Plus Size Maxi Dresses

Plus Size Maxi Dresses

Bring in summer with a statement maxi dress. Bonmarché's range of plus size maxi dresses provide all the glam and comfort you need. Whether short or long sleeve, our maxi dresses are a wardrobe staple. Available in sizes 18-28.
27 products found
  • Fall back on this maxi dress made from soft and stretchy jersey for times where you want to look fashionable but stay comfy. The flattering design is covered in a fun print for a bold look. It is topped with a classic rounded neckline and finished in an eye-catching frilled hem. Wear it with sandals for stylish days at the beach.
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  • Make sunny day dressing a breeze with this maxi dress featuring a pretty, all-over multicoloured striped print. It has a panelled, tiered look that gives it a slightly flared shape, as well as dainty button fastenings that run halfway down the front. Its slim shoulder straps are adjustable at the back, which is elasticated for comfort, so you can get the fit just right.
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  • £38.00
    £19.00
    This fabulous sleeveless dress features an all-over tiger stripe print, perfect for creating a dramatic holiday outfit. With its flowing maxi shape, it gives great coverage from the warm sun, while the V neckline makes for a flattering finish. It comes in a choice of lengths, so you can find your perfect fit. Wear it with sandals and a statement necklace for an eye-catching look.
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  • £11.00 - £19.00
    Head-turning printwork is really on trend right now and, with a combination of a bold animal print and a tropical floral pattern, this dress makes an instant style statement. To make sure it is the perfect match for your height, it comes in a choice of lengths. Its sleeveless, maxi shape is topped with a V neckline, and you can cinch it at the waist with the matching tie belt.
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  • Fall back on this maxi dress made from soft and stretchy jersey for times where you want to look fashionable but stay comfy. The flattering design is covered in a fun print for a bold look. It is topped with a classic rounded neckline and finished in an eye-catching frilled hem. Wear it with sandals for stylish days at the beach.
    Review Rating
  • Fall back on this maxi dress made from soft and stretchy jersey for times where you want to look fashionable but stay comfy. The flattering design is covered in a fun print for a bold look. It is topped with a classic rounded neckline and finished in an eye-catching frilled hem. Wear it with sandals for stylish days at the beach.
    Review Rating
  • When warm weather calls for breezy dressing, turn to this lightweight Isla & Rose maxi dress. It has a loose and flowing shape that skims over your figure and gives you plenty of room to move. It is also made from a smooth viscose fabric that is naturally stretchy. The all-over tie-dye pattern toes the line between smart and casual: just add a blazer and heels in the evening or a floppy hat and sandals for an easy boho outfit.
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  • Sunny days are made for this elegant maxi dress that flatters all figures. Find the right match for your height by choosing from different lengths. The lightweight, double-layered fabric has a beautifully flowing look as you move, and the design features a bold, all-over tile print in a pretty mix of patterns.
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  • Tonal tassel details dropping down from a cut-out neckline create a distinctive decorative touch on this delightful dress. The summery style features an all-over abstract print in earthy tones, which taps into the trend for all things boho. For a relaxed look, it has a sleeveless shape that falls to a maxi length. Make it your new go-to for holidays or for weekend strolls in the sun.
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  • £25.00
    £20.00
    Bright, beautiful and bold enough for any beach holiday, this web exclusive maxi dress is a summer essential. The skirt has a tiered design at the bottom for a playful and stylish look, while the bust is shirred for extra stretch and comfort. It has detachable straps, so you can wear it in a bandeau style for a glamorous look.
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  • Fall back on this maxi dress made from soft and stretchy jersey for times where you want to look fashionable but stay comfy. The flattering design is covered in a fun print for a bold look. It is topped with a classic rounded neckline and finished in an eye-catching frilled hem. Wear it with sandals for stylish days at the beach.
    Review Rating
  • £25.00
    £20.00
    Show your true stripes on holiday in this web exclusive maxi-length dress. With a rich purple zebra print on a white base, it is both fun and feminine: exactly what your warm-weather wardrobe should be. The lightweight viscose material keeps you cool and comfy. To bring your look together, a knotted front just below the V neckline helps to draw the eye.
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  • This beautiful maxi dress features an all-over bold Havana print that will add a tropical touch to your sunny-day collection. This tie-waist style starts with a classic V neckline and has a low back to match, along with a relaxed maxi length. To make sure that it is a perfect fit for your figure, it comes in a choice of sizes designed for different heights. Wear it with your favourite pair of sandals for the perfect summer look.
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  • Your summer wardrobe needs a maxi dress, like this design by Isla & Rose. Everything about it is ultra feminine: from its floor-grazing length and frilled neckline to the bold tropical floral print. It is crafted from high-quality lightweight fabric with a hint of stretch, which helps you stay cool and comfy. At the waist, an on-trend tassel tie lets you cinch in the material for a defined fit.
