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

Isabel Midi Dress

Twist Off Shoulder Bodycon Dress in Red

$

62.00

$~~109.95~~

You save 44%

Soft Petal Midi Dress

Cowl Crossover Back Dress in Cornflower Blue

$

45.00

$~~109.95~~

You save 59%

Hathaway Maxi Dress

U Shaped Neck Pleated Dress in Chocolate

$

63.00

$~~129.95~~

You save 52%

Almarie Midi Dress

Halter Neck Mesh Dress in Red

$

117.00

$~~119.95~~

You save 2%

Judee Midi Dress

One Shoulder High Side Split Dress in Pink

$

117.00

$~~129.95~~

You save 10%

Hailey Midi Dress

Cap Sleeve V Neck Dress in Pink

$

36.00

$~~119.95~~

You save 70%

Angelique Maxi Dress

Lace Trim Dress in Black

$

46.00

$~~109.95~~

You save 58%

Hanna Maxi Dress

Satin Cowl Neck Low Back Dress in Sage

$

40.00

$~~119.95~~

You save 67%

Esmeralda Maxi Dress

Low Cowl Halter Lace Fit And Flare Dress in Black

$

39.00

$~~109.95~~

You save 65%

Jamie Maxi Dress

Strapless Ruched Fitted Column Dress in Mocha

$

73.00

$~~129.95~~

You save 44%

Artelia Midi Dress

V Neck Long Sleeve Slip Dress in Emerald

$

70.00

$~~99.95~~

You save 30%

How Will I Know Midi Dress

Wrap Waist Tie Tulip Hem Dress in Copper

$

42.00

$~~139.95~~

You save 70%

Nala Maxi Dress

Sequin Cowl Neck High Split Dress in Gold

$

105.00

$~~139.95~~

You save 25%

Rhianne Midi Dress

Twist Halter Neck Open Back Satin Dress in Light Blue

$

44.00

$~~119.95~~

You save 63%

Merrick Maxi Dress

Sweetheart Corset Front Tiered Maxi Dress in Ice Blue

$

91.00

$~~129.95~~

You save 30%

Lioness - Field of Dreams Maxi Dress

In Soft Blue

$

53.00

$~~109.95~~

You save 52%

Aluna Midi Dress

High Neck Cross Back Satin Slip Dress in Olive

$

58.00

$~~119.95~~

You save 52%

Calvin Maxi Dress

Linen Look Contrast Georgette Skirt with Neck Scarf in Black

$

51.00

$~~129.95~~

You save 61%

Caterina Maxi

Ruched Off Shoulder Mesh Dress in Sage

$

51.00

$~~129.95~~

You save 61%

Sara Midi Dress

Ruched Bodice Lurex Dress in Navy

$

62.00

$~~119.95~~

You save 48%

Fatima Midi Dress

Bodycon Strapless Dress in Fuchsia

$

34.00

$~~99.95~~

You save 66%

Judee Midi Dress

One Shoulder High Side Split Dress in Sage

$

117.00

$~~129.95~~

You save 10%

Hawkins Midi Dress

Low Cowl Halter Neck Bodycon Dress in Red

$

51.00

$~~89.95~~

You save 43%

Casey Midi Dress

Square Neck Sequin Bodycon Dress in Peach

$

73.00

$~~129.95~~

You save 44%

Rowena Midi Dress

One Shoulder Satin Dress in Lemon

$

77.00

$~~109.95~~

You save 30%

Gabrielle Midi Dress

Cap Sleeve Sweetheart Neck Bodycon Dress in Red

$

62.00

$~~109.95~~

You save 44%

Constantina Midi Dress

Asymmetric Ruffle Tie Back Dress in Dark Chocolate

$

63.00

$~~89.95~~

You save 30%

Roma Midi Dress

Ruched Cowl Neck Dress in Chocolate Lurex

$

63.00

$~~89.95~~

You save 30%

Monette Midi Dress

One Shoulder Straight Dress in Blue

$

77.00

$~~119.95~~

You save 36%

Isla Maxi Dress

Satin One Shoulder Side Split Dress in Sky Blue

$

73.00

$~~129.95~~

You save 44%