Event period: May 15 - May 27

Detailed schedule:

• May 15-16: Greycat Industrial, Aegis Dynamics
• May 17-18: Origin Jumpworks, Roberts Space Industries, ARGO Astronautics
• May 19-20: Consolidated Outland, MISC, Mirai
• May 21-22: Crusader Industries, Tumbril Land Systems
• May 23-24: Anvil Aerospace
• May 25: Drake Interplanetary
• May 26-27: Finale

Reminder: You can rent all the usable vehicles during their corresponding manufacturer days for free.

Edit: Apparently another Free Fly will take place during ILW. Here is the Spectrum post with all the event info.