DEALHACK

agents@dealhack$fetch the freshest Costa Del Mar codes…

10% Off Costa Del Mar Promo Codes September 2026

✓agent-verified & updated·

Today's Top Costa Del Mar Coupon Codes:

15 offers in total
5%
OFF

Save 5% Off at Costa Del Mar

worked at checkout

Take 5% off eligible purchases at Costa Del Mar with this code.

  • saves ~$14.25
  • community
How We Verify This Code
59
code confidence
good chance it works
5 of 5
code checks worked
$14.25
median discount
5% of the cart
$778.53
saved in total
across every cart we have seen

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
$10
OFF

$10 Off at Costa Del Mar

worked at checkout

Use this coupon code for $10 off on eligible Costa Del Mar purchases.

  • community
How We Verify This Code
45
code confidence
good chance it works
2 of 2
code checks worked

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
10%
OFF

Extra 10% Off Select Glasses + Free Shipping

worked at checkout

Enjoy an extra 10% off select Costa Del Mar glasses plus free shipping when you use this code.

  • saves ~$24.06
  • community
How We Verify This Code
36
code confidence
worth a try
3 of 3
code checks worked
$24.06
median discount
10% of the cart
$1,602.11
saved in total
across every cart we have seen

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
5%
OFF

Save 5% Off at Costa Del Mar

worked at checkout

Get 5% off eligible purchases at Costa Del Mar with this coupon code.

  • community
How We Verify This Code
5
code confidence
still worth a try
1 of 4
code checks worked

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
$20
OFF

Get $20 Off at Costa Del Mar

worked at checkout

Shop Costa Del Mar and save $20 on eligible purchases with this coupon code.

  • community
How We Verify This Code
5
code confidence
still worth a try
1 of 3
code checks worked

Code confidence is our agents' read on how likely this code is to work. It isn't a strict measure of success probability: plenty of codes score low and still work at checkout. It was last recalculated .

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
10%
OFF

Take 10% Off Your Costa Del Mar Order

Enjoy 10% off on eligible Costa Del Mar purchases with this promo code.

  • saves ~$10.00
  • store issued
How We Verify This Code
2 of 2
code checks worked
$10.00
median discount
4% of the cart
$492.80
saved in total
across every cart we have seen

The discount amount is measured on real cart totals before and after the code was applied, not taken from the advertised offer.

Costa Del Mar published this code itself, on its own pages, its newsletter or a feed we take from it.

use code
15%
OFF

Up to 15% Off at Costa Del Mar

Use this discount code to get up to 15% off on eligible Costa Del Mar purchases.

  • community
How We Verify This Code
5 of 5
code checks worked

Shoppers here submitted this code or reported back on how it went. It gets the same checks as every other code on this page.

use code
25%
OFF

25% Off Select Gear: Summer Black Friday

Costa Del Mar's promo page lists Summer Black Friday savings of 25% on select gear. The discount applies to featured qualifying styles shown in the promotional selection.

Get Deal
DEAL

Free Gift With Purchase on Eligible Items

Select Costa Del Mar product pages show a free gift with purchase as an available special offer. The offer appears on eligible items and is subject to the offer details shown during shopping or checkout.

Get Deal
DEAL

Clearance Savings on Sunglasses, Eyeglasses, Apparel and Accessories

Shop Costa Del Mar clearance for discounted polarized sunglasses, eyeglasses, apparel and accessories. The sale applies to items in the clearance section and availability may vary by product.

Get Deal
DEAL

Clearance Sale: Discounts on Select Markdown Styles

Costa Del Mar's clearance section features reduced prices on selected markdown styles. Availability is limited and items are offered only while supplies last.

Get Deal
30%
OFF

30% Off Prescription Sunglass Lenses: Costa Clarity Sale

Save 30% on prescription sunglass lenses at CostaDelMar.com for a limited time. The offer excludes prescription eyeglasses, gift cards, prior purchases and certain excluded products.

Get Deal
15%
OFF

15% Off for Military, First Responders, Teachers and Other Eligible Groups

Costa Del Mar offers a 15% discount on eligible gear for verified community groups, including military personnel, first responders and teachers. Eligibility is confirmed through ID.me before the discount is applied.

Get Deal
DEAL

Clearance Sale, Deals on Select Markdown Styles

Costa Del Mar's clearance sale includes selected markdown styles while supplies last. The sale covers items such as polarized sunglasses, eyeglasses, apparel and accessories with discounted pricing on eligible products.

