On the homepage of Harkins Theatres: https://www.harkins.com/
$5 movies for My Harkins Awards members Aug 30 - Sep 4.
Includes Cine1 showings, which is Harkins premium theater.
$1.50 reservation fee is still applicable if you're reserving seats online, but there's no fee if you chance it and walk up to the box office to get your tickets.
$8 movies for non-members (it is free to join [harkins.com]
Harkins Theatres has movie theaters across Arizona, some good southern California locations, and a few in Colorado, Oklahoma, and Texas.
I'm pretty sure all of the theaters have recliners and reserved seating.