CostumePub.com Promo Codes for August 2026

Purchase multiple costumes for a group and receive a discount. The savings vary based on order size.

Select inflatable costumes are discounted by up to 25%. This includes various popular character designs.

Educators are eligible for a 10% discount on their entire order. Valid teacher credentials are required.

Discover significant markdowns on clearance costumes and accessories. Discounts can reach up to 60% off original prices.

Save up to 20% on retro theme costumes, including 1970s disco outfits. Explore styles from past decades.

Dress up your furry friends with pet costumes from $15. Includes options for dogs and cats.

Selected skeleton costumes are available with a 15% discount. Find options for various sizes.

New customers receive a 15% discount on their initial purchase. This offer applies to most items sitewide.

A range of witch costumes is now 10% off. This includes classic and modern witch styles.

Active and veteran military members qualify for a 10% discount. Verification is required at checkout.

Subscribe to the CostumePub newsletter and receive a 10% discount. The offer applies to your next purchase.

Get complimentary standard shipping on purchases totaling $55 or more. No minimum item count is required.

Get 15% off on a selection of ninja costumes. Outfit includes various accessories for a complete look.

A selection of Super Mario costumes is discounted by up to 20%. Find outfits for popular characters.

Discover a collection of scary masks with prices starting at $12.99. Includes latex and overhead mask styles.

Find a variety of Halloween decorations priced below $30. Items include spooky props and yard stakes.

Select Harry Potter themed costumes start at $39.99. This includes various character outfits.

Find dinosaur costumes discounted by up to 20%. Options for both kids and adults are available.

Receive up to 20% off on various latex masks. These masks offer detailed and realistic designs.

Certain Avengers themed costumes are available with a 15% price reduction. Options for various heroes are included.

Browse a range of costume wigs, all priced below $25. Options for different characters and themes are offered.

Students can receive a 10% discount on their costume purchases. Present valid student ID for verification.

Selected princess costumes are available with a 10% discount. This offer applies to various popular princess styles.