AAR to announce third quarter fiscal year 2023 results on March 21, 2023

Wood Dale, Illinois — AAR CORP. (NYSE: AIR), a leading provider of aviation services to commercial and government operators, MROs, and OEMs, today announced that it will release financial results for its third quarter of fiscal year 2023, ended February 28, 2023, after the close of the New York Stock Exchange trading session on Tuesday, March 21, 2023.

On Tuesday, March 21, 2023, at 3:45 p.m. Central time, AAR will hold a conference call to discuss the results. The conference call can be accessed by registering at
https://register.vevent.com/register/BI9cbe1c3098294c4c87bdcf35609d3f2c . Once registered, participants will receive a dial-in number and a unique PIN that will allow them to access the
call.

A replay of the conference call will be available for on-demand listening shortly after the completion of the call at https://edge.media-server.com/mmc/p/mx37ab7m and will remain available for approximately seven days.

About AAR
AAR is a global aerospace and defense aftermarket solutions company with operations in over 20 countries. Headquartered in the Chicago area, AAR supports commercial and government customers through two operating segments: Aviation Services and Expeditionary Services. Additional information can be found at aarcorp.com.

Contact
Dylan Wolin
AAR CORP.
1-630-227-2017
dylan.wolin@aarcorp.com