Exhibit 5.5

[Buchalter Letterhead]

January 23, 2018

International Lease Finance Corporation

10250 Constellation Boulevard, Suite 3400

Los Angeles, California 90067

Dear Ladies and Gentlemen:

We have served as California counsel to International Lease Finance Corporation (the “Company”), a California corporation and a wholly-owned subsidiary of AerCap Holdings N.V. (the “Parent Guarantor”), a public limited liability company existing under the laws of The Netherlands, in connection with the shelf registration statement on Form F-3 (the “Registration Statement”) filed with the Securities and Exchange Commission (the “Commission”) pursuant to the Securities Act of 1933, as amended (the “Securities Act”), on June 22, 2015 by AerCap Ireland Capital Designated Activity Company (the “Irish Issuer”), AerCap Global Aviation Trust (the “U.S. Issuer,” and, together with the Irish Issuer, the “Issuers”), the Parent Guarantor, and the entities listed in the Table of Subsidiary Guarantors in the Registration Statement (together with the Parent Guarantor, the “Guarantors”). The Registration Statement includes a base prospectus (the “Prospectus”), which provides that it will be supplemented in the future by one or more supplements to the Prospectus. The Prospectus provides for the offering of the following securities from time to time, together or separately in one or more series (if applicable): (i) debt securities of the Issuers (the “Debt Securities”) and (ii) the Guarantees (as defined below).

We are providing this opinion in connection with the offer and sale of $600,000,000 3.300% Senior Notes due 2023 (the “2023 Notes”) and $550,000,000 3.875% Senior Notes due 2028 (the “2028 Notes” and, together with the 2023 Notes, the “Notes”) pursuant to a Preliminary Prospectus Supplement dated January 16, 2018 (the “Preliminary Prospectus Supplement”) and a Prospectus Supplement dated as of January 16, 2018 supplementing the Preliminary Prospectus Supplement (the “Prospectus Supplement”). The Notes will be issued pursuant to the Indenture (the “Base Indenture”), dated as of May 14, 2014 among the Issuers, the Guarantors and Wilmington Trust, National Association, as trustee, as supplemented by the First Supplemental Indenture to the Base Indenture dated as of May 14, 2014 (the “First Supplemental Indenture”); the Second Supplemental Indenture to the Base Indenture dated as of May 14, 2014 (the “Second Supplemental Indenture”); the Third Supplemental Indenture to the Base Indenture dated as of May 14, 2014 (the “Third Supplemental Indenture”); the Fourth Supplemental Indenture to the Base Indenture dated as of September 29, 2014 (the “Fourth Supplemental Indenture”); the Fifth Supplemental Indenture to the Base Indenture dated as of September 29, 2014 (the “Fifth Supplemental Indenture”), the Sixth Supplemental Indenture to the Base Indenture dated as of June 25, 2015 (the “Sixth Supplemental Indenture”); the Seventh Supplemental Indenture to the Base Indenture dated as of June 25, 2015 (the “Seventh

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January 23, 2018

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Supplemental Indenture”); the Eighth Supplemental Indenture to the Base Indenture dated as of October 21, 2015 (the “Eighth Supplemental Indenture”); the Ninth Supplemental Indenture to the Base Indenture dated as of May 23, 2016 (the “Ninth Supplemental Indenture”); the Tenth Supplemental Indenture to the Base Indenture dated as of January 26, 2017 (the “Tenth Supplemental Indenture”); the Eleventh Supplemental Indenture to the Base Indenture dated as of January 26, 2017 (the “Eleventh Supplemental Indenture”); the Twelfth Supplemental Indenture to the Base Indenture dated as of July 21, 2017 (the “Twelfth Supplemental Indenture”); the Thirteenth Supplemental Indenture to the Base Indenture dated as of November 21, 2017 (the “Thirteenth Supplemental Indenture”); the Fourteenth Supplemental Indenture to the Base Indenture dated as of the date hereof (the “Fourteenth Supplemental Indenture”); and the Fifteenth Supplemental Indenture to the Base Indenture dated as of the date hereof (the “Fifteenth Supplemental Indenture”, and together with the Base Indenture, the First Supplemental Indenture, the Second Supplemental Indenture, the Third Supplemental Indenture, the Fourth Supplemental Indenture, the Fifth Supplemental Indenture, the Sixth Supplemental Indenture, the Seventh Supplemental Indenture, the Eighth Supplemental Indenture, the Ninth Supplemental Indenture, the Tenth Supplemental Indenture, the Eleventh Supplemental Indenture, the Twelfth Supplemental Indenture, the Thirteenth Supplemental Indenture, and the Fourteenth Supplemental Indenture, the “Indenture”). The Debt Securities are to be guaranteed (the “Guarantees”) on a senior unsecured basis by the Guarantors, including, but not limited to the Company, on the terms and subject to the conditions set forth in the Indenture.

In giving this opinion, we have examined:

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January 23, 2018

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This opinion is being furnished in accordance with the requirements of Item 601(b)(5) of Regulation S-K promulgated under the Securities Act in connection with the registration of the Notes and related guarantees.

In rendering the opinions expressed herein, we have reviewed such matters of law and examined original, or copies certified or otherwise identified, of such documents, records, agreements and certificates as we have deemed necessary as a basis for the opinions expressed herein. In such review, we have assumed the genuineness of all signatures, the capacity of all natural persons, the authenticity of all documents and certificates submitted to us as originals or duplicate originals, the conformity to original documents and certificates of the documents and certificates submitted to us as certified, photostatic, conformed, electronic or facsimile copies, the authenticity of the originals of such latter documents and certificates, the accuracy and completeness of all statements contained in all such documents and certificates, and the integrity and completeness of the minute books and records of the Company to the date hereof. As to all questions of fact material to the opinions expressed herein that have not been independently established, we have relied, without investigation or analysis of any underlying data, upon certificates and statements of public officials and representatives of the Company.

In rendering the opinions in paragraph 1, we have relied solely upon the Good Standing Certificate, and such opinion is rendered as of the date of such certificate. We express no opinion as to the tax good standing of the Company in any jurisdiction.

Upon the basis of such examination, and subject to the limitations and qualifications expressed herein, we are of the opinion that:

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January 23, 2018

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The foregoing opinions are limited to the laws of the State of California, and we are expressing no opinion as to the effect of the laws of other jurisdictions. This opinion is limited to the matters stated herein, and no opinion is implied or may be inferred beyond the matters expressly stated herein. This opinion is given as of the date hereof, and we assume no obligation to advise you after the date hereof of facts or circumstances that come to our attention or changes in law that occur, which could affect the opinions contained herein.

We hereby consent to the filing of this opinion as an exhibit to the Report on Form 6-K filed by AerCap Holdings N.V. on January 23, 2018 and incorporated by reference into the Registration Statement. We also consent to the reference to us under the caption “Legal Matters” in the prospectus that is included in the Registration Statement. In giving such consent, we do not thereby admit that we are in the category of persons whose consent is required under Section 7 of the Securities Act.