Amazon America currently has LEGO Star Wars Geonosian Starfighter on sale for $21.85 (reg.$29.99). Free shipping on orders above $25 and no tax for most states.
The LEGO Games Minotaurus set is also down to $18.2 (reg.$24.99) which works out to be 27% off as well. More of their hottest LEGO deals can be found here.