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

Angelique Maxi Dress

Lace Trim Dress in Black

$

46.00

$~~109.95~~

You save 58%

Genie Maxi Dress

Off The Shoulder Dress in Orange

$

84.00

$~~119.95~~

You save 30%

4.9(287)

Charlie Midi Dress

V Neck Low Back Frill Detail Dress in Watercolour Floral

$

55.00

$~~99.95~~

You save 45%

Calix Midi Dress

One Shoulder Slip Dress in Sage

$

58.00

$~~119.95~~

You save 52%

4.8(13)

Aldine Midi Dress

Ombre Mesh Bodycon Dress in Chocolate

$

63.00

$~~89.95~~

You save 30%

4.9(14)

Rima Maxi Dress

line Maxi Dress in Black

$

50.00

$~~109.95~~

You save 55%

4(1)

Pepper Maxi Dress

High Neck Bodysuit with Draped Skirt in Chocolate

$

58.00

$~~149.95~~

You save 61%

Iris Maxi Dress

Sleeveless V Neckline Dress in Fuschia Floral

$

62.00

$~~109.95~~

You save 44%

Hilary Maxi Dress

Contrast Sweetheart Bodice Fit And Flare Dress in Black

$

54.00

$~~129.95~~

You save 58%

5(1)

Coming For You Midi Dress

Mesh Dress in White Mesh

$

24.00

$~~79.95~~

You save 70%

4.8(30)

Hailey Midi Dress

Cap Sleeve V Neck Dress in Pink

$

36.00

$~~119.95~~

You save 70%

Adriene Maxi Dress

Satin Plunge Halter Dress in Dove Blue

$

36.00

$~~119.95~~

You save 70%

Aisha Midi Dress

Bustier Bodice Tulle Dress in White

$

36.00

$~~119.95~~

You save 70%

5(11)

Heidi Maxi Dress

Satin Ruched Bust Tie Back Dress in Pink

$

36.00

$~~119.95~~

You save 70%

Judee Midi Dress

One Shoulder High Side Split Dress in Sage

$

117.00

$~~129.95~~

You save 10%

4.9(13)

Lula Maxi Dress

Cowl Neck Thigh Split Dress in Adeana Print

$

67.00

$~~119.95~~

You save 44%

5(7)

Bec Maxi Dress

Stretch Lace Strapless Dress in Off White

$

54.00

$~~109.95~~

You save 51%

5(1)

Cristle Midi Dress

One Shoulder Side Cut Out Thigh Split Dress in Cobalt

$

58.00

$~~119.95~~

You save 52%

Hanica Midi Dress

Diamante Mesh Long Sleeve Dress in Black

$

38.00

$~~79.95~~

You save 52%

4.9(19)

Mirski Midi Dress

Tie Waist Flared Sleeve Dress in Jewel Blur

$

33.00

$~~109.95~~

You save 70%

4.5(11)

Rania Maxi Dress

Contrast Lace Bodice Bias Cowl Drop Waist Dress in Dark Pink

$

63.00

$~~119.95~~

You save 47%

4.9(74)

Talia Maxi Dress

Cowl Neck Low Back Dress in Hyper Tropical Print

$

39.00

$~~129.95~~

You save 70%

4.9(9)

Mimi Maxi Dress

Embroidered Cowl Neck High Split Dress in White

$

49.00

$~~119.95~~

You save 59%

5(4)

Caterina Maxi

Ruched Off Shoulder Mesh Dress in Sage

$

51.00

$~~129.95~~

You save 61%

5(21)

Nitha Maxi Dress

Asymmetrical Frill Thigh Split Dress in Red

$

37.00

$~~99.95~~

You save 63%

4.9(15)

Loralie Maxi Dress

V Neck Low Back Bodycon Dress in Black

$

33.00

$~~109.95~~

You save 70%

5(1)

Minnie Midi Dress

Drape Neck Satin Slip Dress in Butter Yellow

$

49.00

$~~119.95~~

You save 59%

4.9(73)

Khalani Maxi Dress

Deep V Neck Satin Slip Dress in Black

$

108.00

$~~119.95~~

You save 10%

5(1)

Gabrielle Midi Dress

Cap Sleeve Sweetheart Neck Bodycon Dress in Red

$

62.00

$~~109.95~~

You save 44%

Darcy Maxi Dress

One Shoulder Side Cut Out Gathered Dress in White

$

58.00

$~~129.95~~

You save 55%

4.9(25)