5 Prom Dresses That Won’t Break The Bank (All Under $100!)

January 20, 2026 by Amber Leave a Comment

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Shopping for a prom dress or other formal gown? We rounded up five dresses that are modest yet elegant – and all under $100 right now!

Prom Dresses On Sale under $100!

We’re soon to be headed into prom season and if you have a high school girl, you may be shopping for a formal Prom dress she’ll love that also won’t break the bank. Here are a few formal dresses we spotted on Amazon that are all under $100 each (most are not eligible for free Prime shipping). They’re elegant yet affordable, too!