20% off Bonmarche Voucher Codes for August 2026

Bonmarché is particularly strong on everyday womenswear: pull-on and elasticated-waist trousers, dresses, tops, cardigans, jumpers, coats, nightwear, lingerie, swimwear and footwear. Its women’s clothing pages also let shoppers browse sale stock by size, which is useful if you would rather start with what is actually available in a 10, 16, 22 or 28 than work backwards from a promotion. That product mix also matters when comparing Bonmarché discount codes with marked-down stock. A Bonmarché voucher code that suits a full-price dress may not be the right route for a heavily reduced cardigan. The range is not entirely Bonmarché-labelled either. Brands such as Dash, Izabel London, Autonomy, Mudflower and DORINA appear on the site. That matters because some branded items have different return routes, so the cheapest-looking purchase is not always the one with the easiest return if the fit is wrong.

What shoppers say about Bonmarché

When I checked Trustpilot, Bonmarché had a mixed 2.9/5 score from more than 7,800 reviews. Recent themes included positive comments about clothing, fit and helpful store staff, but also complaints about refunds, delivery and online-order problems. That context matters before relying on a Bonmarché voucher code or comparing Bonmarché discount codes, but I would use those reviews as prompts rather than policy: Bonmarché’s own returns page is the better source for what actually applies.

• Potential positives: broad size availability, physical stores for many free returns, and frequent praise for helpful in-store staff.
• Points to check: postal returns are paid by the customer, refunds can take up to 14 days to process, and PayPal/Klarna purchases must be returned to the warehouse.

Bonmarché discount codes and the best genuine alternatives

• Compare Bonmarché voucher codes with the sale first. When I checked the knitwear section, some items were already 40%–50% lower and one jumper was shown 73% off on the knitwear page. A sale price can beat a voucher on a different full-price item.
• Use sale-by-size filters. A Bonmarché discount code is only useful if the size you want is actually available. This avoids chasing a large reduction on a style that is no longer available in the size you need.
• Join Bonus Club if you buy repeatedly. This can be a better route than waiting for new Bonmarché promo codes. It is free, and qualifying spend earns one Spend & Save point for every whole £5 after discounts.
• Know when to redeem Bonus Club points. Compare that reward with any Bonmarché voucher code already available. Ten points unlock a 10% Spend & Save discount, but Bonmarché says that reward normally cannot be combined with another voucher code.
• Check member Bonus Days. Bonmarché has run Bonus Club events with percentage discounts and minimum spends; treat them as occasional opportunities rather than permanent benefits.
• Use the app for account-led offers. The free app shows Bonus Club points, rewards and personalised offers.
• Compare home delivery with collection. Standard home delivery is £3.50 below £40, while standard store collection is £1.99 below £40 and free above it; a slower free store-collection option is also listed.
• Check eligibility shopping cards. Student Beans, Health Service Discounts and Blue Light Card currently show discounted Bonmarché gift/shopping-card routes for eligible members.

Who can use the BON20 Bonmarché voucher code?

The current Bonmarché voucher code BON20 gives 20% off size 10–28 fashion and footwear plus free delivery. It has been supplied directly by Bonmarché to My Favourite Voucher Codes as a live, official offer and, on the eligibility supplied to us, can be used by new customers, existing customers, students, NHS staff and older shoppers. In other words, it is not restricted to one of those groups.

The offer information supplied with BON20 does not state a separate minimum spend or additional product exclusions beyond the stated size 10–28 fashion and footwear scope. Because merchant terms can change, check the live voucher details on this page before paying. The included free delivery is particularly useful on a basket that would otherwise fall below Bonmarché’s normal £40 post-discount delivery threshold.

New and existing customers

BON20 is available to both groups under the supplied eligibility, so a shopper does not need to qualify as a first-time online customer. Bonmarché’s general terms do recognise first-online-purchase promotions, but those cannot be used by previous online customers. I found third-party listings for newsletter welcome offers, while Bonmarché’s own site currently confirms newsletter signup for news and offers without displaying a fixed signup percentage on the page I checked. For that reason, BON20 is the clearer verified percentage in this brief and the more useful Bonmarché discount code to compare first.

Students

Students can use BON20 under the supplied terms. Separately, Student Beans currently lists a 7% discounted Bonmarché gift card plus changing promotional offers. On headline value, this Bonmarché voucher code at 20% is stronger than 7%, although a discounted gift card can still be worth checking when BON20 does not apply to the product or order you want.

NHS and Blue Light shoppers

NHS shoppers can also use BON20 under the supplied eligibility. Health Service Discounts currently shows an 8% Bonmarché gift card, while Blue Light Card describes its Bonmarché benefit as a discounted Shopping Card rather than a traditional voucher code. Its fashion Shopping Card directory currently shows Bonmarché savings from 8%. Again, BON20 has the stronger headline percentage among the Bonmarché discount codes and eligibility routes I could verify here, but the card route gives eligible members another option if the voucher is unsuitable.

