The Best Summer Dresses On Amazon For Under $100 To Shop For Prime Day

Super-Sale Alert: Products featured in this story may be on sale for Prime Day! For more insider information on Amazon's 48-hour event, consult our Shopping team's curated guides to the deals that matter here.

Amazon is a trove of deeply affordable summer dresses begging to be shopped. With hours left for Prime Day 2023, we're making the case for adding a few one-piece frocks (or two) to your haul. With a stable of surprisingly shoppable in-house brands, including must-have viral products and high-end dresses curated by Shopbop, the site’s already-expansive selection of closet candy seems to know no bounds. As summer kicks into high gear, if a spendy frock isn’t exactly what you (or your wallet) are in the market for right now, there’s a sea of budget-friendly, casual, and flirty dresses to be unearthed within Amazon’s universe of stuff. Sit back, it's time to immerse yourself in Amazon summer dresses all under $100.

To update our carousel of warm-weather attire, we went digging for the breeziest frocks to add to the cart along with all our other summer essentials (ahem, beach hats, countless sunglasses, and rows of swimsuits). And, in the spirit of keeping our finances in check, we limited our search to under-$100 garments only — distilling the bountiful findings into a streamlined must-shop list of everything from pretty tiered maxis to printed minis to laid-back shirt dresses. Ahead, click through our roundup of the most affordable and best summer dresses on Amazon that you can score now.