Plus Size Dresses

Women's Plus Size Dresses

Embrace your lovely curves with Bonmarché's collection of plus size dresses. Whatever you're looking for; maxi, evening or party dresses we have a style to suit you in a range of sizes from 18-28.
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90 products found
  • We have given the timeless shift dress a glamorous update by designing it in a sparkle-trimmed fabric. This textured style is embellished with light-catching sequins for a glamorous look. Its simple shape, consisting of a round neckline and a knee-length skirt, lets the metallic accents stand out. Consider this bold dress the perfect party piece.
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  • We have given the timeless shift dress a glamorous update by designing it in a sparkle-trimmed fabric. This textured style is embellished with light-catching sequins for a glamorous look. Its simple shape, consisting of a round neckline and a knee-length skirt, lets the metallic accents stand out. Consider this bold dress the perfect party piece.
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  • This dress is set to become a firm favourite. You could team the elegant choice with heels in the evenings or a pair of flat ankle boots during the day. The classic midi-length silhouette makes it flattering and easy to wear. It is finished with a smart collar and 3/4 sleeves. The delightfully colourful all-over floral print lends it a feminine flourish.
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  • £28.00
    Smarten up for work or special meals out in this delightful dress, made with a premium boucle tweed fabric. The style has a '60s-inspired shape, with a boxy silhouette that falls to a knee length. It has statement pockets at the hips, embellished with diamante button detailing and fringing that ups the glamour factor. Short sleeves and a classic round neckline complete the design.
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  • Go for a bold look with this gorgeous reversible dress. It can be worn two ways, and features a clashing, vibrant spot print on each side. This versatile style has a rounded neckline, 3/4 sleeves and an easy-to-wear knee length. You can cinch it around the waist with its optional matching sash belt. It is made from a stretch-infused fabric for a truly comfy feel.
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  • Offer - 20% Off
    £25.00
    £20.00
    Lightweight and versatile, this Isla & Rose playsuit will be top of your holiday packing list. A loose fit means you stay cool, while a hint of stretch in the fabric makes it extra comfortable. Tassels on the hem and an eye-catching monochrome tie-dye print lend a touch of bohemian style to the look. Wear it casually with sandals and statement sunglasses at the beach or dress it up with bold jewellery for dinner.
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  • Offer - Save £5
    £35.00
    £30.00
    Add a little bit of versatility to your wardrobe with this dress that you can wear four different ways. The knee-length design is reversible, giving you two bold prints to choose from. You can also decide whether you want the neckline to be rounded or in a V shape by simply turning the dress around. This piece will look great with ankle boots whether day or night.
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  • With its vibrant colour and stylish snake-print pattern, this sundress is a true style steal. It has a frilly hem that adds a playful finish to the sleek silhouette. Wear it by night with a pair of heels and a short cardigan or during the day with sandals and a floppy sun hat.
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  • With its bold snakeskin-inspired design, this floaty dress is sure to become a holiday favourite. Each chevron stripe has a slightly different print in cool blue, black and white tones. The piece features a hanky hem that elegantly swishes around your legs and the straps are adjustable, so you can find the perfect fit. Wear it with heels and statement earrings for an evening out.
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  • Looking and feeling fabulous is as easy as slipping on this Bellfield dress. With its fitted waist and flippy skirt, it has an effortlessly feminine shape. The entire design is covered in an elegant floral lace, which is unlined around the neckline and half sleeves to allow a little skin to show through without sacrificing on coverage. At the back, a sleek zip fastening makes dressing quick and simple.
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  • Make an entrance at your next special event in this graceful dress with an airy double-layer construction. The floral design falls to a knee length with a cape-inspired shape that looks both unique and stylish. It has a timeless V neckline and also comes with a separate metallic pendant for an extra dose of dazzle.
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  • Looking and feeling fabulous is as easy as slipping on this Bellfield dress. With its fitted waist and flippy skirt, it has an effortlessly feminine shape. The entire design is covered in an elegant floral lace, which is unlined around the neckline and half sleeves to allow a little skin to show through without sacrificing on coverage. At the back, a sleek zip fastening makes dressing quick and simple.
