Shop formal dresses size 20

Sponsored
$129.99
$179.95
Plus Size Women's Glimmer Jacket Dress By Catherines In Champagne (Size 20 W)
Catherines
27% off
$129.99
$179.95
Plus Size Women's Glimmer Jacket Dress By Catherines In Champagne (Size 20 W)
Catherines
$89.99
$149.99
Plus Size Women's Lace Maxi Dress By Jessica London In Dark Berry (Size 20 W)
Jessica London
27
40% off
$89.99
$149.99
Plus Size Women's Lace Maxi Dress By Jessica London In Dark Berry (Size 20 W)
Jessica London
$69.99
$87.00
Women's Wedding Guest Cocktail Dress Elegant Midi Dress V-Neck Lace Short Sleeve Chiffon Flowy Navy Blue Evening Party Summer
LightInTheBox
19% off
$69.99
$87.00
Women's Wedding Guest Cocktail Dress Elegant Midi Dress V-Neck Lace Short Sleeve Chiffon Flowy Navy Blue Evening Party Summer
LightInTheBox
$129.00
R&M Richards Women's Beaded Neck 2 Piece Pant Set Black 20 Plus
Amazon.com
678
Free shipping
$129.00
R&M Richards Women's Beaded Neck 2 Piece Pant Set Black 20 Plus
Amazon.com
$40.60
$47.26
Plus Size Sequin Crew Neck Dress, Elegant Long Sleeve Bodycon Maxi Dress For Party & Banquet, Women's Plus Size Clothing, Embroidery, Bridesmaid
Temu US
5
14% off
$40.60
$47.26
Plus Size Sequin Crew Neck Dress, Elegant Long Sleeve Bodycon Maxi Dress For Party & Banquet, Women's Plus Size Clothing, Embroidery, Bridesmaid
Temu US
$111.99
$159.99
Plus Size Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size 1X, For Holiday Glam Or Red Carpet | Fashion Nova
Fashion Nova - New
30% off
$111.99
$159.99
Plus Size Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size 1X, For Holiday Glam Or Red Carpet | Fashion Nova
Fashion Nova - New
$89.99
$199.95
Plus Size Women's Masquerade Beaded Dress Set By Catherines In Rose (Size 20 W)
Catherines
54% off
$89.99
$199.95
Plus Size Women's Masquerade Beaded Dress Set By Catherines In Rose (Size 20 W)
Catherines
$89.99
$199.95
Plus Size Women's Masquerade Beaded Dress Set By Catherines In Grey (Size 20 W)
Catherines
54% off
$89.99
$199.95
Plus Size Women's Masquerade Beaded Dress Set By Catherines In Grey (Size 20 W)
Catherines
$68.99
$87.00
Women's Plain Half Sleeve Party Comfy Elegant Wedding Guest Cocktail Party Dress Midi Dress
LightInTheBox
20% off
$68.99
$87.00
Women's Plain Half Sleeve Party Comfy Elegant Wedding Guest Cocktail Party Dress Midi Dress
LightInTheBox
$51.83
$61.53
Elegant Plus Size V-Neck Evening Gown In Teal With Sequin Details - Sophisticated Tulle Overlay, Floor-Length Dress For Prom & Banquets
Temu US
2
15% off
$51.83
$61.53
Elegant Plus Size V-Neck Evening Gown In Teal With Sequin Details - Sophisticated Tulle Overlay, Floor-Length Dress For Prom & Banquets
Temu US
$13.82
$13.83
Elegant Plus Size Glitter V-Neck Dress - Long Sleeve, Bodycon Fit For Evening & Prom Gowns
Temu US
5
$13.82
$13.83
Elegant Plus Size Glitter V-Neck Dress - Long Sleeve, Bodycon Fit For Evening & Prom Gowns
Temu US
$200.87
Xscape Women's Square Neck Long Sleeve Beaded Contour Gown
Amazon.com
29
Free shipping
$200.87
Xscape Women's Square Neck Long Sleeve Beaded Contour Gown
Amazon.com
$50.99
$72.00
Women's Long Dress Maxi Dress Chiffon Dress A Line Dress Elegant Formal Party Wedding Guest Daily Regular Fit Floral Long Sleeve V Neck Fuchsia Summer
LightInTheBox
29% off
$50.99
$72.00
Women's Long Dress Maxi Dress Chiffon Dress A Line Dress Elegant Formal Party Wedding Guest Daily Regular Fit Floral Long Sleeve V Neck Fuchsia Summer
LightInTheBox
$45.99
Halter Jacquard Prom Dress Deep V Neck Satin Midi Dress A Line Wedding Dresses For Bride Formal Party Evening Gown
Amazon.com
9
$45.99
Halter Jacquard Prom Dress Deep V Neck Satin Midi Dress A Line Wedding Dresses For Bride Formal Party Evening Gown
Amazon.com
$71.99
Plus Size Women's Stretch Lace Shift Dress By Jessica London In Bright Lemon (Size 20)
Woman Within
$71.99
Plus Size Women's Stretch Lace Shift Dress By Jessica London In Bright Lemon (Size 20)
Woman Within
$159.00
JJ's House Mother Of The Bride Dress Dark Green Sleeveless Asymmetrical V-Neck A-Line Chiffon 2025
JJ’s House
$159.00
JJ's House Mother Of The Bride Dress Dark Green Sleeveless Asymmetrical V-Neck A-Line Chiffon 2025
JJ’s House
$111.99
$159.99
Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size XL, For Holiday Glam Or Red Carpet | Fashion Nova
Fashion Nova - New
30% off
$111.99
$159.99
Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size XL, For Holiday Glam Or Red Carpet | Fashion Nova
Fashion Nova - New
$89.00
JJ's House Dress Apricot Scoop A-Line 2025. Available In Regular, Petite & Plus Size.
