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

Caterina Maxi

Ruched Off Shoulder Mesh Dress in Sage

$

51.00

$~~129.95~~

You save 61%

5(21)

Rania Maxi Dress

Contrast Lace Bodice Bias Cowl Drop Waist Dress in Dark Pink

$

63.00

$~~119.95~~

You save 47%

4.9(73)

Aluna Midi Dress

High Neck Cross Back Satin Slip Dress in Olive

$

58.00

$~~119.95~~

You save 52%

5(9)

Aimee Maxi Dress

Mandarin Collar Gold Button Gathered Waist Leg Split Dress in Black

$

105.00

$~~139.95~~

You save 25%

5(2)

Soft Petal Midi Dress

Cowl Crossover Back Dress in Cornflower Blue

$

45.00

$~~109.95~~

You save 59%

4.9(12)

Darcy Maxi Dress

One Shoulder Side Cut Out Gathered Dress in White

$

58.00

$~~129.95~~

You save 55%

4.9(25)

Adana Maxi Dress

Lace Fit And Flare Dress in White

$

42.00

$~~139.95~~

You save 70%

4.8(5)

Roseville Midi

Wrap Front Halter Dress with Hardware Detail in White

$

90.00

$~~119.95~~

You save 25%

Adana Maxi Dress

Lace Fit And Flare Dress in Black

$

70.00

$~~139.95~~

You save 50%

4.8(5)

Teagan Midi Dress

Bodycon Ruched Asymmetric Strap Rosette Dress in Black

$

62.00

$~~109.95~~

You save 44%

4.9(7)

Wenalyn Midi Dress

Cowl Neck Draped Dress in Wine

$

25.00

$~~109.95~~

You save 77%

Frederica Maxi Dress

Gathered Halter Neck Godet Dress in Red

$

90.00

$~~119.95~~

You save 25%

5(2)

Joyce Maxi Dress

Heat Press Strapless Dress in Black

$

46.00

$~~129.95~~

You save 65%

Caterina Maxi

Ruched Off Shoulder Mesh Dress in Black

$

63.00

$~~129.95~~

You save 52%

5(21)

Keithy Maxi Dress

Rosette Halter Neck Slip Dress in Lemon

$

43.00

$~~99.95~~

You save 57%

4(1)

Aletta Maxi Dress

Cowl Cross Back Dress in Ebony Burn Out Floral

$

42.00

$~~139.95~~

You save 70%

4.8(195)

Kendall Maxi Dress

Satin Scoop Neck Low Back Bias Cut Dress in Blue

$

55.00

$~~99.95~~

You save 45%

Maria Midi Dress

One Shoulder High Slip Leg in Red Floral

$

36.00

$~~99.95~~

You save 64%

Sonya Maxi Dress

Cowl Neck Asymmetric Fit And Flare Dress in Sage

$

105.00

$~~139.95~~

You save 25%

4.4(7)

Aretha Midi Dress

Square Neckline High Split Dress in Mocha

$

54.00

$~~109.95~~

You save 51%

5(6)

Coming For You Midi Dress

Mesh Dress in White Mesh

$

24.00

$~~79.95~~

You save 70%

4.8(30)

Fatima Midi Dress

Bodycon Strapless Dress in Fuchsia

$

34.00

$~~99.95~~

You save 66%

Rhyanna Maxi Dress

Twist Front Strapless Dress in Emerald

$

39.00

$~~109.95~~

You save 65%

4.8(10)

Sandy Midi Dress

Halter Plunge Fit And Flare Dress in Black

$

55.00

$~~99.95~~

You save 45%

5(5)

Davie Midi Dress

Metallic One Shoulder Front Wrap Dress in Soft Pink

$

37.00

$~~99.95~~

You save 63%

4.8(8)

Angelique Maxi Dress

Lace Trim Dress in Black

$

46.00

$~~109.95~~

You save 58%

Isabel Midi Dress

Twist Off Shoulder Bodycon Dress in Lemon

$

39.00

$~~109.95~~

You save 65%

5(22)

Hathaway Maxi Dress

Strapless Straight Neck Twist Front Split in Navy

$

60.00

$~~119.95~~

You save 50%

Charlie Midi Dress

V Neck Low Back Frill Detail Dress in Watercolour Floral

$

55.00

$~~99.95~~

You save 45%

Marga Midi Dress

Plunge Ruffle Detail Cut Out Dress in Petal Paradise

$

42.00

$~~139.95~~

You save 70%

4.9(7)