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Affordable Boys Halloween Costumes Under $20

(228 items)
Kids Super Mario Bros.™ Elevated Luigi Hat & Mustache Costume Accessory
Kids Super Mario Bros.™ Elevated Luigi Hat & Mustache Costume Accessory
2 Piece(s) #DG146379
On
Sale
$10.98
38% OFF
 
 
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Toddler's Star Wars™ The Mandalorian™ Grogu™ Costume - 3T - 4T
Toddler's Star Wars™ The Mandalorian™ Grogu™ Costume - 3T - 4T
2 Piece(s) #JWC0682TL
Clearance
Price
$18.17
44% OFF
 
 
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Kids Value Star Wars™ The Mandalorian™ Costume
Kids Value Star Wars™ The Mandalorian™ Costume
3 Piece(s) #14241989
Starting at
$13.48
 
 
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Kids Value Spider-Man Costume
Kids Value Spider-Man Costume
2 Piece(s) #14241984
Starting at
$11.08
 
 
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Boy's Classic Super Mario Bros.™ Mario Costume
Boy's Classic Super Mario Bros.™ Mario Costume
1 Piece(s) #14289426
Starting at
$19.98
 
 
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Squishmallows™ Marvin Monster Treat Pail
Squishmallows™ Marvin Monster Treat Pail
1 Piece(s) #JWC1313
Clearance
Price
$13.97
36% OFF
 
 
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Toddler Hot Dog Costume - 3T-4T
Toddler Hot Dog Costume - 3T-4T
1 Piece(s) #GC934
On
Sale
$18.18
41% OFF
 
 
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Kids Value Captain America Sam Wilson Costume
Kids Value Captain America Sam Wilson Costume
2 Piece(s) #14241988
Starting at
$11.68
 
 
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Boy’s Muscle Chest Power Rangers™ Red Ranger Costume
Boy’s Muscle Chest Power Rangers™ Red Ranger Costume
1 Piece(s) #14289411
Starting at
$17.98
 
 
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Kids Fade In/Fade Out Ghost Costume
Kids Fade In/Fade Out Ghost Costume
1 Piece(s) #14107940
Starting at
$15.17
 
 
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Boy’s Classic PJ Masks™ Gekko Costume
Boy’s Classic PJ Masks™ Gekko Costume
1 Piece(s) #14277579
Starting at
$19.28
 
 
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Teen Hot Dog Costume
Teen Hot Dog Costume
1 Piece(s) #GC603
On
Sale
$17.48
52% OFF
 
 
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Kids Banana Costume - Medium
Kids Banana Costume - Medium
1 Set(s) #GC971
On
Sale
$14.88
37% OFF
 
 
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Kids Cat Kid Comic Club™ Cat Kid Costume Kit
Kids Cat Kid Comic Club™ Cat Kid Costume Kit
1 Piece(s) #DG244269
$19.99
 
 
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Toddler Lightweight Penguin Costume - 3T-4T
Toddler Lightweight Penguin Costume - 3T-4T
1 Piece(s) #GC937
On
Sale
$13.78
42% OFF
 
 
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Kids Deluxe Ghostbusters: Frozen Empire™ Engineer Suit Costume
Kids Deluxe Ghostbusters: Frozen Empire™ Engineer Suit Costume
1 Piece(s) #14469606
Starting at
$17.18
 
 
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Kids Value Star Wars™ Darth Vader™ Costume
Kids Value Star Wars™ Darth Vader™ Costume
3 Piece(s) #14241991
Starting at
$13.78
(2)
 
 
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Kids Naruto Costume Kit
Kids Naruto Costume Kit
1 Piece(s) #FW90976
Starting at
$12.98
 
 
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Boy's Classic Mighty Morphin Power Rangers™ Red Ranger Dino Costume
Boy's Classic Mighty Morphin Power Rangers™ Red Ranger Dino Costume
1 Piece(s) #14289438
Starting at
$16.18
 
 
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Kids Value Star Wars™ Boba Fett™ Costume
Kids Value Star Wars™ Boba Fett™ Costume
2 Piece(s) #14241990
Starting at
$13.48
 
 
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Toddler CoComelon Melon Costume
Toddler CoComelon Melon Costume
1 Piece(s) #14241952
Starting at
$17.48
 