JJ’s House
$89.00
JJ's House Dress Apricot Scoop A-Line 2025. Available In Regular, Petite & Plus Size.
JJ’s House
$54.00
JJ's House Dress Apricot V-Neck A-Line 2025. Available In Regular, Petite & Plus Size.
JJ’s House
$54.00
JJ's House Dress Apricot V-Neck A-Line 2025. Available In Regular, Petite & Plus Size.
JJ’s House
$169.99
Plus Size Women's 2-Piece Jacket Dress By Woman Within In Rose (Size 20 W)
Woman Within
$169.99
Plus Size Women's 2-Piece Jacket Dress By Woman Within In Rose (Size 20 W)
Woman Within
$74.99
Ever-Pretty Plus Size Floor Length Formal Evening Gowns For Weddings Party Dress In Sky Blue Size 20
Ever-Pretty US
$74.99
Ever-Pretty Plus Size Floor Length Formal Evening Gowns For Weddings Party Dress In Sky Blue Size 20
Ever-Pretty US
$137.99
Plus Size Women's Lace Popover Gown By Roaman's In Gunmetal (Size 20 W) Formal Evening
Roamans.com
$137.99
Plus Size Women's Lace Popover Gown By Roaman's In Gunmetal (Size 20 W) Formal Evening
Roamans.com
$59.99
$89.99
Plus Size Women's Ultrasmooth® Fabric Illusion Lace Swing Dress By Roaman's In Black (Size 18/20)
Roamans
33% off
$59.99
$89.99
Plus Size Women's Ultrasmooth® Fabric Illusion Lace Swing Dress By Roaman's In Black (Size 18/20)
Roamans
$185.25
$285.00
Sachin & Babi Chelsea One-Shoulder Gown In Champagne At Nordstrom, Size 20W
Nordstrom
35% off
$185.25
$285.00
Sachin & Babi Chelsea One-Shoulder Gown In Champagne At Nordstrom, Size 20W
Nordstrom
$74.99
Ever-Pretty Plus Size Floor Length Formal Evening Gowns For Weddings Party Dress In Gold Size 20
Ever-Pretty US
$74.99
Ever-Pretty Plus Size Floor Length Formal Evening Gowns For Weddings Party Dress In Gold Size 20
Ever-Pretty US
$74.99
Ever-Pretty Plus Size Floor Length Formal Evening Gowns For Weddings With Sleeves In Black Size 20
Ever-Pretty US
$74.99
Ever-Pretty Plus Size Floor Length Formal Evening Gowns For Weddings With Sleeves In Black Size 20
Ever-Pretty US
$39.99
Plus Size Women's Stretch Knit Three-Quarter Sleeve T-Shirt Dress By Jessica London In Aqua Sea (Size 20 W)
Woman Within
$39.99
Plus Size Women's Stretch Knit Three-Quarter Sleeve T-Shirt Dress By Jessica London In Aqua Sea (Size 20 W)
Woman Within
$258.00
Pisarro Nights Beaded Mesh Mock Two-Piece Evening Dress In New Peach At Nordstrom, Size 20
Nordstrom
$258.00
Pisarro Nights Beaded Mesh Mock Two-Piece Evening Dress In New Peach At Nordstrom, Size 20
Nordstrom
$229.99
$309.99
Plus Size Women's Embellished Gown With Shawl By Roaman's In Silver Shimmer (Size 20 W)
Roamans
25% off
$229.99
$309.99
Plus Size Women's Embellished Gown With Shawl By Roaman's In Silver Shimmer (Size 20 W)
Roamans
$499.00
Sydney's Closet Floral Strapless Sweetheart Neckline Plus Size A-Line Gown In Multi Floral At Nordstrom, Size 14
Nordstrom
$499.00
Sydney's Closet Floral Strapless Sweetheart Neckline Plus Size A-Line Gown In Multi Floral At Nordstrom, Size 14
Nordstrom
$46.98
Rotita Patchwork Dusty Blue Flowy Soft Light Weight Layered High Low Bishop Sleeve Cocktail Long Scoop Neck Jumpsuit - XXL
Rotita.com
$46.98
Rotita Patchwork Dusty Blue Flowy Soft Light Weight Layered High Low Bishop Sleeve Cocktail Long Scoop Neck Jumpsuit - XXL
Rotita.com
$189.00
