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I’m Officially Only Wearing Dresses Until September—9 Zara, COS and Mango Styles Selling Fast

By Swedan Margen

I’m Officially Only Wearing Dresses Until September—9 Zara, COS and Mango Styles Selling Fast

While the lingering chill in the air may still be trying to convince us otherwise, summer is very much on the horizon. Soon, sandals will replace loafers, linen will take over from denim and dresses will once again become the backbone of our wardrobes.

As a shopping editor, I’m constantly asked where to find elegant, affordable dresses that actually look expensive—and while I hate sounding repetitive, I always come back to the same three brands: Zara, COS and Mango. Between them, they’ve quietly mastered summer dressing, each offering something slightly different, but equally essential.

Zara excels at balancing timeless staples with more trend-led silhouettes, from airy cotton dresses and romantic lace-trim styles to elevated holiday pieces that feel far more premium than their price tags suggest. COS, meanwhile, takes a more minimal approach, focusing on sculptural shapes, clean lines and premium-feeling fabrics that give its dresses that quiet luxury appeal fashion people love. Then there’s Mango, which consistently delivers on easy, feminine summer dresses—think soft draping, playful polka dots and elegant occasion styles that work brilliantly for weddings, holidays and everything in between.

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Keep scrolling to shop the best Zara, COS and Mango dresses for summer 2026.

Shop The Best Zara, COS and Mango Dresses For 2026

Poplin Godet Midi Dress

ZARA

Poplin Godet Midi Dress

A crisp cotton dress that makes summer dressing feel instantly polished.

Tiered Gathered Midi Dress

COS

Tiered Gathered Midi Dress

From the drop waist design to the high-neck finish, this reads so expensive.

MANGO, Ruched Long Dress - Women | Mango United Kingdom

An easy option for summer occasions that still feels comfortable.

Flowing Halterneck Midi Dress

ZARA

Flowing Halterneck Midi Dress

Floaty, dramatic and made for warm evenings. The halter neckline and voluminous silhouette make this feel especially elevated.

Combined Linen Blend Midi Dress

ZARA

Combined Linen Blend Midi Dress

An easy linen-blend dress that's relaxed yet refined, and perfect for heatwaves.

Sculpted Dropped-Waist Midi Dress

COS

Sculpted Dropped-Waist Midi Dress

The dropped waist makes this feel especially fashion-forward.

A-Line Dress With Godets - Women | Mango United Kingdom

MANGO

A-Line Dress With Godets

Classic and easy to wear, with godet panels that create beautiful movement through the skirt. A very elegant daytime option.

Asymmetric Camisole Dress

ZARA

Asymmetric Camisole Dress

I can't believe this is Zara.

Dropped-Hem Cotton Midi Dress

COS

Dropped-Hem Cotton Midi Dress

Such a pretty powder pink that's perfect for summer.

Midi Dress With Cape Skirt

ZARA

Midi Dress With Cape Skirt

The perfect everyday dress.

Metallic Detail Midi Dress

ZARA

Metallic Detail Midi Dress

A sleek option for dinners, holidays or summer events.

MANGO, Strapless Dress With Broderie Anglaise Embroidery - Women | Mango United Kingdom

MANGO

Strapless Dress With Broderie Anglaise Embroidery

The broderie anglaise detailing gives this strapless silhouette a timeless, expensive-looking feel.

Sculpted Gathered Jersey Midi Dress

COS

Sculpted Gathered Jersey Midi Dress

One of those deceptively simple dresses that looks incredibly expensive on.

MANGO, A-Line Linen Dress - Women | Mango United Kingdom

A simple linen dress that ticks every summer wardrobe box.

Flowing Lace Dress

The lace trim gives it that expensive-looking finish Zara does so well.

Linen Mini Shift Dress

COS

Linen Mini Shift Dress

A clean, minimalist mini dress you’ll wear on repeat in hot weather.

Polka Dot Halter Midi Dress

ZARA

Polka Dot Halter Midi Dress

Playful without feeling overly sweet. The halter neckline balances out the delicate polka-dot print perfectly.

MANGO, Flared-Sleeve Satin Dress - Women | Mango United Kingdom

MANGO

Flared-Sleeve Satin Dress

This simply exudes elegance.

Crinkled-Satin Midi Dress

COS

Crinkled-Satin Midi Dress

Elegant, understated and ideal for summer evenings.

Fringed-Hem Knitted Column Dress

COS

Fringed-Hem Knitted Column Dress

The perfect holiday beach dress you can wear over a bikini and flip-flops during the day, or with heels and a beaded bag come dinner time.

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Originally published by whowhatwear.com. Syndicated material does not necessarily reflect the views of Vanity Fair Fashion.

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