 
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Kids Classic Super Mario Bros.™ Luigi Elevated Costume Accessory Kit
Kids Classic Super Mario Bros.™ Luigi Elevated Costume Accessory Kit
1 Piece(s) #DG167309
On
Sale
$16.98
15% OFF
 
 
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Toddler's Spider-Man: Into the Spider-Verse™ Miles Morales Spidey Costume - Medium 3T-4T
Toddler's Spider-Man: Into the Spider-Verse™ Miles Morales Spidey Costume - Medium 3T-4T
2 Piece(s) #JWC0675TL
On
Sale
$17.48
47% OFF
 
 
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Kids Super Mario Bros.™ Luigi Elevated Accessory Kit
Kids Super Mario Bros.™ Luigi Elevated Accessory Kit
1 Piece(s) #DG164609
On
Sale
$14.68
16% OFF
 
 
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Kids Super Mario Bros.™ Toad Costume Kit - up to Size 8
Kids Super Mario Bros.™ Toad Costume Kit - up to Size 8
1 Piece(s) #DG85229CH
$17.09
 
 
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Boy's Muscle Halo Spartan Locke Costume
Boy's Muscle Halo Spartan Locke Costume
1 Piece(s) #14289485
Starting at
$17.47
 
 
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Toddler's Star Wars™ The Mandalorian™ Costume - 3T - 4T
Toddler's Star Wars™ The Mandalorian™ Costume - 3T - 4T
3 Piece(s) #JWC0683TL
On
Sale
$17.98
55% OFF
 
 
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Kids Star Wars™ The Mandalorian™ The Mandalorian Cape & Mask Set
Kids Star Wars™ The Mandalorian™ The Mandalorian Cape & Mask Set
2 Piece(s) #JWC2169
$19.99
 
 
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Boy's Colonial Boy Costume
Boy's Colonial Boy Costume
1 Piece(s) #14290942
Starting at
$18.17
 
 
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Baby Furry Penguin Costume
Baby Furry Penguin Costume
1 Piece(s) #14305143
Starting at
$18.77
 
 
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Kids Classic Harry Potter Hufflepuff Robe
Kids Classic Harry Potter Hufflepuff Robe
1 Piece(s) #14277530
Starting at
$18.67
 
 
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Kids Clown Costume
Kids Clown Costume
3 Piece(s) #MR144125
On
Sale
$11.28
62% OFF
 
 
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Boy’s Standard Toy Story Woody Costume
Boy’s Standard Toy Story Woody Costume
1 Piece(s) #14263798
Starting at
$19.07
 
 
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Kids Mustard Costume - Medium
Kids Mustard Costume - Medium
1 Set(s) #GC976
Clearance
Price
$12.37
52% OFF
 
 
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Boy's Classic Bendy Costume - Large
Boy's Classic Bendy Costume - Large
1 Piece(s) #DG91477GWAL
On
Sale
$17.98
60% OFF
 
 
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Kids Crayola® Crayon Tunic Costume
Kids Crayola® Crayon Tunic Costume
1 Piece(s) #14290978
Starting at
$16.97
(2)
 
 
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Baby Ghostbusters™ Slimer Posh Costume - XS 12-18 Months
Baby Ghostbusters™ Slimer Posh Costume - XS 12-18 Months
1 Piece(s) #DG164239W
On
Sale
$13.48
70% OFF
 
 
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Kids Pumpkin Costume
Kids Pumpkin Costume
1 Set(s) #14305162
Starting at
$16.98
 
 
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Kids Classic Bendy and the Ink Machine™ Bendy Jumpsuit Costume
Kids Classic Bendy and the Ink Machine™ Bendy Jumpsuit Costume
1 Piece(s) #14406228
Starting at
$17.97
 
 
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Toddler Ghostbusters: Frozen Empire™ Posh Flight Suit Costume
Toddler Ghostbusters: Frozen Empire™ Posh Flight Suit Costume
2 Piece(s) #14469602
Starting at
$14.28
 
 
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Toddler Ghostbusters™ Slimer Posh Costume
Toddler Ghostbusters™ Slimer Posh Costume
1 Piece(s) #14469603
Starting at
$12.57
 
 
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Kids Pumpkin Spice Seasoning Costume
Kids Pumpkin Spice Seasoning Costume
1 Piece(s) #GC1665
On
Sale
$14.98
51% OFF
 
 
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Toddler Pig Costume
Toddler Pig Costume
1 Piece(s) #14290873
Starting at
$13.27
(2)
 
