CostumeBox promo code - November 2026

Seasonal campaigns around Halloween, Book Week and Christmas drive the biggest savings at CostumeBox. In November 2026, 1 promo code and offers are currently listed, while the clearance section and free shipping on qualifying A$ orders provide additional savings paths.

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10 Current CostumeBox discounts1 Working Promo Codes110% Best CostumeBox Coupon

85%

Offer

Offer • CostumeBox

Black Friday Deals: Up to 85% Off Costumes and Party Supplies

CostumeBox runs Black Friday markdowns across costumes, accessories and party supplies with discounts reaching up to 85% on selected lines. Historically the best reductions hit clearance stock and seasonal costumes, so it's the ideal window to grab a Halloween outfit at a fraction of the original price. Beyond the Black Friday price cuts, rewards points still accumulate on discounted items, and the free returns policy means you can stock up on multiple sizes and send back what doesn't fit without…

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CURRENT ✅

Promo code

🎫 Loyalty • CostumeBox • Expires in 2 months

Earn Rewards on Every Purchase

Join the CostumeBox rewards program and earn points on your orders to redeem for savings on future costume purchases

KYOU

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Offer

Offer • CostumeBox

Disney 100 Costumes and Party Supplies From AUD1 at CostumeBox

To celebrate 100 years of Disney, CostumeBox has dropped a range of Disney-themed costumes and party supplies starting from just AUD1. We're talking small accessories, party favours and decoration items at that price point, with full costumes priced higher. Beyond the obvious bargain-bin pricing, these items still earn rewards points - so even a AUD1 spend contributes to your balance. Combine with the student discount if you qualify and the effective price drops further

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15%

Offer

Offer • CostumeBox

Up to 15% Off Mary Poppins Costumes and Accessories at CostumeBox

Mary Poppins-themed costumes and accessories - including the iconic umbrella, carpet bag and nanny outfits - are marked down by up to 15%. It's a niche theme but a popular one for book week and vintage-themed parties. Beyond the costume discount, these items earn rewards points, and the free Australian returns policy means you can try the outfit risk-free if you're unsure about sizing

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70%

Offer

Offer • CostumeBox

Up to 70% Off Wigs and Beards at CostumeBox

Wigs and beards are some of the most discounted accessories at CostumeBox, with selected styles marked down between 15% and 70%. Great for finishing off a costume without spending much - the cheaper accessories are often where the real value hides. Beyond the obvious costume markdowns, these smaller items also count towards rewards points, so even a AUD15 wig earns you something back

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15%

Offer

🏷️ Student • CostumeBox

15% Off Sitewide for Students at CostumeBox

Verify your student status through the CostumeBox rewards sign-in and you'll unlock 15% off anything across the store. Works on full-price costumes, accessories and party supplies - handy if you've got a uni event or Halloween bash coming up. Beyond the straightforward promo discounts, this student tier stacks neatly with the rewards points program, so you're still earning on every dollar even after the 15% comes off

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Offer

Offer • CostumeBox

Get 110% Store Credit Instead of a Refund at CostumeBox

Choose store credit over a refund and receive 110% of your purchase value back. A smart way to maximise value when returning unwanted costumes

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75%

Offer

Offer • CostumeBox

Up to 75% Off Fancy Dress and Party Supplies

Save up to 75% on selected costumes, party supplies and fancy dress at CostumeBox. Limited stock available - shop early for the best deals

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