21 cards where the text includes “has flying” and the card types include “equipment” and (the card is available on Paper)

Aeronaut's Wings (The Brothers' War #231)
Angelic Armaments (Commander Legends #296)
Bladed Pinions (Scars of Mirrodin #140)
Cliffhaven Kitesail (Zendikar Rising #243)
Cloak of the Bat (Commander Legends: Battle for Baldur's Gate #307)
Cloudsteel Kirin (Kamigawa: Neon Dynasty #8)
Cobbled Wings (Ixalan #233)
Dragonwing Glider (Phyrexia: All Will Be One #128)
Eater of Virtue (Kamigawa: Neon Dynasty #245)
Fleetfeather Sandals (Theros #216)
Gilded Pinions (Streets of New Capenna #238)
Hexgold Hoverwings (Phyrexia: All Will Be One #14)
Kitesail (March of the Machine #261)
Mask of Griselbrand (Innistrad: Midnight Hunt #111)
Maul of the Skyclaves (March of the Machine Commander #195)
Neurok Hoversail (Mirrodin #218)
Raven Wings (Kaldheim #243)
Skinwing (Double Masters #288)
Winged Boots (Outlaws of Thunder Junction Commander #124)
Wings of Hubris (Theros Beyond Death #241)
Zephyr Boots (Strixhaven: School of Mages #261)

The arc of my blade has carved a path of light to the end of these results.