prospectus Supplement

To view the full document, please paste the following URL into the address bar of your browser.

Copies of the Supplement will shortly be available for inspection on the National Storage Mechanism (http://www.hemscott.com/nsm.do).

For further information, please contact

Investor enquiries

Anne Hurn, Head of Debt Investor Relations, Heathrow +44 (0)20 8745 9947

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the above documents may be addressed to and/or targeted at persons who are residents of particular countries (specified in the relevant document) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the relevant document is not addressed. Prior to relying on the information contained in the relevant document you must ascertain from such document whether or not you are part of the intended addressees of the information contained therein.

Your right to access this service is conditional upon complying with the above requirement.

This announcement does not contain or constitute an offer of, or the solicitation of an offer to buy or subscribe for, securities to any person in Australia, Canada, Japan or the United States or in any jurisdiction in which such offer or solicitation is unlawful. The securities referred to herein may not be offered or sold in the United States absent registration under the US Securities Act of 1933, as amended (the "Securities Act") except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act. Subject to certain exceptions, the securities referred to herein may not be offered or sold in Australia, Canada or Japan or to, or for the account or benefit of, any national, resident or citizen of Australia, Canada or Japan. The offer and sale of the securities referred to herein has not been and will not be registered under the Securities Act or under the applicable securities laws of Australia, Canada or Japan. There will be no public offer of the securities in the United States.