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  • Ideal for warm days in the garden and meals by the sea, this bright sundress is the perfect addition to any summer wardrobe. It has a pretty floral pattern featuring tropical blooms on a vibrant backdrop. The frilly hem adds a final touch of elegance to the easy-going shape, ideal for evenings spent enjoying live music.
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  • This dress is set to become a firm favourite. You could team the elegant choice with heels in the evenings or a pair of flat ankle boots during the day. The classic midi-length silhouette makes it flattering and easy to wear. It is finished with a smart collar and 3/4 sleeves. The delightfully colourful all-over floral print lends it a feminine flourish.
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  • Dressing for a party? Slip on this show-stopping Bellfield dress. It is covered in a detailed lace overlay, from the high neck down to the below-the-knee scalloped hem. Even the full sleeves are made from the same delicately patterned material. Fix the piece in place using the easy button fastening at the back and add heels to complete your evening occasion outfit.
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  • Get ready in five minutes flat with this throw-on-and-go shift dress by Grace By Eda. There are two ways to wear this breezy design: either slip it on and leave it loose or add the removable waist tie to cinch in your figure. It is crafted from a lightweight fabric, making it a cool option for hot days. Plus, the summer-ready pebble print pops with splashes of pink.
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  • Pattern lovers will adore this playful dress featuring a striking all-over spot print. The bold style falls to a versatile knee length and is topped with an elegant round neckline. It is completed with an adjustable tie belt, so you can pull it in and get the most flattering shape. Wear yours out for dinner with a pair of sleek flats.
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  • There are three ways to wear this holiday-ready skirt dress. Firstly, pop on the straps and it is a floaty sundress. Alternatively, go bandeau style and remove the straps for a tan-line-free look. It even works as a maxi skirt: simply pull the stretchy ruched panel down to your waist and add a floaty blouse for a boho-inspired outfit. In a blue and white tribal print, this design is versatile yet lively.
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  • An ideal piece for when the weather heats up, this dress from the Grace By Eda collection gives off summertime vibes. It is easy to wear, with a floaty loose fit perfect for breezy strolls along the seaside. The stretch fabric makes it extra comfortable, while the gathered waist and flowing hem add a flattering finish to the shape. Dress also has side seam pockets. In pretty sage green colour decorated with playful polka dots, it is eye-catching, too.
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  • With a separate shrug that you can layer over the top, this dress can be worn in different ways. The versatile design has a shift-style shape with a rounded neckline and features a striking all-over print made up of floral blooms and abstract speckles. When there is a chill in the air, drape the elegant waterfall jacket over the sleeveless dress for extra coverage and comfort.
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  • Add pretty lace to your wardrobe with this glamorous Salvari dress. The flared and ruffled sleeves give it a hint of eye-catching volume, lending the all-over lace fabric even more elegance. This design includes a jersey slip underneath for a seamless look. Wear it with strappy sandals and a clutch at your next occasion.
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  • A new twist on our statement peplum dress exudes even more elegance.This dress still retains features that makes this style irresistible, most notably the A-line pencil skirt, 3/4 length sleeves and lace modesty feature. Crafted in a soft stretch jersey crepe - this is a show stopping dress.
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  • Add a little sparkle to your summer look with this web exclusive animal-print dress from the Join Us collection. It is woven with delicate shimmer-effect thread and has a cold-shoulder design and deep V neck for a little bit of extra fun. The light and loose fabric helps cool you down and the extra stretch is flattering.
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  • Cannot decide on your favourite shade? Wear them all with this lightweight sundress. It features an all-over rainbow print in a flattering chevron stripe, with muted navy piping along the neckline and straps. This cool piece is perfect for hot days: throw yours on over your swimsuit when you are heading to the beach, or wear it with wedges for a weekend lunch. Ruching down the front gives it a relaxed and floaty shape that skims easily over your figure.
