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Long Formal Wedding Guest Dresses

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There’s something undeniably elegant about a long dress at a wedding. It feels intentional—like you’ve shown up to celebrate with care, not just to attend. A floor-length formal gown adds weight to the moment without ever feeling heavy. It offers coverage, flow, and just enough drama to feel special—but never out of place.

When the invitation says formal and the venue calls for a little more effort, these dresses make sure you get it just right.

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All Formal Plus Size Petite
Plus Size Women's Embroidery Evening Dresses with Short Sleeve #color_Black & Gold Plus Size Women's Embroidery Evening Dresses with Short Sleeve #color_Black & Gold

+ 19

pretty SAPHIR
Plus Size Women's Embroidery Evening Dresses with Short Sleeve
From $79.99 $94.99
Women's A-Line Sequin Leaf Maxi Prom Dress with Sleeves #color_Gold Women's A-Line Sequin Leaf Maxi Prom Dress with Sleeves #color_Gold

+ 19

ever SAPHIR
Women's A-Line Sequin Leaf Maxi Prom Dress with Sleeves
From $79.99 $94.99
Stylish Plus Size Chiffon Formal Evening Dresses with Long Lantern Sleeves #color_Navy Blue Stylish Plus Size Chiffon Formal Evening Dresses with Long Lantern Sleeves #color_Navy Blue

+ 16

pretty AMOUR
Stylish Plus Size Chiffon Formal Evening Dresses with Long Lantern Sleeves
From $79.99 $94.99
Long Chiffon Empire Waist Bridesmaid Dress with Short Flutter Sleeves #color_Dusty Blue Long Chiffon Empire Waist Bridesmaid Dress with Short Flutter Sleeves #color_Dusty Blue

+ 19

ever SERENNE
Long Chiffon Empire Waist Bridesmaid Dress with Short Flutter Sleeves
From $73.99
Plus Size V-Neck Shiny Puff Sleeve Evening Dress for Women #color_Dark Green Plus Size V-Neck Shiny Puff Sleeve Evening Dress for Women #color_Dark Green

+ 5

Plus Size V-Neck Shiny Puff Sleeve Evening Dress for Women
$49.99 $77.99
Simple Plus Size Lace Evening Dress with Half Sleeves #color_Navy Blue Simple Plus Size Lace Evening Dress with Half Sleeves #color_Navy Blue

+ 15

pretty FAUN
Simple Plus Size Lace Evening Dress with Half Sleeves
$93.99
Plus Size Sleeveless V-Neck Semi-Formal Chiffon Bridesmaid Dress #color_Black Plus Size Sleeveless V-Neck Semi-Formal Chiffon Bridesmaid Dress #color_Black

+ 15

Plus Size Sleeveless V-Neck Chiffon Semi Formal Maxi Dress
From $49.99 $72.99
Sleeveless V-Neck Plain Maxi Chiffon Bridesmaid Dress #color_Purple Orchid Sleeveless V-Neck Plain Maxi Chiffon Bridesmaid Dress #color_Purple Orchid

+ 4

Sleeveless V-Neck Plain Chiffon Maxi Bridesmaid Dress
$49.99 $72.99
Women's Sexy Long Sleeve V-Neck Shiny Evening Dress #color_Black Women's Sexy Long Sleeve V-Neck Shiny Evening Dress #color_Black

+ 5

Women's Sexy Long Sleeve V-Neck Shiny Evening Dress
$49.99 $77.99
Elegant Double V Neck Velvet Party Dress with Sleeves #color_Black Elegant Double V Neck Velvet Party Dress with Sleeves #color_Black

+ 7

ever REINE
Elegant Double V Neck Velvet Evening Dress with Sleeves
From $72.99 $79.99
Women's Off Shoulder Ruffle Thigh Split Bridesmaid Dresses #Color_Burgundy Women's Off Shoulder Ruffle Thigh Split Bridesmaid Dresses #Color_Burgundy