Plus Size - Smocked Sleeve Midi Dress - Floral Paisley - Black/Pink/Ivory - 20 Talbots
Talbots
$189.00
Plus Size - Smocked Sleeve Midi Dress - Floral Paisley - Black/Pink/Ivory - 20 Talbots
Talbots
$269.00
Xscape Plus Size Embroidered Illusion Gown - Navy/Gold - Size 20W
Macy's
Free shipping
$269.00
Xscape Plus Size Embroidered Illusion Gown - Navy/Gold - Size 20W
Macy's
$137.99
$229.99
Plus Size Women's Lace Popover Gown By Roaman's In Gunmetal (Size 20 W) Formal Evening
fullbeauty
40% off
$137.99
$229.99
Plus Size Women's Lace Popover Gown By Roaman's In Gunmetal (Size 20 W) Formal Evening
fullbeauty
$119.99
$169.99
Plus Size Women's 2-Piece Jacket Dress By Woman Within In Rose (Size 38 W)
fullbeauty
29% off
$119.99
$169.99
Plus Size Women's 2-Piece Jacket Dress By Woman Within In Rose (Size 38 W)
fullbeauty
$199.00
Azazie A-Line/Princess Boat Neck Floor-Length Chiffon Mother Of The Bride Dresses, Dark Navy
Azazie.com
Free shipping
$199.00
Azazie A-Line/Princess Boat Neck Floor-Length Chiffon Mother Of The Bride Dresses, Dark Navy
Azazie.com
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    Shop formal dresses size 20

    Sponsored
    $129.99
    $179.95
    Plus Size Women's Glimmer Jacket Dress By Catherines In Champagne (Size 20 W)
    Catherines
    27% off
    $129.99
    $179.95
    Plus Size Women's Glimmer Jacket Dress By Catherines In Champagne (Size 20 W)
    Catherines
    $89.99
    $149.99
    Plus Size Women's Lace Maxi Dress By Jessica London In Dark Berry (Size 20 W)
    Jessica London
    27
    40% off
    $89.99
    $149.99
    Plus Size Women's Lace Maxi Dress By Jessica London In Dark Berry (Size 20 W)
    Jessica London
    $69.99
    $87.00
    Women's Wedding Guest Cocktail Dress Elegant Midi Dress V-Neck Lace Short Sleeve Chiffon Flowy Navy Blue Evening Party Summer
    LightInTheBox
    19% off
    $69.99
    $87.00
    Women's Wedding Guest Cocktail Dress Elegant Midi Dress V-Neck Lace Short Sleeve Chiffon Flowy Navy Blue Evening Party Summer
    LightInTheBox
    $129.00
    R&M Richards Women's Beaded Neck 2 Piece Pant Set Black 20 Plus
    Amazon.com
    678
    Free shipping
    $129.00
    R&M Richards Women's Beaded Neck 2 Piece Pant Set Black 20 Plus
    Amazon.com
    $40.60
    $47.26
    Plus Size Sequin Crew Neck Dress, Elegant Long Sleeve Bodycon Maxi Dress For Party & Banquet, Women's Plus Size Clothing, Embroidery, Bridesmaid
    Temu US
    5
    14% off
    $40.60
    $47.26
    Plus Size Sequin Crew Neck Dress, Elegant Long Sleeve Bodycon Maxi Dress For Party & Banquet, Women's Plus Size Clothing, Embroidery, Bridesmaid
    Temu US
    $111.99
    $159.99
    Plus Size Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size 1X, For Holiday Glam Or Red Carpet | Fashion Nova
    Fashion Nova - New
    30% off
    $111.99
    $159.99
    Plus Size Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size 1X, For Holiday Glam Or Red Carpet | Fashion Nova
    Fashion Nova - New
    $89.99
    $199.95
    Plus Size Women's Masquerade Beaded Dress Set By Catherines In Rose (Size 20 W)
    Catherines
    54% off
    $89.99
    $199.95
    Plus Size Women's Masquerade Beaded Dress Set By Catherines In Rose (Size 20 W)
