Exhibit 15

LETTER IN LIEU OF CONSENT FOR REVIEW REPORT

July 28, 2026

To the Board of Directors and Shareholders of

The Boeing Company

Arlington, Virginia

We are aware that our report dated July 28, 2026, on our review of the interim financial information of The Boeing Company and subsidiaries appearing in this Quarterly Report on Form 10-Q for the quarter ended June 30, 2026, is incorporated by reference in the following registration statements.

Form S-8			Form S-8			Form S-3
No. 33-25332			No. 333-73252			No. 333-282628
No. 33-31434			No. 333-107677
No. 33-43854			No. 333-140837
No. 33-58798			No. 333-156403
No. 33-52773			No. 333-160752
No. 333-16363			No. 333-163637
No. 333-26867			No. 333-195777
No. 333-32461			No. 333-228097
No. 333-32491			No. 333-252770
No. 333-32499			No. 333-268762
No. 333-32567			No. 333-271454
No. 333-41920			No. 333-289055
No. 333-54234			No. 333-281498

/s/ Deloitte & Touche LLP

Seattle, Washington