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  • Our beautiful and flattering maxi dress is designed in a super soft chiffon mesh. Featuring an elegant V neck wrap front and a built in elasticated to cinch you in at the waist. The gorgeous floral print on a beautiful dove grey background is stunning. It is fully lined in a lovely soft lilac shade to give the dress impression of blue tones. Perfect for any occasion. Guaranteed to make you feel elegant and beautiful.
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  • Nothing says summer-ready as much as a tropical palm leaf print, and this maxi dress features it for a look that will go down a treat on sunny days. To make sure that it is a perfect fit for your figure, it comes in a choice of sizes designed for different heights. This piece is finished with pretty shoulder ties as an extra decorative touch.
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  • £25.00
    £20.00
    Reach for this maxi dress when you need maximum impact with minimum input. In a cold-shoulder shape, it is a cool option for hot days and it still gives your upper arms a little extra coverage. The crepe fabric is lightweight and feels soft against your skin, while also having a pleasant swish as you walk. Buttons up the front match the small pom-pom tassels around the top edge: a playful finish for this simple design.
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  • £28.00
    £22.40
    A bold frill neckline and tropical colour make this online exclusive Isla & Rose maxi dress a holiday must-have. Whether worn at a party or special dinner, this off-the-shoulder design with a tiered skirt is a truly feminine piece. The high-quality, stretchy fabric is soft to the touch and lightweight as well for warm evenings. Adjust the waist to flatter your figure with the pretty, on-trend tassel tie.
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  • Summer glamour is easy to achieve with this swishable maxi dress. The long length and floaty fabric makes it effortlessly elegant, and it even has a sultry split up the front. Just below the feminine V neckline there is a subtle twist, which creates flattering ruching around your middle. The all-over mini spot print is easy to accessorise: simply add a hat and sandals when the sun shines and layer up in a cosy cardigan if it turns chilly.
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  • £25.00
    £20.00
    Embrace fiesta-inspired style with this playful dress by Isla & Rose, available exclusively online. Perfect for a party, it features a frilled high-low hem that draws the eye and a ruffled neckline as well. Thanks to the adjustable spaghetti straps and high-quality, lightweight fabric, you can stay cool while dancing with friends. A ruched bust gives way to a looser skirt that is extra figure-flattering. Soft and with a little stretch, the material is comfortable too.
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  • £25.00
    £20.00
    Embrace fiesta-inspired style with this playful dress by Isla & Rose, available exclusively online. Perfect for a party, it features a frilled high-low hem that draws the eye and a ruffled neckline as well. Thanks to the adjustable spaghetti straps and high-quality, lightweight fabric, you can stay cool while dancing with friends. A ruched bust gives way to a looser skirt that is extra figure-flattering. Soft and with a little stretch, the material is comfortable too.
    Review Rating
  • Looking for a flowing maxi dress that is endlessly versatile? Try this Isla & Rose design in an on-trend colour. Made from a lightweight and stretchy viscose, it is supremely comfy and skims over your figure for a flattering fit. At the neckline, a deep V on the front and back give it a retro-inspired shape (and perfectly frame your jewellery). Simply change your sandals to heels to take this one from daytime to evening events.
    Review Rating
  • £25.00
    £20.00
    Embrace fiesta-inspired style with this playful dress by Isla & Rose, available exclusively online. Perfect for a party, it features a frilled high-low hem that draws the eye and a ruffled neckline as well. Thanks to the adjustable spaghetti straps and high-quality, lightweight fabric, you can stay cool while dancing with friends. A ruched bust gives way to a looser skirt that is extra figure-flattering. Soft and with a little stretch, the material is comfortable too.
    Review Rating
  • This beautiful and flattering maxi dress made in our super soft stretch chiffon. Featuring an elegant V neck wrap front and a built-in elasticated band to clinch you in at the waist. Perfect for any time of the year, dressed up or down. Guaranteed to make you feel elegant and beautiful!
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  • This Marilyn Float Sleeve Maxi Dress is the ideal choice for occasions. Float sleeves create an angelic yet exquisite look. The vintage floral print in black and pink exudes a classy and chic style. With an elasticated, in-built waistband for added support, the hourglass figure is well-represented. A beautiful yet elegant piece for occasions.
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  • Inject some fun-loving style into your summer wardrobe with this floaty maxi dress. As well as a colourful green and orange tropical print, it has sultry cold-shoulder sleeves, which bare a little skin without cutting back on support. A frilled layer adds a touch of feminine detail to the neckline and helps to cover the tops of your arms.
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  • This beautiful and flattering maxi dress made in our super soft stretch chiffon. Featuring an elegant V neck wrap front and a built-in elasticated band to clinch you in at the waist. Perfect for any time of the year, dressed up or down. Guaranteed to make you feel elegant and beautiful!
    Review Rating