+ 16

Women's Off Shoulder Ruffle Thigh Slit Bridesmaid Dresses
From $62.99 $73.99
Pleated One Shoulder Long Chiffon Evening Dress #color_Black Pleated One Shoulder Long Chiffon Evening Dress #color_Black

+ 9

Pleated One Shoulder Long Chiffon Formal Evening Dress
$49.99 $81.99
Trendy Round Neck Long Bodycon Evening Dress with Sleeves #color_Black Trendy Round Neck Long Bodycon Evening Dress with Sleeves #color_Black

+ 4

ever VICOTIRE
Trendy Round Neck Bodycon Wedding Guest Dress with Sleeves
$77.99
Delivery Within 4 Business Days
Plus Size Sequin Bodice Long Formal Evening Dresses #color_Gold Plus Size Sequin Bodice Long Formal Evening Dresses #color_Gold

+ 12

pretty SAPHIR
Plus Size Sequin Bodice Long Formal Evening Dresses
$79.99 $94.99
Plus Size Glitter V-Neck High Slit Sequin Shoulder Strap Evening Dress #color_Black Plus Size Glitter V-Neck High Slit Sequin Shoulder Strap Evening Dress #color_Black

+ 8

pretty NOIRE
Plus Size Glitter V-Neck High Slit Sequin Shoulder Strap Evening Dress
From $59.99 $88.99
Pleated Sleeveless V-Neck Chiffon Maxi Dress #color_Black Pleated Sleeveless V-Neck Chiffon Maxi Dress #color_Black

+ 7

Pleated Sleeveless V-Neck Chiffon Maxi Dress
$49.99 $72.99
Plus Size Floral Applique Short Sleeve A-Line Chiffon Evening Dress #color_Black Plus Size Floral Applique Short Sleeve A-Line Chiffon Evening Dress #color_Black

+ 16

pretty IVYROSE
Plus Size Floral Applique Short Sleeve A-Line Chiffon Formal Evening Dress
$78.99 $86.99
See-Througth Puff Sleeve Chiffon Plus Size Bridesmaid Dress #color_Black See-Througth Puff Sleeve Chiffon Plus Size Bridesmaid Dress #color_Black

+ 19

pretty CELESTE
Plus Size See-Through Puff Sleeve Chiffon Mother Dress
From $77.99 $89.99
Delivery Within 4 Business Days
Vintage Plus Size Velvet Maxi Evening Dress #color_Dark Green Vintage Plus Size Velvet Maxi Evening Dress #color_Dark Green

+ 7

pretty REINE
Vintage Plus Size Velvet Maxi Evening Dress
$72.99 $79.99
Plus Size Shiny V Neck Side Split Formal Evening Dress #color_Black Plus Size Shiny V Neck Side Split Formal Evening Dress #color_Black

+ 8

Plus Size Shiny V Neck Side Slit Formal Evening Dress
$49.99 $74.99
Plus Size Deep V Neck Lace Bodice Long Flowy Evening Dress #color_Dark Purple Plus Size Deep V Neck Lace Bodice Long Flowy Evening Dress #color_Dark Purple

+ 4

Plus Size Deep V Neck Lace Bodice Long Flowy Evening Dress
$64.99 $96.99
Plus Size Cold Shoulder Formal Bridesmaid Dress with Side Slit #color_Pink Plus Size Cold Shoulder Formal Bridesmaid Dress with Side Slit #color_Pink

+ 20

pretty REYA
Plus Size Cold Shoulder Formal Bridesmaid Dress with Side Slit
$64.99 $74.99
Sweet Pleated Bodice One Shoulder Chiffon Bridesmaid Dress #color_Pink Sweet Pleated Bodice One Shoulder Chiffon Bridesmaid Dress #color_Pink

+ 7

ever JAYLEEN
Sweet Pleated Bodice One Shoulder Chiffon Bridesmaid Dress
From $78.99 $89.99
Floor Length Double V Neck Tulle Bridesmaid Dresses #color_Purple Orchid Floor Length Double V Neck Tulle Bridesmaid Dresses #color_Purple Orchid