Older shoppers and free delivery

Older shoppers can use BON20 because the supplied eligibility covers all customers. I did not find a separate permanent Bonmarché senior or OAP scheme that I could verify from an authoritative source, so I would not invent one. For delivery, this Bonmarché promo code already includes free delivery. Without a qualifying delivery promotion, Bonmarché’s standard UK delivery is normally free only when the discounted order subtotal remains above £40.

Applying the offer before you pay

1. Add the eligible clothing or footwear you actually want to your shopping bag.
2. Check whether any items are already reduced and whether the voucher terms allow them.
3. Open the offer-code area in the bag or checkout and enter the voucher.
4. Apply it before submitting the order and make sure the total changes as expected.
5. Check the delivery line as well as the product subtotal before paying.

That last check is one of the most important parts of using Bonmarché voucher codes. Its terms say promotion and free-delivery codes must be added at the time of purchase and cannot be applied retrospectively once the order has been placed.

Why might a Bonmarché discount code not work?

Bonmarché’s own rules give several merchant-specific reasons. The retailer prohibits multiple discount codes unless an offer expressly says otherwise, so a second code can conflict with the first. A Spend & Save reward from Bonus Club normally cannot be used with another voucher either. First-online-purchase offers reject customers who have previously bought through the website, gift cards are excluded from promotions, and some offers may be web-only, store-only or tied to a particular range. A Bonmarché promo code can also expire and must be applied before the order is submitted.

If a voucher does not reduce the basket, compare the sale price, a Bonus Club reward you already hold, or an eligible discounted shopping card rather than adding unwanted products simply to force a promotion to work.

A £60 Bonmarché basket: voucher or sale?

For a simple illustration, I used three current full-price examples I found in Bonmarché’s new-arrival pages: a Floral Print Crinkle Empire Seam Dress at £22, Dash Wide Leg Zip Pocket Trousers at £20 and an Edge to Edge Cardigan at £18. The basket totals £60. Used as the Bonmarché voucher code on this example, a 20% BON20 reduction is £12, bringing the clothing total to £48, with free delivery included under the supplied offer.

That does not mean full-price plus BON20 always beats the sale. Bonmarché currently has cardigans and jumpers reduced by 40%–70%+ in parts of its sale range. If a reduced item suits you just as well, compare the actual garment, size and final total rather than assuming the voucher wins because it has a clean 20% headline.

How we check the final payable price

For Bonmarché, checking Bonmarché discount codes properly means understanding what the Bonmarché voucher code changes in the final total, not merely whether an offer box accepts it. We need to establish which customers can use it, which clothing or footwear qualifies, whether a minimum spend applies, whether sale or third-party branded items are excluded, and whether Bonus Club or another promotion is already affecting the basket. Delivery matters too because the normal £40 free-delivery threshold is measured after discounts, which is why Bonmarché voucher codes need checking against the final payable total rather than the pre-discount basket. Our voucher code testing process explains the wider checking approach we use before listing offers and when reviewing them again.

What previous Bonmarché promotions tell us

There is a recognisable pattern in past Bonmarché voucher codes, but not one fixed discount. Currently verified saving routes include sale pricing, Bonus Club Spend & Save, app/personalised rewards and the standard delivery/collection choices on Bonmarché’s own site. These current mechanisms matter more than any single historic percentage.

Previously observed offers on independent voucher/deal pages include percentage discounts linked to £20, £30 or £40 spends, while Bonmarché’s own Bonus Club social posts have promoted “Bonus Days” with 20% reductions subject to a minimum spend. Competitor sites have also previously listed newsletter percentages and large sale reductions.

The recurring pattern I would take from that evidence is broader: Bonmarché uses a mix of threshold discounts, loyalty-member events, product/category markdowns, multi-buy mechanics and delivery savings. I did not find enough reliable evidence to promise that any one historical percentage will return on a fixed schedule.

The delivery-and-return calculation that matters

The most useful Bonmarché-specific calculation happens after a Bonmarché discount code has been applied. Standard home delivery becomes free at £40, but Bonmarché says the threshold uses the subtotal after order and product discounts. A £48 full-price basket cut by 20% would become £38.40 and would normally fall below the threshold, so without a separate free-delivery benefit the £3.50 standard delivery charge could come back into the calculation.

Returns can change it again. Bonmarché says that if an order originally qualified for free standard delivery but a later return takes the retained order value below the threshold, it can subtract the delivery cost from the refund. There are also route differences: PayPal and Klarna orders must go to the warehouse, as must certain third-party brands including Izabel London, Saloos, Mudflower, DORINA and Brave Soul. For fashion, that makes fit and payment method part of the saving decision, not just an afterthought.

How shopping through My Favourite Voucher Codes can support charity

My Favourite Voucher Codes donates 20% of its monthly profits to charity, with users helping choose the recipient through our monthly charity poll. There is no extra charge to the shopper and no additional action required when using the site. You can read more about the model on our charity page.

Bonmarché voucher code FAQs

by Daniel Treasure
Last updated: August 2026