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  • Get ready to go dotty for this bold dress covered in a fun all-over spot print. The personality-filled style falls to a knee-length shape and is finished with a round neckline for a timeless look. It features a self-tie belt around the waist, so you can cinch it in to suit your figure. Layer it over leggings and tights for a sophisticated outfit in cooler seasons.
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  • Offer - 20% Off
    £30.00
    £24.00
    With its on-trend zebra print and flattering wrap front, this Isla & Rose dress is a showstopper. It has a feminine shape too, thanks to the cinching waist tie and fluttering frills along the hem. On hot days, the lightweight viscose fabric will keep you cool and you can even undo a popper or two down the V neckline. The sleek spaghetti straps are easy to adjust to the right length.
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  • Make this ultra-feminine Bellfield V neck dress your go-to piece this party season. A cinched waist and pencil skirt create a flattering silhouette, while cap sleeves and a fluttered hem add a romantic touch. The all-over lace design is effortlessly elegant: perfect for wearing to weddings or family parties. It also has a zip fastening that makes it simple to slip on.
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  • Offer - Online Only
    £32.00
    £25.60
    An ideal piece for when the weather heats up, this web exclusive dress from the Grace By Eda collection gives off summertime vibes. It is easy to wear, with a floaty loose fit perfect for breezy strolls along the seaside. The stretch fabric makes it extra comfortable, while the gathered waist and flowing hem add a flattering finish to the shape. Dress also has side seam pockets. In an on-trend ochre colour decorated with playful polka dots, it is eye-catching, too.
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  • Make this ultra-feminine Bellfield V neck dress your go-to piece this party season. A cinched waist and pencil skirt create a flattering silhouette, while cap sleeves and a fluttered hem add a romantic touch. The all-over lace design is effortlessly elegant: perfect for wearing to weddings or family parties. It also has a zip fastening that makes it simple to slip on.
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  • Offer - 20% Off
    £28.00
    £22.40
    Nothing quite says casual poolside style like this Isla & Rose kaftan. It is made from a lightweight and floaty fabric that has a hint of comfortable stretch and the loose fit skims over your figure. To flatter your shape, it has an elasticated and ruched waistband as well as wide flowing sleeves. Of course, it is all about those classic boho-style details, such as the tie-dye pattern in versatile monochromes and the tassel tie on the notched neckline.
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  • For an instantly eye-catching look, this vibrant dress is covered in a bold print featuring floral blooms and butterfly motifs. This style is made from a soft jersey fabric that feels comfortable all day. It has a relaxed swing shape with a waist-framing A-line skirt that falls to a knee length. The design is finished with versatile 3/4 sleeves and a round neckline. Necklace sold separately, 431343.
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  • You can never go wrong with a bold floral print dress. This vibrant style is perfect for wearing from work to weekend thanks to its flattering shape that falls to the knee. The design is finished with a rounded neckline for a classic look. Pull yours in around the middle with its adjustable tie-waist belt.
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  • Thanks to a self-tie belt around the waist, you can adjust this sophisticated dress for a flattering look that seems tailored to your shape. The smart design is topped with a round neckline and falls to a demure knee length. Its all-over bold floral print will add a boost of personality to your everyday wardrobe.
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  • If you can never make your mind up about what to put on, this reversible dress gives you two options in one. Each side features a different abstract floral print, ensuring a bold look whichever way you choose to wear it. This style falls to a flattering knee length and has an adjustable tie waist. The design is finished with a classic round neckline and 3/4 sleeves.
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  • £35.00
    £18.00
    With a separate shrug that you can layer over the top, this dress can be worn in different ways. The versatile design has a shift-style shape with a rounded neckline and features a striking all-over print made up of floral blooms and abstract speckles. When there is a chill in the air, drape the elegant waterfall jacket over the sleeveless dress for extra coverage and comfort.
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  • This dress is set apart thanks to its asymmetric hanky hemline, which dips lower at the sides for a distinctive, bohemian look. The plain style has a rounded neckline and 3/4 sleeves. It falls to a flattering knee length. While its shape is relaxed, it can be pulled in at the waist with a flat knot detail, creating a feminine outline.
