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DealFree shipping on orders over $200
Free shipping applies when an order total is over $200 USD.
Min. spend $200Shipping
Verified· 6d ago
Monday Swimwear promo codes for October 2026
We confirm every code and deal on this page on Monday Swimwear's own pages and in posts about it, and each says when. 13 of 13 still work — the rest are listed below with the date they stopped.
Last checked 1 day ago
6 working codes
Best today: 50% off
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Working Monday Swimwear codes today
- 20%Code
20% off storewide
Minimum order of $45 required.
Min. spend $45SitewideVerified· 1d agoRAFC•••II - DEALDeal
Earn points and member rewards
Members earn at least 1 point per $1 spent, with additional points for select activities. Rewards and benefits are automatically applied to the account.
RewardsVerified· 6d agoSee terms & exclusions
Points earned on refunded products are removed. Tier status lasts one year from attainment.
- DEALDeal
20–30% off End of Season Sale items
Items discounted 20–30% are part of the End of Season Sale; returns are issued as store credit only.
End of season saleVerified· 6d agoSee terms & exclusions
20–30% off items are eligible for store credit returns only.
- 10%Deal
10% off your first order
Enter your email through the newsletter form to get the discount on your first order.
First orderVerified· 6d ago - 25%Deal
25% off the 25% Off Collection
Shop the items in Monday Swimwear’s 25% Off Collection; the collection page does not state additional eligibility rules.
SwimwearVerified· 6d ago - 50%Deal
50% off the 50% Off Collection
Shop the items in Monday Swimwear’s 50% Off Collection; the collection page does not state additional eligibility rules.
SwimwearVerified· 6d ago - DEALDeal
40–50% off items in the 40–50% Off Collection
The collection groups products under a 40–50% off label; the page does not state additional eligibility rules.
SwimwearVerified· 6d ago - 40%Code
40% off storewide
SitewideVerified· 1d agoBDAY•••YY - 20%Code
20% off storewide
SitewideVerified· 1d agoanni•••20 - 10%Code
10% off storewide
SitewideVerified· 1d agoMS5R•••VR - 10%Code
10% off storewide
SitewideVerified· 1d agoMS69•••GT - 10%Code
10% off storewide
SitewideVerified· 1d agoMSDS•••8N
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Monday Swimwear prices worth acting on
Prices read 21 Oct 2026 from Monday Swimwear's deals page
One-piece swimwear
Cyprus One Piece
$60$199
Save $139 on a crinkle azure one-piece swimsuit.
See it on Monday Swimwear
Skirts
Palermo Skirt
$44$145
Save $101 on a lace crochet skirt for beach days.
See it on Monday Swimwear
Shirts
La Jolla Shirt
$44$145
Save $101 on a linen shirt for warm-weather layering.
See it on Monday SwimwearWhen Monday Swimwear actually discounts
Our estimate of when Monday Swimwear's biggest discounts of the year happen, month by month. November is the month to wait for.
66%of Monday Swimwear's biggest discounts happen in November
Share of biggest discounts by month (%)
How to apply a code at Monday Swimwear
- 1
Copy the code above
Start with the one verified most recently, not the biggest number.
- 2
Go to the checkout page
Open the cart page, then continue to checkout.
- 3
Enter and apply the code
Type your code into the promo code field on the checkout page, then select the apply button.
- 4
Check the total dropped
If Monday Swimwear shows "Enter a valid discount code or gift card", the code did not work — tell us, and a code shoppers report as failing moves to the bottom of the list.
Everything else worth knowing before you buy
- Returns
- The return window is 14 days from the delivery date. Sale items are subject to separate terms outlined in the Sale Return Policy.
- Best month to buy
- November — about 66% of Monday Swimwear's biggest discounts of the year fall in it, by our estimate.
- Customer service
- Customer service hours are Monday–Friday 9:30 AM to 6:30 PM PST. Reach the store via email at [email protected] or text HELP to 70141 for service support.
Monday Swimwear sale calendar
Our estimate of when Monday Swimwear's biggest discounts of the year happenIn 5 weeks
Black Friday Sale
The brand's biggest markdown event of the year, running over the Thanksgiving weekend.
53% of its biggest discounts
In 6 weeks
Cyber Monday Sale
Online-only deals closing out the Thanksgiving shopping weekend.
22% of its biggest discounts
In 6 weeks
Christmas Sale
Festive-season markdowns and gift offers running through December.
3% of its biggest discounts
In 2 months
New Year Sale
January clearance event to start the year.
2% of its biggest discounts
Monday Swimwear coupon questions
3 questions people actually ask us.
What is the return policy for sale items at Monday Swimwear?
Sale items are governed by a separate Sale Return Policy, which sets out the markdown and sale item terms.
Can I exchange a Monday Swimwear order?
Exchanges are available once for US orders only and are not offered on international orders. All exchanges are subject to standard shipping only.
When is Monday Swimwear customer service open?
Customer service is open Monday to Friday, 9:30am to 6:30pm PST.
Keep looking
Monday Swimwear and the Monday Swimwear logo are trademarks of their owner, shown here solely to identify the store and its offers. Couponly is an independent service and is not affiliated with, endorsed by, or sponsored by Monday Swimwear. We may earn a commission when you shop through our links. See our Terms.