+ 7

Floor Length Double V Neck Tulle Bridesmaid Dresses
$69.99 $79.99
Plus Size Empire Waist Chiffon Formal Maxi Evening Dress #color_Dusty Blue Plus Size Empire Waist Chiffon Formal Maxi Evening Dress #color_Dusty Blue

+ 9

pretty AMBRYN
Plus Size Empire Waist Chiffon Formal Maxi Evening Dress
$82.99 $89.99
Plus Size Off the Shoulder Formal Bridesmaid Dress with Thigh Split #color_Mint Green Plus Size Off the Shoulder Formal Bridesmaid Dress with Thigh Split #color_Mint Green

+ 25

ever ÉMILE
Plus Size Off the Shoulder Formal Bridesmaid Dress with Thigh Split
$62.99 $73.99
Women's A-Line Empire Waist Maxi Chiffon Evening Dress #color_Navy Blue Women's A-Line Empire Waist Maxi Chiffon Evening Dress #color_Navy Blue

+ 9

ever AMBRYN
Women's A-Line Empire Waist Maxi Chiffon Evening Dress
$82.99 $89.99
Short Sleeve V-Neck Sequin Chiffon A-Line Mother of the Bride Dress #Color_Burgundy Short Sleeve V-Neck Sequin Chiffon A-Line Mother of the Bride Dress #Color_Burgundy

+ 6

ever HAZEL
Short Sleeve V-Neck Sequin Chiffon A-Line Mother of the Bride Dress
$88.99
Women's A-Line Short Sleeve Embroidery Floor Length Evening Dresses #color_Black Women's A-Line Short Sleeve Embroidery Floor Length Evening Dresses #color_Black

+ 8

ever SAPHIR
Women's A-Line Short Sleeve Embroidery Floor Length Evening Dresses
$79.99 $94.99
Women's Floor-Length Plus Size Formal Bridesmaid Dress with Short Sleeve #color_Pink Women's Floor-Length Plus Size Formal Bridesmaid Dress with Short Sleeve #color_Pink

+ 13

pretty MISTE
Women's Floor-Length Plus Size Formal Bridesmaid Dress with Short Sleeve
$76.99 $86.99
Plus Size Open Lantern Sleeve A-Line Bridesmaid Dress #color_Black Plus Size Open Lantern Sleeve A-Line Bridesmaid Dress #color_Black

+ 14

pretty IVORY
Plus Size Open Lantern Sleeve A-Line Bridesmaid Dress
$79.99
Elegant Maxi Long Lace Cap Sleeve Bridesmaid Dress #color_Dusty Blue Elegant Maxi Long Lace Cap Sleeve Bridesmaid Dress #color_Dusty Blue

+ 17

Elegant Maxi Long Lace Cap Sleeve Bridesmaid Dress
From $89.99
Simple Plus Size Bodycon Maxi Mermaid Formal Evening Dress #color_Navy Blue Simple Plus Size Bodycon Maxi Mermaid Formal Evening Dress #color_Navy Blue

+ 5

pretty VICOTIRE
Simple Plus Size Bodycon Maxi Mermaid Wedding Guest Dress
$77.99
Plus Size Elegant Maxi Long Lace Cap Sleeve Bridesmaid Dress #color_Burnt Orange Plus Size Elegant Maxi Long Lace Cap Sleeve Bridesmaid Dress #color_Burnt Orange

+ 17

Plus Size Elegant Maxi Long Lace Cap Sleeve Bridesmaid Dress
From $89.99
Open Lantern Sleeve A-Line Bridesmaid Dress #color_Burgundy Open Lantern Sleeve A-Line Bridesmaid Dress #color_Burgundy

+ 14

ever IVORY
Open Lantern Sleeve A-Line Bridesmaid Dress
$79.99
Double V-Neck Floor-Length Short Sleeve Tulle Bridesmaid Dresses #color_Pink Double V-Neck Floor-Length Short Sleeve Tulle Bridesmaid Dresses #color_Pink

