15%OFFSign-Up
Sign-Up
Verified Top Pick15% Off Your First Order With Email Sign-Up
Mightly gives 15% off a first order when you sign up on its sign-up page, as stated in the banner on its home page on 29 October 2026.
Limited Time Offer
Mightly Promo Codes and Organic Kidswear Deals
Mightly first-order 15% off and free delivery on orders of $100+
6 active offers available for mightly
25%OFFBaby
Baby
VerifiedWeekend Flash Sale: 25% Off Mightly Baby Items
A home page banner on 29 October 2026 announced a weekend flash sale with 25% off Mightly baby items only, linked to its baby collection. No end date is shown, so check that the 25% is applied in your cart before paying.
Limited Time Offer
FreeDELIVERY$100+
$100+
VerifiedFree Delivery On Orders Of $100+
Mightly delivers free on US orders of $100 or more, as stated in the banner on its home page on 29 October 2026. Shipping rates below that show at checkout.
Limited Time Offer
$3.95OFF2-Pack
2-Pack
VerifiedKids Graphic Tee 2-Pack $35.95, Was $39.90
The organic cotton kids graphic tee 2-pack is priced at $35.95 against a compare-at price of $39.90 in Mightly's gift ready multipack collection, as listed on 29 October 2026.
Limited Time Offer
$49.95PriceBundle
Bundle
VerifiedOrganic Cotton 3 Piece Baby Bundle For $49.95
Mightly sells organic cotton 3 piece baby bundles, such as Bunny Hop and Chambray, for $49.95, and a bodysuit and pant bundle for $27.95, as listed in its baby collection on 29 October 2026.
Limited Time Offer
$29.95PricePajamas
Pajamas
VerifiedOrganic Cotton One-Piece Baby Pajamas For $29.95
Mightly's 100% organic cotton one-piece baby pajamas in the Wild Wander, Garden Path and Bloom and Burrow prints are priced at $29.95 each, as listed on 29 October 2026.
Limited Time Offer
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The Complete mightly Savings Guide
A practical savings guide for shoppers using mightly offers.
Is there a Mightly promo code?
Mightly does not show a public promo code. New customers get 15% off a first order by signing up on its sign-up page, and delivery is free on orders of $100 or more. On 29 October 2026 a home page banner also announced a weekend flash sale with 25% off baby items only, with no end date given, so check the cart total before paying.
Mightly prices
Organic cotton one-piece baby pajamas cost $29.95, the 3 piece baby bundles $49.95 and a bodysuit and pant bundle $27.95. Kids long sleeve pajamas are $39.95, girls twirl dresses $38.95 to $39.95, and flared girls leggings are $27.95. The gift ready multipacks include a kids graphic tee 2-pack at $35.95 against a compare-at $39.90.
Delivery and returns
Shipping rates below $100 show at checkout. Unwashed and unworn items can be returned or exchanged within 30 days of purchase. Shoppers pay the return shipping unless they add Re:Do return insurance at checkout, which gives free exchanges and returns for store credit. Final sale and Lightly Loved items cannot be returned or exchanged.
Offers on this page were checked on the shop's own website on 29 October 2026.
Social Proof
What shoppers say.
Ratings and written reviews from shoppers who used these offers.
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