Mustard London discounts valid in November 2026
Shop quirky gifts and desk accessories at Mustard for discounts, free delivery and flexible returns
Mustard London voucher code: Save 5% on every order
Valid until 31 Dec
9 uses -
Ends 31/12/2026
Use code ENGLISHMUSTARD at checkout for 5% off sitewide, including gifts. Available through registered affiliates from 1 June 2025 until further notice. Terms and conditions apply.
Mustard London Discount Code: Get 10% Off your order
6 uses -
Ends 30/11/2026
Get 10% Off your first order when you sign up for the newsletter
Get the new Mustard London voucher codes and deals.
Mustard London: Get free delivery when you spend over £25
6 uses
Get free delivery with Mustard London when you spend over £25.
20% off sitewide and in all stores
Expires in 4 days
Ends 5/11/2026
Save 20% across the entire range of products, with the promotion covering purchases sitewide and in all stores.
Free delivery on orders over €40 in mainland Europe
Free delivery on orders over €40 to France, Germany, Italy, Portugal, Spain, Belgium, Austria, the Netherlands, Denmark, Finland, Sweden, Luxembourg and Ireland. Standard delivery costs €8.95 for an estimated 3–5 business days on orders below the threshold.
Free delivery on orders over £30 in the Highlands and offshore regions
Free delivery on orders over £30 to eligible areas, including the Scottish Highlands, Northern Ireland, Guernsey, Jersey and the Isle of Man. Standard delivery costs £6.95, with an estimated delivery time of 3–5 days.
Free delivery on orders over £50 in Europe Zone II
Free delivery on orders over £50 to eligible destinations, including Poland, Bulgaria, Croatia, Estonia, Hungary, Latvia, Lithuania, Slovakia, Cyprus, Greece, Iceland, Malta, Norway, Romania, Switzerland and Slovenia. Standard delivery costs £14.95, with an estimated delivery time of 3–7 business days.
Free delivery on orders over £60 in Eastern Zone III
Free delivery on orders over £60 to eligible destinations, including Czechia, Georgia, Kosovo, Serbia, Ukraine, Albania, Andorra, Monaco, Montenegro, North Macedonia and Türkiye. Standard shipping costs £14.95, with an estimated delivery time of 5–10 business days.
Free shipping on orders over $60 in the USA, Canada and Mexico
Free shipping on orders over $60 to the United States, Canada and Mexico. International shipping costs $15, with an estimated delivery time of 3–7 days.
Free shipping on orders over £120 to the rest of the world
Free shipping on orders over £120 to eligible destinations, including Australia, New Zealand, Japan, South Africa, Singapore, Hong Kong SAR and the United Arab Emirates. Standard shipping costs £35, with an estimated delivery time of 5–14 days.
Expired offers
Mustard London voucher: save 5% this Valentine’s Day!
5% off all Mustard London items with code FORGETFLOWERS at checkout. Valid until 23:59 GMT on 15 February 2026. Affiliates may share the code unchanged. Reuse permitted; cannot combine with other offers. Standard commission applies. Mustard London may amend or end the promotion.
Claim Free Delivery on Orders Over £36
Take advantage of free delivery on orders exceeding £36.
Mustard London: Save 10% on your first order with Newsletter Sign-Up
Sign up to the Mustard London newsletter and save 10% on your first order.
Frequently Asked Questions
Does Mustard London offer a welcome discount?
Yes. The website invites shoppers to sign up to its newsletter and states that new subscribers receive a discount on their first order. The newsletter is also used to share occasional updates and information about new products.
Is there free delivery at Mustard London?
Yes. UK customers can qualify for free standard delivery when their order reaches the stated threshold. Standard and express delivery options are also available for orders below that threshold. Delivery conditions differ for Highlands and offshore locations and for international destinations, so the applicable terms should be checked before ordering.
Can shoppers use a just mustard discount code?
The Mustard London checkout includes a field for entering a discount code, so promotional codes can be applied when available. However, no specific general-purpose mustard discount code could be reliably verified from the retailer's current website, so unverified codes should not be treated as active offers.
Does Mustard London have a loyalty scheme or Club Mustard?
No reliable information confirming a customer loyalty scheme or a programme called Club Mustard was found on the retailer's current website. These should therefore not be assumed to provide discounts or other benefits.
Does Mustard London offer cashback?
No official cashback scheme for Mustard London could be verified from the retailer's website. Although the brand operates an ambassador programme offering commissions to participants who generate sales through their unique links or codes, this is different from a standard customer cashback scheme.
Are there student discounts at Mustard London?
No student discount could be reliably confirmed on the current Mustard London website, so students should not assume that a separate student offer is available.
Does Mustard London run seasonal promotions?
Yes. The website has promoted seasonal shopping events including Black Friday, while its gift voucher pages have also featured Christmas gifting. Seasonal promotions can change, so current terms should be checked when shopping.
Is there another way to save when shopping at Mustard London?
The website currently promotes a multi-buy offer in which customers can take four qualifying items and pay for three, with the promotion applied automatically at checkout. This provides a saving without requiring a discount code, although availability may change.
Up to 20% OffMustard London Offers Overview
Best Discount
20% Off
Promo Codes
2
Deals
8
Free Shipping Offers
7
Total Offers
10
About Justmustard.com
Justmustard.com is the online shop for Mustard London, a London-based brand selling colourful and novelty products for desks, offices and gifting. Its range includes stationery, desk accessories, mugs, gadgets and other playful gift ideas, with products designed in London.
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