This year, National Lipstick Day is on Sunday, 29 July 2018. Here are all the best deals and freebies for national lipstick day 2018 including sneak peeks and new offers that are available now — over 30 beauty deals to grab! Charlotte Tilbury (NEW) runs private summer sale including 12pc World of Legendary Beauty Advent Calendar for $140. This post may contain affiliate links. Read the full disclosure.