Amazon Look your best with Ever-Pretty’s Mermaid Evening Gown, a lovely plus-size prom dress that has head-to-toe beading that’ll shine on the dance floor.

We're here to help. We've rounded up some of the best places to shop for plus size prom dresses online. Best part is, these stores all offer options that are less than $100.

Size range: 12-26 You may have already shopped at ASOS for sequined mini skirts or puff-sleeved cottage-core dresses, but it's also the best place to find affordable plus-size formal dresses. ASOS ...

Amazon has plus size dresses on sale now, just in time for the summer sun. Save on summer must-have dresses for all occasions. Whether you’re celebrating weddings, meeting friends or relaxing ...

ASOS Edition Curve embroidered cami dress, £140, ASOS SHOP NOW ASOS Curve has a huge selection of plus-size prom dresses that are fit for any formal occasion, and the sizes range from 18-30.

Cosmopolitan's Curve Editor rounds up the best picks for plus-size wedding dresses in 2025. Click here to shop pretty styles at every budget.