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

Sara Midi Dress

Ruched Bodice Lurex Dress in Navy

$

62.00

$~~119.95~~

You save 48%

Regine Maxi Dress

Satin Slip Dress with Key Hole Front in Blue

$

70.00

$~~99.95~~

You save 30%

Jiraye Midi Dress

Flutter Sleeve Tuelle Plunge Dress in Lemon

$

63.00

$~~139.95~~

You save 55%

Casey Midi Dress

Square Neck Sequin Bodycon Dress in Peach

$

73.00

$~~129.95~~

You save 44%

Rhianne Midi Dress

Twist Halter Neck Open Back Satin Dress in Light Blue

$

44.00

$~~119.95~~

You save 63%

Constantina Midi Dress

Asymmetric Ruffle Tie Back Dress in Dark Chocolate

$

63.00

$~~89.95~~

You save 30%

Artelia Midi Dress

V Neck Long Sleeve Slip Dress in Emerald

$

70.00

$~~99.95~~

You save 30%

Nicholla Midi Dress

Ruched Front Angel Sleeve Slip Dress in Copper

$

54.00

$~~109.95~~

You save 51%

Alessia Maxi Dress

Off Shoulder Ruched Bodycon Dress in Chocolate

$

73.00

$~~129.95~~

You save 44%

Belle Maxi Dress

Tie Shoulder Detail Dress in Pink

$

126.00

$~~139.95~~

You save 10%

Maria Midi Dress

One Shoulder High Slip Leg in Red Floral

$

36.00

$~~99.95~~

You save 64%

Isla Maxi Dress

Satin One Shoulder Side Split Dress in Sky Blue

$

73.00

$~~129.95~~

You save 44%

Rowena Midi Dress

One Shoulder Satin Dress in Lemon

$

77.00

$~~109.95~~

You save 30%

Davie Midi Dress

Metallic One Shoulder Front Wrap Dress in Soft Pink

$

37.00

$~~99.95~~

You save 63%

Variel Midi Dress

Strapless Fringe Sequin Dress in Champagne

$

105.00

$~~139.95~~

You save 25%

Adana Maxi Dress

Lace Fit And Flare Dress in Black

$

70.00

$~~139.95~~

You save 50%

Kitsune Maxi Dress

One Shoulder Cut Out Dress in Emerald Green

$

117.00

$~~129.95~~

You save 10%

Andrina Midi Dress

High Low Wrap Corset Dress in Lilac

$

54.00

$~~119.95~~

You save 55%

Hawkins Midi Dress

Low Cowl Halter Neck Bodycon Dress in Red

$

51.00

$~~89.95~~

You save 43%

Hailey Midi Dress

Cap Sleeve V Neck Dress in Pink

$

36.00

$~~119.95~~

You save 70%

More Than This Maxi Dress

Ruffle Strap Thigh Split Dress in Navy

$

42.00

$~~119.95~~

You save 65%

Belle Maxi Dress

Tie Shoulder Detail Dress in Black

$

126.00

$~~139.95~~

You save 10%

Harmony Maxi Dress

Floral Detail Cup Bust Satin Dress in Black

$

117.00

$~~129.95~~

You save 10%

Joyce Maxi Dress

Heat Press Strapless Dress in Black

$

46.00

$~~129.95~~

You save 65%

Cristle Midi Dress

One Shoulder Side Cut Out Thigh Split Dress in Cobalt

$

58.00

$~~119.95~~

You save 52%

Brigitte Maxi Dress

Halter Off Shoulder Georgette Ruffle Tiered Dress in Cream

$

36.00

$~~119.95~~

You save 70%

Calix Midi Dress

One Shoulder Slip Dress in Chocolate

$

108.00

$~~119.95~~

You save 10%

Lioness - Field of Dreams Maxi Dress

In Navy

$

53.00

$~~109.95~~

You save 52%

Wenalyn Midi Dress

Cowl Neck Draped Dress in Wine

$

25.00

$~~109.95~~

You save 77%

Gabrielle Midi Dress

Cap Sleeve Sweetheart Neck Bodycon Dress in Red

$

62.00

$~~109.95~~

You save 44%