+ 14

ever MISTE
Double V-Neck Floor-Length Short Sleeve Tulle Bridesmaid Dresses
From $76.99 $86.99
Plus Size Chiffon One Shoulder Formal Evening Dresses for Women #color_Green Bean Plus Size Chiffon One Shoulder Formal Evening Dresses for Women #color_Green Bean

+ 5

Plus Size Chiffon One Shoulder Formal Evening Dresses for Women
$49.99 $81.99
Plus Size Glitter Bat-Wing Sleeve Waist-Cinching Mermaid Evening Dress #color_Black Plus Size Glitter Bat-Wing Sleeve Waist-Cinching Mermaid Evening Dress #color_Black

+ 3

pretty LUXE
Plus Size Glitter Bat-Wing Sleeve Waist-Cinching Mermaid Evening Dress
$64.99 $79.99
Plus Size Elegant Round Neck Bodycon Floor-Length Buttock Mother Dress #color_Navy Blue Plus Size Elegant Round Neck Bodycon Floor-Length Buttock Mother Dress #color_Navy Blue

+ 4

pretty CELINE
Plus Size Lace Sequin Shirt Floor-Length Mother Dress
$79.99 $87.99
Double V Neck Long Lace Evening Dress with Ruffle Sleeves #color_White Double V Neck Long Lace Evening Dress with Ruffle Sleeves #color_White

+ 5

Double V Neck Long Lace Evening Dress with Ruffle Sleeves
$69.99 $76.99
Floor Length V Neck Shiny Evening Dress with Side Split #color_Teal Floor Length V Neck Shiny Evening Dress with Side Split #color_Teal

+ 6

Floor Length V Neck Shiny Evening Dress with Side Slit
$49.99 $74.99
Classic Round Neck V Back Lace Bodice Bridesmaid Dress #color_Burgundy Classic Round Neck V Back Lace Bodice Bridesmaid Dress #color_Burgundy

+ 8

Classic Round Neck V Back Lace Bodice Bridesmaid Dress
$48.99 $89.99
See-Through Floor Length Lace Chiffon Evening Dress with Half Sleeve #color_Black See-Through Floor Length Lace Chiffon Evening Dress with Half Sleeve #color_Black

+ 15

ever FAUN
See-Through Floor Length Lace Chiffon Evening Dress with Half Sleeve
From $93.99
Elegant Paillette & Chiffon V-Neck A-Line Sleeveless Plus Size Evening Dresses #color_Dusty Blue Elegant Paillette & Chiffon V-Neck A-Line Sleeveless Plus Size Evening Dresses #color_Dusty Blue

+ 7

Elegant Paillette & Chiffon V-neck A-line Sleeveless Plus Size Formal Evening Dresses
$72.99 $79.99
Maxi Lace Cap Sleeve Long Formal Evening Dress #color_Burgundy Maxi Lace Cap Sleeve Long Formal Evening Dress #color_Burgundy

+ 9

Maxi Lace Cap Sleeve Long Formal Evening Dress
From $89.99
Elegant Paillette & Chiffon V-Neck A-Line Sleeveless Plus Size Evening Dresses #color_Navy Blue Elegant Paillette & Chiffon V-Neck A-Line Sleeveless Plus Size Evening Dresses #color_Navy Blue

+ 7

Sexy High-Low Maxi Chiffon Evening Dresses with Sequin
$72.99 $79.99
Plus Size Classic Round Neck V Back A-Line Chiffon Bridesmaid Dresses with Lace #color_Blush Plus Size Classic Round Neck V Back A-Line Chiffon Bridesmaid Dresses with Lace #color_Blush

+ 10

Plus Size Classic Round Neck V Back A-Line Chiffon Bridesmaid Dresses with Lace
$48.99 $89.99
Plus Size Simple Chiffon Pleated A-Line Round Neckline Bridesmaid Dress #color_Pink Plus Size Simple Chiffon Pleated A-Line Round Neckline Bridesmaid Dress #color_Burgundy

+ 8

pretty KIMORA
Plus Size Simple Chiffon Pleated A-Line Round Neckline Bridesmaid Dress
$66.99 $72.99

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