Prom dresses come in a wide range of prices ... you can grab the Mac Duggal Sweetheart Neck Cap Sleeve Tiered Sequin Column Gown that channels vintage Art Deco vibes for over $200 off.
Semi-formal is not exactly casual ... Consider this stylish and under-$100 tiered midi dress from Lulus, available in six gorgeous colors. We especially love this emerald green option for winter ...