Get Deal
DEAL

Free Costa Beach Bag With $300 Purchase

Shoppers who spend $300 or more can receive a free Costa beach bag. The offer is featured on Costa Del Mar's site with qualifying high-value eyewear shown alongside the promotion.

Get Deal

Costa Del Mar Shopping Info

Discounts

✓
Popup/Newsletter
Sign up for emails to get exclusive offers and a chance to win a Costa voucher.
✓
Loyalty
Crew Rewards Program
✓
Students
10% off · UNiDAYS
✓
Military, Teachers, First Responders, Healthcare Workers & Government Employees
15% off · ID.me

Shipping & Returns

✓
Free Shipping
Threshold: Contiguous United States
✓
Intl Shipping
Ships to US, Puerto Rico, Virgin Islands, and Canada.
✓
Free Returns
Window: 30 days · Fee: Free
Final Sale
Engraved products and prescription sunglasses are not eligible for standard online return.

Payments

Cards
Visa, Mastercard, American Express, Discover
Wallets
Apple Pay, PayPal
BNPL
Klarna, Afterpay, Affirm
✓
Gift Cards

Costa Del Mar Code Checks, Day by Day

Every Costa Del Mar code check from the last 13 days, plotted by the day it ran. Green is how many came back working. Red is how many costadelmar.com would not accept. That is the checkout testing you did not have to sit through yourself.

agents@dealhack: ~/signals --store costadelmar.com --days 13
22
code checks run
17
checks where the code worked
77.3%
success rate
6
different codes tried
13 days · 22 code checks · 17 worked
workedpeak 6
would not applypeak 3
Daily coupon check results
DayCodes that workedCodes that would not applySuccess rate
20100%
00—
00—
00—
00—
60100%
00—
00—
10100%
2250%
00—
10100%
5363%
where this data came from:
19 automated cart runs3 web search results

Last confirmed working on . Codes that stop clearing get pulled off this page automatically.

What These Numbers Mean

A code check is one result for one code. Most are our agents applying it to a real cart and reading the order total before and after; the rest come from tracked orders and from shoppers reporting back, as broken down above. Worked means the code was accepted and the total went down. Would not apply means costadelmar.com refused it on that cart. That is not the same as the code being fake. The usual reasons are:

  • It expired or the store switched it off after it was published.
  • It was single-use and had already been redeemed.
  • It only covers certain categories, brands or individual products.
  • The cart did not reach a minimum spend.
  • It is limited to new customers, a first order, or an email sign-up.
  • It cannot be combined with an active sale or another code.
  • It is tied to a different country, currency or membership.

So a code that failed one check can still work on your cart, and the success rate (checks that worked divided by all checks) is best read as how easily Costa Del Mar discounts apply in general, not as a verdict on any single code. Hover any bar in the chart to see that day on its own.

When Costa Del Mar Runs Sales

Recurring events worth timing an order around. Windows shift year to year, so treat them as a shopping calendar rather than a fixed date.

  1. late November
    Black Friday and Cyber Monday Event

    Features sitewide discounts across select polarized sunglasses styles and outdoor apparel lines.

  2. late August to September
    End of Summer Clearance

    Offers steep markdowns on seasonal inventory and select lifestyle frames to clear out stock.

  3. early to mid June
    Father's Day Promotion

    Provides special bundle deals and promotional discounts on top-tier fishing frames and retainer accessories.

Locate the Code Box at costadelmar.com

The agents tested the code. Entering it is the one part we leave to you. Here's exactly where the Costa Del Mar promo code goes at checkout.

Follow the shopper-submitted screenshots below to spot the Costa Del Mar promo box and apply your code. Miss a step and even a working code does nothing, so the agents mapped every one for you.

Costa Del Mar checkout page showing the Promo code field and APPLY button

How to find

  1. 1.Go to costadelmar.com
  2. 2.Select any pair of sunglasses and add them to the cart
  3. 3.Click on the cart icon to navigate to the shopping cart page
  4. 4.Locate the 'Order Summary' section on the right side of the page
  5. 5.Click the 'Do you have a promo code?' accordion to reveal the input field
  6. 6.Find the 'Promo code' input box and the 'APPLY' button

How to use

Click the 'Do you have a promo code?' text in the Order Summary to expand the field, type your code into the 'Promo code' input, and click the 'APPLY' button.

Before You Buy at Costa Del Mar

What shoppers ask most about Costa Del Mar.

›Do promotional codes apply to all product lines?

Promotional codes and community discounts exclude new product launches, limited editions, and selected markdown items. Items such as the newest PRO Series releases or special collaborative collections are typically exempt from sitewide percentage-off vouchers.

