What formal dress should I wear for prom or a school formal?

You should wear a formal dress that feels elevated, fits the occasion, and makes you feel confident the second you put it on. Honestly, the one you can’t stop thinking about is usually your answer. A floor-length gown always hits for prom, but a really good midi can feel just as cool and a bit more unexpected.

Can I wear a midi dress to a formal event?

Yes, you can absolutely wear a midi dress to a formal event, especially for semi formal occasions. It works perfectly for graduation dinners, school events, or formal weddings. Just keep everything else elevated so it still feels like a full look.

What formal dress colors look best for my event?

The best formal dress colors are rich, elevated tones like black, navy, red, green, and champagne, with softer shades like blush, cream, and white for a more romantic feel. Black and navy always feel timeless, while deeper shades like wine red, emerald green, and bold reds bring that standout energy without trying too hard. If you want something lighter, pinks, creams, and whites feel soft, fresh, and really pretty in photos. Blues can lean either classic or modern, depending on the shade, and warmer tones like gold or even a hint of orange add a subtle glow under evening lights. It really comes down to your vibe. Darker tones feel more formal and dramatic, lighter shades feel effortless and elevated, and anything bold instantly feels confident.

Does Showpo offer fast US shipping and plus sizes for formal dresses?

Yes, we offer Next-Day Delivery across the US for those last-minute invites to black-tie events, sorority formals, charity galas, military balls or fancy rooftop engagement parties. Our formal dresses come in US sizes 0 to 16, including plus-size options, so more women can find a silhouette that feels tailored to their moment. The Size Guide keeps things simple, our Returns Policy keeps it stress-free, and your only job is choosing the dress that makes you stand taller the second you zip it up. Need styling help or trend inspo before you commit? Head to our blog for expert fashion tips, occasion outfit guides, and everything you need to own the night with confidence.

Formal & Semi Formal Dresses | Ladies Formal Wear

Tamara Maxi Dress

Plunge Neck Ruched Open Back Dress in Lemon

$

54.00

$~~119.95~~

You save 55%

Eva Maxi Dress

Plunge Halter Wrap Dress in Chocolate

$

105.00

$~~139.95~~

You save 25%

Marlette Midi Dress

Pleated Open Back Halter Dress in Aubergine

$

99.00

$~~109.95~~

You save 10%

Alberta Midi Dress

Strapless bust detail textured dress in Black

$

62.00

$~~109.95~~

You save 44%

Alexia Midi Dress

One Shoulder Bust Slip Dress in Fuschia

$

54.00

$~~109.95~~

You save 51%

Minnie Midi Dress

Drape Neck Satin Slip Dress in Midnight Blue

$

58.00

$~~119.95~~

You save 52%

Sierra Midi Dress

Sequin Square Neck Bodycon Dress in Green

$

73.00

$~~129.95~~

You save 44%

Dannika Maxi Dress

Blue Pleated Dress in Blue

$

84.00

$~~119.95~~

You save 30%

Roxanne Midi Dress

Low Cowl Open Back Slip Dress in Black

$

49.00

$~~119.95~~

You save 59%

Tessa Maxi Dress

Square Neck Ruched Side Bodycon Dress in Black

$

63.00

$~~129.95~~

You save 52%

Hudgens Maxi Dress

Georgette Godet Panel Dress in Mint

$

55.00

$~~129.95~~

You save 58%

Evelynn Midi Dress

Sweetheart Corset Bodice Fit & Flare Tiered in Black

$

84.00

$~~149.95~~

You save 44%

Oriella Maxi Dress

Panelled Thigh Split Strapless Dress in Black

$

73.00

$~~129.95~~

You save 44%

Sonya Maxi Dress

Cowl Neck Asymmetric Fit And Flare Dress in Chocolate

$

68.00

$~~139.95~~

You save 51%

Silvana Midi Dress

Halter Ruched Side Split Dress in Citrus

$

70.00

$~~109.95~~

You save 36%

Audette Maxi Dress

Boat Neck Ruched Fitted Dress in Lemon

$

62.00

$~~109.95~~

You save 44%

Lauren Maxi Dress

Plunge Halterneck High Split Dress in Black

$

98.00

$~~129.95~~

You save 25%

Angie Maxi Dress

Strapless Bias Column Dress with Scarf in Electric Bloom Lemon

$

90.00

$~~159.95~~

You save 44%

Lani Midi Dress

Scooped Neckline Draped Skirt Halter Dress in Pink

$

90.00

$~~119.95~~

You save 25%

Khalani Maxi Dress

Deep V Neck Satin Slip Dress in Dark Olive

$

117.00

$~~129.95~~

You save 10%

Bethanie Maxi Dress

Off The Shoulder Mesh Dress in Red

$

63.00

$~~129.95~~

You save 52%

Helaina Midi Dress

Line Satin Dress in Red

$

47.00

$~~139.95~~

You save 66%

Emilee Midi Dress

Side Cut Out Long Sleeve Plunge Dress in Pink Floral

$

63.00

$~~129.95~~

You save 52%

Cardi Maxi Dress

Ruched Mesh High Leg Split Dress in Ivory

$

39.00

$~~129.95~~

You save 70%

Andrina Midi Dress

High Low Wrap Corset Dress in Forest Green

$

53.00

$~~119.95~~

You save 56%

Vinny Maxi Dress

Sweetheart Neck High Leg Split Bodycon Dress in Lemon

$

55.00

$~~129.95~~

You save 58%

Denise Maxi Dress

Halter U Ruched Neck Cut Out Jersey Dress in Chocolate

$

36.00

$~~119.95~~

You save 70%

Evelyn Midi Dress

Long Sleeve Shirred Tulle Dress in Black Polka

$

67.00

$~~119.95~~

You save 44%

Talia Maxi Dress

Cowl Neck Low Back Dress in Orange

$

39.00

$~~129.95~~

You save 70%

Tessa Maxi Dress

Square Neck Ruched Side Bodycon Dress in Light Blue

$

73.00

$~~129.95~~

You save 44%