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  • This dress is set apart thanks to its asymmetric hanky hemline, which dips lower at the sides for a distinctive, bohemian look. The plain style has a rounded neckline and 3/4 sleeves. It falls to a flattering knee length. While its shape is relaxed, it can be pulled in at the waist with a flat knot detail, creating a feminine outline.
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  • Designed with the all-needed pockets feature, this wrap front dress comes in a gorgeous floral print, making it the ultimate daywear piece with an added feminine touch. Cap sleeves make for a casual look. With an elasticated waist, the A-line shape of the dress is flattering, complementing the V-neck. Look lovely in this casual daywear piece!
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  • Offer - 20% Off
    £28.00
    £22.40
    Add a pop of colour to your holiday wardrobe with this standout Isla & Rose dress. It has a flattering wrap shape that crosses over at the front and ties at the waist to highlight your figure. A popper on the V neckline secures it neatly in place. The lightweight viscose fabric helps to keep you cool under the sun, while playful ruffles down the chest and along the hem add flamenco-style flair. Simply adjust the straps for a perfect fit before you hit the dance floor.
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  • With a separate shrug that you can layer over the top, this dress can be worn in different ways. The versatile design has a shift-style shape with a rounded neckline and features a striking all-over print made up of floral blooms and abstract speckles. When there is a chill in the air, drape the elegant waterfall jacket over the sleeveless dress for extra coverage and comfort.
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  • Offer - 20% Off
    £30.00
    £24.00
    When warm weather calls for breezy dressing, turn to this super 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 at the beach or around the pool. 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 floppy hat and sandals for an easy boho outfit. Perfect lightweight beach cover dress to take on your holidays.
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  • Offer - 20% Off
    £28.00
    £22.40
    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.
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  • From the delicate floral print to the flattering shape, every detail on this Grace By Eda dress is feminine. It has an elegant wrap front that ties at the waist and draws in your figure, while the midi skirt is light and floaty. Against the cool pastel base, pink and white flowers on rich green stems form a detailed all-over pattern. Wear yours with wedge sandals ready for sunny days in the garden.
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  • Offer - 20% Off
    £30.00
    £24.00
    In a bright shade and with a bold zebra print, this lightweight jumpsuit by Isla & Rose captures two trends at once. Cut to flatter, it has a laid-back sleeveless shape and a hint of comfortable stretch in its airy fabric. Choose to define your figure by cinching in the tasselled drawstring at the elasticated waist or leave it loose and relaxed. The crossover front has a deep V neck and is fastened with poppers.
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  • This knee-length dress comes in a shape that will look smart and flattering every time. The round neck design is made from a bubble crepe fabric that will add a textural twist to your outfit. It features a belted tie waist that you can adjust to the most flattering fit and is finished in a pretty, on-trend print.
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  • Offer - Save £5
    £38.00
    £33.00
    This dress comes in a bold graphic print that will add a fun feel to your look. The elegant round neck style falls to a midi length, which makes it really versatile, and the soft jersey fabric is enriched with stretch for a comfy feel. Its skirt takes on a stylish effect thanks to a flared flounce trim.
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  • Offer - 20% Off
    £25.00
    £20.00
    When warm summer days call for laid-back looks, turn to this relaxed playsuit by Isla & Rose. Cut from a lightweight fabric, the shape is cool and breezy. Thanks to the easy-going V neck and popper fastening, you can easily pull it on over your swimsuit. Tiny frills around the legs bring playfulness. Leave the tasselled drawstring at the elasticated waistband loose as you slip your hands into the pockets and stroll down to the sea.
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  • This versatile tunic falls to a knee length, giving you the option of wearing it as a dress with bare legs or tights, or simply layered over leggings. It comes in a boxy shape with a round neckline and it is finished with patch pockets on the hips. Its bold all-over large check print is eye-catching and formal, making it the perfect piece to slot easily into your workwear collection.
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