Formal Dresses & Evening Gowns Under $100

A tight budget never has to mean a boring or low-quality dress. Peaches Boutique carries hundreds of formal dresses under $100 in every color, length, and silhouette you could want. Shop our full collection online with free shipping and next-business-day processing, or visit our Chicago store to try them on in person

price
lengths
Size
Reg: $429 Sale: $49 TODAY: $37 (91% off)
Reg: $389 Sale: $49 TODAY: $37 (90% off)
Reg: $389 Sale: $49 TODAY: $37 (90% off)
Royal Turq
Reg: $409 Sale: $49 TODAY: $37 (91% off)
Reg: $375 Sale: $79 TODAY: $59 (84% off)
Dark Teal Light Gold Platinum
Reg: $298 Sale: $79 TODAY: $59 (80% off)
Reg: $450 Sale: $99 TODAY: $74 (84% off)
Coral Light Blue Rose Yellow
Reg: $398 Sale: $79 TODAY: $59 (85% off)
Emerald Royal Blue White
Reg: $498 Sale: $99 TODAY: $74 (85% off)
White/Aqua White/Coral White/Nude
Reg: $358 Sale: $99 TODAY: $74 (79% off)
Reg: $378 Sale: $79 TODAY: $59 (84% off)
Reg: $298 Sale: $99 TODAY: $74 (75% off)
Mauve Sorbet
Reg: $248 Sale: $124 TODAY: $93 (63% off)
Reg: $218 Sale: $109 TODAY: $82 (62% off)
Black Burgundy Emerald
Reg: $298 Sale: $79 TODAY: $59 (80% off)
Reg: $198 Sale: $79 TODAY: $59 (70% off)
Reg: $389 Sale: $49 TODAY: $37 (90% off)
Reg: $428 Sale: $129 TODAY: $97 (77% off)
Reg: $338 Sale: $129 TODAY: $97 (71% off)
Reg: $398 Sale: $99 TODAY: $74 (81% off)
Reg: $438 Sale: $79 TODAY: $59 (87% off)
Reg: $450 Sale: $99 TODAY: $74 (84% off)
Reg: $390 Sale: $99 TODAY: $74 (81% off)
Reg: $358 Sale: $79 TODAY: $59 (84% off)

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 What to Expect From Formal Dresses Under $100 

Our formal dresses under $100 are made with the same attention to detail and style as our higher-priced styles, just at a price point that works for all budgets. 

You’ll find options in satin, chiffon, sequin mesh, and tulle across dozens of stunning colors and silhouettes. We only stock styles from trusted brands with proven track records in formal wear, allowing you ultimate peace of mind the moment you try on your dream dress. 

 Stunning Styles Available for Long Formal Dresses Under $100

You will find long formal dresses under $100 in more styles than you may expect. At Peaches Boutique, you’ll find floor-length options across multiple silhouettes, all in stock and ready to ship:  

  • A-line: A universally flattering cut that flows from the waist and works beautifully for prom, homecoming, and galas.

  • Mermaid: Sleek and curve-hugging with a dramatic flare below the knee, all at a price that works for any budget.

  • Ball Gowns: Full, sweeping skirts with structured bodices that create a show-stopping entrance without the designer price tag.

  • Fitted: Clean, streamlined silhouettes that look polished and intentional for any formal occasion.

  • High Low: A playful take on long formal dresses under $100 that gives you the best of both lengths in one style.

 Designers Who Offer Affordable Yet Stylish Formal Dresses 

Some of the best formal dresses under $100 come from designers who prioritize accessibility without cutting corners. Ava Presley brings runway-inspired trends to the under-$100 range with fresh silhouettes and quality fabrics. 

La Femme rounds it out with timeless construction and refined details that look far more expensive than they are.


Find Your Perfect Formal Dress Under $100 at Peaches Boutique

View Our Entire Dress Selection

A stunning formal dress under $100 is not a myth: it's every day at Peaches Boutique. Browse hundreds of in-stock styles online right now, with free shipping on select dresses and flexible payment plans. If you prefer to shop in person, you can visit our Chicago showroom with a personal sales associate by your side. No matter what, your beautiful, affordable dress is waiting.

Frequently Asked Questions About Formal Dresses Under $100 

Absolutely! Peaches Boutique carefully curates its under-$100 collection to include dresses with quality fabrics, proper lining, and solid construction. A lower price point doesn't mean lower standards when you shop with a reputable retailer.
Yes! Peaches Boutique carries formal dresses under $100 in styles that work beautifully for homecoming, including short sequin styles, fitted minis, and flirty A-line cuts.
Yes. Peaches Boutique carries formal dresses under $100 in sizes 000 through 32W, including plus-size options across multiple styles and colors.
Formal dresses under $100 are covered by Peaches Boutique's standard return policy. Head to our returns page for everything you need to know about returning or exchanging your dress.