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

Lioness - Field Of Dreams Maxi Dress

In Oatmeal

$

61.00

$~~109.95~~

You save 45%

Regine Maxi Dress

Satin Slip Dress with Key Hole Front in Blue

$

70.00

$~~99.95~~

You save 30%

Cardi Maxi Dress

Ruched Mesh High Leg Split Dress in Pink

$

73.00

$~~129.95~~

You save 44%

Kendall Maxi Dress

Satin Scoop Neck Low Back Bias Cut Dress in Blue

$

55.00

$~~99.95~~

You save 45%

Cariela Maxi Dress

Plunge Neck Satin Dress in Navy

$

117.00

$~~129.95~~

You save 10%

Isabel Midi Dress

Twist Off Shoulder Bodycon Dress in Lemon

$

54.00

$~~109.95~~

You save 51%

Palmer Maxi Dress

Ruffle Strap High Split Dress in Orange

$

37.00

$~~109.95~~

You save 66%

Harmony Maxi Dress

Floral Detail Cup Bust Satin Dress in Citrus

$

58.00

$~~129.95~~

You save 55%

Rumi Maxi Dress

Ruched Bodice Satin Dress in Chocolate

$

117.00

$~~129.95~~

You save 10%

Runaway The Label - Denver Maxi Dress

In Red

$

57.00

$~~139.95~~

You save 59%

Genie Maxi Dress

Off The Shoulder Dress in Orange

$

98.00

$~~119.95~~

You save 18%

Lara Midi Dress

Asymmetrical Ruched Mesh Dress in Chocolate

$

99.00

$~~109.95~~

You save 10%

Jamie Maxi Dress

Strapless Ruched Fitted Column Dress in Mocha

$

73.00

$~~129.95~~

You save 44%

Magnolia Midi Dress

Scoop Neck Bodycon Dress in Black

$

117.00

$~~129.95~~

You save 10%

Riley Maxi Dress

Gathered Over Bust Dress in Chocolate

$

99.00

$~~109.95~~

You save 10%

Isabel Midi Dress

Twist Off Shoulder Bodycon Dress in Red

$

62.00

$~~109.95~~

You save 44%

Hathaway Maxi Dress

U Shaped Neck Pleated Dress in Chocolate

$

63.00

$~~129.95~~

You save 52%

Caterina Maxi

Ruched Off Shoulder Mesh Dress in Black

$

63.00

$~~129.95~~

You save 52%

Merrick Maxi Dress

Sweetheart Corset Front Tiered Maxi Dress in Ice Blue

$

91.00

$~~129.95~~

You save 30%

Esmeralda Maxi Dress

Low Cowl Halter Lace Fit And Flare Dress in Black

$

39.00

$~~109.95~~

You save 65%

Big Ideas Midi Dress

V Neck Thigh Split Dress in White

$

63.00

$~~89.95~~

You save 30%

Minnie Midi Dress

Drape Neck Satin Slip Dress in Purple

$

108.00

$~~119.95~~

You save 10%

Hanna Maxi Dress

Satin Cowl Neck Low Back Dress in Sage

$

40.00

$~~119.95~~

You save 67%

Sharley Midi Dress

Diamante Detail Pencil Dress in Black

$

108.00

$~~119.95~~

You save 10%

Nala Maxi Dress

Sequin Cowl Neck High Split Dress in Gold

$

105.00

$~~139.95~~

You save 25%

Keithy Maxi Dress

Rosette Halter Neck Slip Dress in Lemon

$

43.00

$~~99.95~~

You save 57%

How Will I Know Midi Dress

Wrap Waist Tie Tulip Hem Dress in Copper

$

42.00

$~~139.95~~

You save 70%

Lula Maxi Dress

Cowl Neck Thigh Split Dress in Adeana Print

$

67.00

$~~119.95~~

You save 44%

Rhianne Midi Dress

Twist Halter Neck Open Back Satin Dress in Light Blue

$

44.00

$~~119.95~~

You save 63%

Artelia Midi Dress

V Neck Long Sleeve Slip Dress in Emerald

$

70.00

$~~99.95~~

You save 30%