Prospectus Certification by Investment Company (Form 497J)

JOHN HANCOCK EXCHANGE-TRADED FUND TRUST
200 Berkeley Street
Boston, Massachusetts 02116-2805

June 29, 2026

VIA EDGAR TRANSMISSION

U.S. Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549

CERTIFICATION UNDER RULE 497(j)

Ladies and Gentlemen:

On behalf of the Trust, pursuant to paragraph (j) of Rule 497 under the Securities Act of 1933, as amended (the "Securities Act"), please accept this letter as notice that the form of Prospectus and the form of Statement of Additional Information for the Fund that would have been filed under paragraph (c) of Rule 497 would not have differed from the Prospectus and Statement of Additional Information, each dated June 26, 2026, contained in Post-Effective Amendment No. 79 to the Trust's Registration Statement on Form N-1A under the Securities Act and Amendment No. 82 to its Registration Statement under the Investment Company Act of 1940, as amended, the text of which was filed electronically with the U.S. Securities and Exchange Commission on June 25, 2026 via EDGAR, accession number 0001193125-26-283096.

If you have any questions or comments, please email me at [email protected].

Sincerely, 

/s/ Mara C.S. Moldwin

Mara C.S. Moldwin Assistant Secretary