Updated 18 July 2019

Costume Box Discount Codes 2019

13 working Costume Box coupon codes, coupons & deals

20%
OFF
Code

Take 20% off all themed birthday decorations from Costume Box

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code BESTBDAY20 when you get to the checkout. If the store page did not open, you can click here to shop
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FROM
$29.99
Deal

Find plus size costumes from $29.99 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 2 years from now
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$15
OFF
Newsletter Discount

Take $15 off your next order when you sign up at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Used 11 times this week
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Expiry: 4 years from now
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50%
OFF
Deal

Shop the Costume Box clearance for up to 50% off

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 5 years from now
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FREE
Deal

Choose a free gift with your next purchase at Costume Box Australia

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
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FREE
SHIPPING
Free Shipping

Enjoy free express shipping on orders over $99 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 3 years from now
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FROM
$12.99
Deal

Shop Book Week costumes and accessories from $12.99 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 1 month from now
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FROM
$5
Deal

Find 80s costumes and accessories from $5 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 2 years from now
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FROM
$19.99
Deal

Get medieval and renaissance costumes from $19.99 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 2 years from now
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FROM
$13
Deal

Find costume wigs from $13 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 1 year from now
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$10
Deal

Get kids costumes for $10 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 1 month from now
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FROM
$2
Deal

Get DC props and costumes from $2 at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 1 year from now
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FREE
RETURNS
Deal

Enjoy free 100-day returns at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
Expiry: 1 year from now
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Expired Costume Box Discounts

20%
OFF
Deal

Cyber Weekend: Get 20% off storewide at Costume Box

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code FRENZY20 when you get to the checkout. If the store page did not open, you can click here to shop
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60%
OFF
Deal

Save up to 60% off Halloween costumes and decor from Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
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50%
OFF
Deal

Get 30-50% off Halloween costumes at Costume Box

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
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20%
OFF
Deal

Costume Box: Knock 20% off kids' party supplies

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code KidsBday20 when you get to the checkout. If the store page did not open, you can click here to shop
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FROM
$4
Deal

Become your favourite Game of Thrones' character At Costume Box from $4

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
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10%
OFF
Code

Take an extra 10% off all sale costumes at Costume Box

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code FRENZY when you get to the checkout. If the store page did not open, you can click here to shop
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20%
OFF
Code

Get 20% off all Batman products at Costume Box

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code BAT20 when you get to the checkout. If the store page did not open, you can click here to shop
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30%
OFF
Code

Get 30% off Easter bunny costumes at Costume Box

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code HOP30 when you get to the checkout. If the store page did not open, you can click here to shop
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25%
OFF
Code

Get 25% off ALL Harry Potter items at Costume Box

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code HARRY25 when you get to the checkout. If the store page did not open, you can click here to shop
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FROM
$3.99
Deal

Shop wigs at Costume box from $3.99

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
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20%
OFF
Code

Save 20% off Star Wars costumes & accessories at Costume Box

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code STARSWARS20 when you get to the checkout. If the store page did not open, you can click here to shop
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$17
Deal

Costume Box: snag kids costumes from $17

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
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20%
OFF
Code

Save 20% on your entire purchase @ CostumeBox.com.au

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code 20BIG when you get to the checkout. If the store page did not open, you can click here to shop
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FREE
Deal

Costume Box Australia: grab a free gift with all online orders

We've opened the store in a new tab or window. There's no promo code needed to get this offer  - just click through and shop!
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20%
OFF
Code

Save 20% on all kids costumes @ CostumeBox.com.au

We've opened the store in a new tab or window, for you to complete your shopping. If  you're using a promo code, enter the code FRENZY20 when you get to the checkout. If the store page did not open, you can click here to shop
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About Costume Box 

Costume Box was launched in 1998 by founders who were passionate about customer service, a customer service that is rated excellent on Costume Box reviews. Since then, it has supplied more than three million costumes to customers around the globe. Whether you're putting on a theatrical production or heading off to a fancy dress party, shop using our Costume Box discount codes.

Costume Box Welcome Discount

Subscribe to the Costume Box newsletter to receive a Costume Box Welcome Discount and $15 off all orders over $100. Save money on dressing up with our Costume Box coupons and Costume Box discount codes.

Costume Box Rewards Membership

Rewards members earn points to turn into vouchers every time they shop. For every $20 spent, a FUN dollar is earnt to spend online. Save more with our Costume Box discounts.  If you're not sure Costume Box is for you, then check out the positive Costume Box reviews on trusted sites.

Costume Box Afterpay

Spread your shopping budget with Costume Box afterpay, making payments in four instalments over eight weeks. You must be over 18, live in Australia, and hold a valid debit or credit card. Save money by shopping with our Costume Box promo codes.

Costume Box Sales

If you want to have more fun for less money, shop in the Costume Box sales. Plan ahead and buy Costume Box for Halloween costumes and Christmas outfits out of season and save extra dollars. Get even more value for money by using our Costume Box coupon codes.

Costume Box Customer Service

On the help page you'll find full Costume Box contact details with phone numbers as well as an extensive FAQ page. You can also search for Costume Box locations. Don't forget to shop with our Costume Box promo codes.

Costume Box Returns Returns

If you're not totally happy with your purchases, then the Costume Box returns policy gives a generous 100 days to make free returns.