    Catherines
    $89.99
    $199.95
    Plus Size Women's Masquerade Beaded Dress Set By Catherines In Grey (Size 20 W)
    Catherines
    54% off
    $89.99
    $199.95
    Plus Size Women's Masquerade Beaded Dress Set By Catherines In Grey (Size 20 W)
    Catherines
    $68.99
    $87.00
    Women's Plain Half Sleeve Party Comfy Elegant Wedding Guest Cocktail Party Dress Midi Dress
    LightInTheBox
    20% off
    $68.99
    $87.00
    Women's Plain Half Sleeve Party Comfy Elegant Wedding Guest Cocktail Party Dress Midi Dress
    LightInTheBox
    $51.83
    $61.53
    Elegant Plus Size V-Neck Evening Gown In Teal With Sequin Details - Sophisticated Tulle Overlay, Floor-Length Dress For Prom & Banquets
    Temu US
    2
    15% off
    $51.83
    $61.53
    Elegant Plus Size V-Neck Evening Gown In Teal With Sequin Details - Sophisticated Tulle Overlay, Floor-Length Dress For Prom & Banquets
    Temu US
    $13.82
    $13.83
    Elegant Plus Size Glitter V-Neck Dress - Long Sleeve, Bodycon Fit For Evening & Prom Gowns
    Temu US
    5
    $13.82
    $13.83
    Elegant Plus Size Glitter V-Neck Dress - Long Sleeve, Bodycon Fit For Evening & Prom Gowns
    Temu US
    $200.87
    Xscape Women's Square Neck Long Sleeve Beaded Contour Gown
    Amazon.com
    29
    Free shipping
    $200.87
    Xscape Women's Square Neck Long Sleeve Beaded Contour Gown
    Amazon.com
    $50.99
    $72.00
    Women's Long Dress Maxi Dress Chiffon Dress A Line Dress Elegant Formal Party Wedding Guest Daily Regular Fit Floral Long Sleeve V Neck Fuchsia Summer
    LightInTheBox
    29% off
    $50.99
    $72.00
    Women's Long Dress Maxi Dress Chiffon Dress A Line Dress Elegant Formal Party Wedding Guest Daily Regular Fit Floral Long Sleeve V Neck Fuchsia Summer
    LightInTheBox
    $45.99
    Halter Jacquard Prom Dress Deep V Neck Satin Midi Dress A Line Wedding Dresses For Bride Formal Party Evening Gown
    Amazon.com
    9
    $45.99
    Halter Jacquard Prom Dress Deep V Neck Satin Midi Dress A Line Wedding Dresses For Bride Formal Party Evening Gown
    Amazon.com
    $71.99
    Plus Size Women's Stretch Lace Shift Dress By Jessica London In Bright Lemon (Size 20)
    Woman Within
    $71.99
    Plus Size Women's Stretch Lace Shift Dress By Jessica London In Bright Lemon (Size 20)
    Woman Within
    $159.00
    JJ's House Mother Of The Bride Dress Dark Green Sleeveless Asymmetrical V-Neck A-Line Chiffon 2025
    JJ’s House
    $159.00
    JJ's House Mother Of The Bride Dress Dark Green Sleeveless Asymmetrical V-Neck A-Line Chiffon 2025
    JJ’s House
    $111.99
    $159.99
    Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size XL, For Holiday Glam Or Red Carpet | Fashion Nova
    Fashion Nova - New
    30% off
    $111.99
    $159.99
    Metallic Long Sleeve Sequin Deep V-Neck, Delani Maxi Dress In Gold, Size XL, For Holiday Glam Or Red Carpet | Fashion Nova
    Fashion Nova - New
    $89.00
    JJ's House Dress Apricot Scoop A-Line 2025. Available In Regular, Petite & Plus Size.
    JJ’s House
    $89.00
    JJ's House Dress Apricot Scoop A-Line 2025. Available In Regular, Petite & Plus Size.
    JJ’s House