 
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Boy's Batman Shirt Mask Cape Costume
Boy's Batman Shirt Mask Cape Costume
1 Set(s) #14298389
Starting at
$14.97
 
 
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Kids Ninja Costume
Kids Ninja Costume
1 Piece(s) #14303436
Starting at
$16.98
(3)
 
 
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Kids Rainbow Costume
Kids Rainbow Costume
1 Piece(s) #GC630746
On
Sale
$16.28
47% OFF
 
 
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Toddler UPS Driver Costume
Toddler UPS Driver Costume
1 Piece(s) #14108366
Starting at
$19.99
 
 
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Boy's Superman Shirt Costume
Boy's Superman Shirt Costume
1 Set(s) #14298391
Starting at
$10.47
 
 
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Baby Puppy Love Costume
Baby Puppy Love Costume
1 Piece(s) #14290821
Starting at
$16.98
 
 
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Infants Silly Scarecrow Costume
Infants Silly Scarecrow Costume
1 Piece(s) #14414872
Starting at
$11.98
 
 
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Toddler's Walrus Costume
Toddler's Walrus Costume
1 Piece(s) #14108088
Starting at
$14.17
 
 
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Boy's Brown Monk Robe
Boy's Brown Monk Robe
1 Piece(s) #14107061
Starting at
$14.28
 
 
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Kids Harry Potter™ Ravenclaw Robe Costume - Small 4-6
Kids Harry Potter™ Ravenclaw Robe Costume - Small 4-6
1 Piece(s) #RU884541SM
Clearance
Price
$18.77
37% OFF
 
 
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Toddler U.S. Army Costume - 2T-4T
Toddler U.S. Army Costume - 2T-4T
1 Piece(s) #UR26286TL
On
Sale
$11.98
27% OFF
 
 
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Toddler Race Car Driver Costume
Toddler Race Car Driver Costume
1 Piece(s) #14108341
Starting at
$19.28
(2)
 
 
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Kids Storm Costume
Kids Storm Costume
1 Piece(s) #GC630646
On
Sale
$17.68
34% OFF
 
 
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Boy's D. Ranged Teen Costume
Boy's D. Ranged Teen Costume
1 Piece(s) #UR30169T
On
Sale
$17.68
47% OFF
(2)
 
 
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Toddler Skeleton Piggyback Costume
Toddler Skeleton Piggyback Costume
1 Piece(s) #MHPBTSK
On
Sale
$17.08
14% OFF
 
 
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Boy's Stealth Costume - Small
Boy's Stealth Costume - Small
1 Piece(s) #CC00121SM
$17.99
 
 
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Toddler Dalmatian Costume
Toddler Dalmatian Costume
1 Piece(s) #14108091
Starting at
$17.98
 
 
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Baby Gherkin Pickle Bunting Costume
Baby Gherkin Pickle Bunting Costume
1 Piece(s) #GC9040
On
Sale
$17.68
42% OFF
 
 
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Kids Value Black Panther Costume
Kids Value Black Panther Costume
2 Piece(s) #14241982
Starting at
$12.78
 
 
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Toddler Happy Hoodie Lobster Costume
Toddler Happy Hoodie Lobster Costume
1 Piece(s) #LF10154TL
On
Sale
$17.98
64% OFF
 
 
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Toddler Bat Costume
Toddler Bat Costume
1 Piece(s) #14305079
Starting at
$18.47
 
 
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Unbeatable Value on Quality Costumes

Get ready for spooky season with our amazing selection of boys Halloween costumes that deliver big fun without a big price tag! We've gathered over 120 incredible costume options perfect for trick-or-treating, school parties, and Halloween celebrations. From superhero costumes for boys to classic characters and scary creations, you'll find exactly what your little ghoul or goblin desires. Our collection features popular themes like TV & movie costumes, sci-fi adventures, and animal outfits that spark imagination. Many costumes include multiple pieces for a complete look that stands out from the crowd. With prices starting as low as $10.99, you can create unforgettable Halloween memories without breaking the bank. We carefully select each costume to ensure quality materials and comfortable fits for hours of Halloween fun. Whether your boy wants to be a brave knight, a mighty superhero, or a creepy creature, we've got the perfect affordable costume solution. Plus, with our fast shipping, you'll have plenty of time to plan the perfect Halloween 2025 celebration!