Hobbyeasy is a good option too, but I'm in Europe and Ammo has free shipping (>€95, EU) and no additional risk of import taxes.
I'll have to exercise my patience a bit longer though.
Luckily I still have three SU-35s patiently waiting in my stash 🙂
Preorder has been here for about a week and a half now: https://www.migjimenez.com/en/preorder/3234-su-27ub-flanker-c-heavy-fighter.html
Estimated availability december.