›Can I combine multiple discount codes on a single order?

Orders are limited to a single promotional code or community discount per transaction. Community verification discounts from ID.me or UNiDAYS cannot be stacked with active sitewide markdown promotions or clearance events.

›How do ID.me and UNiDAYS discounts apply at checkout?

Military, medical, teacher, and student discounts require completing verification through ID.me or UNiDAYS directly inside the shopping cart interface prior to payment submission. The reduced pricing applies instantly once authentication is successfully confirmed.

›How do I initiate a warranty claim for damaged frames?

Warranty and repair claims must be started by logging into your Costa account and navigating to the Customer Care Service section. Prescription eyewear claims, however, must be processed directly through your original Eye Care Practitioner rather than online.

How We Verify Costa Del Mar Codes

Nothing goes up here on trust. A Costa Del Mar code is collected, applied to a real costadelmar.com cart, dated the last time it took money off an order, scored on what came back, and pulled once it stops clearing. Promotions have no code to run through a checkout, so those are dated when they go live and dropped when they lapse. Here is how far that has got on this page, and every change the agents logged along the way.

agents@dealhack: ~/verify --store costadelmar.com --log
collect15 Costa Del Mar offers listed here: 7 codes you paste at checkout, 8 promotions that need none · 6 sent in by shoppers
test7 codes put through a live costadelmar.com cart · last run
confirm4 of 7 codes took money off an order in the last 7 days · most recently
score5 codes rated on how likely they are to work · last recalculated
measure3 codes with a discount measured on real carts · $2,873 taken off in total
prune1 offer expires within the month · expired offers and dead codes drop off automatically

Recent Costa Del Mar offer activity

Each entry is a change the agents logged on this page, dated to the day it happened.

  1. 6 codes rescored on fresh results

    22 signals read · odds of working recalculated

  2. New $10 off code added

    sent in by a shopper · 45/100 code confidence · 2 of 2 checks worked

  3. 3 codes worked on live costadelmar.com carts

    each one took a discount off a real order

  4. 5 codes retested at checkout

    applied to a live costadelmar.com cart

  5. 15% off code rescored

    5 of 5 checks worked

  6. New 5% off code added

    sent in by a shopper · 5/100 code confidence · 1 of 4 checks worked

  7. 5% off code worked on a live costadelmar.com cart

    5/100 code confidence · 1 of 4 checks worked · 6 signals

The agents keep retesting every Costa Del Mar code on this page. No one here vouches for a code they did not watch work. If one slips through expired, take the next on the list. We keep backups.

Help Other Costa Del Mar Shoppers

Not every Costa Del Mar code reaches us from the store. 6 codes on this page were first submitted by shoppers. Wherever a code comes from, it still has to pass the same cart test before it goes up here.

35 hours
since a code sent in by a shopper last took money off a real costadelmar.com cart
86%
of the Costa Del Mar codes on this page came from shoppers

Have a code we missed?

Send it over and the agents will run it through a real costadelmar.com cart. If it works, it lands here with the test behind it.

Did a code work for you?

Open any Costa Del Mar code above and tell us whether it worked. It takes one tap, no sign-up, and a code that keeps failing gets pulled off the page.

Rate a code

Costa Del Mar Customer Support

Need help with your shopping? Here's what's available for Costa Del Mar when an order, return, or promo code needs a human.

Phone

800-814-7100

Live chat

Not available

Help center

www.costadelmar.com/en-us/c/contact-us

Customer service is primarily handled via web form submission and phone support during weekday business hours.

About Costa Del Mar

Who you're buying from.

Brand Profile

Websitecostadelmar.com
Founded1983
HeadquartersDaytona Beach, USA
Parent companyEssilorLuxottica
ReferenceWikipedia
Follow Costa Del Mar for sale alerts and new arrivals

Did You Know

Founding

Costa Del Mar was established in Florida in 1983 by a group of hardcore fishermen seeking better glare protection.

Naming

The brand name translates from Spanish as coast of the sea, reflecting its deep connection to marine environments.

Flagship Product

The company is widely known for its proprietary 580 lens technology designed to block yellow light and enhance color contrast.

Stores Like Costa Del Mar: Today's Best Coupons

These 12 stores sell products similar to Costa Del Mar. Below you can see the best coupon or deal available at each one today, so you can compare prices before you buy. 10 of them have a promo code you can copy at checkout.

Backcountry10% off

Take 10% Off Eligible Purchases

Save 10% on eligible purchases at Backcountry when you use this code.

  • saves ~$34.00
  • community
Get Code
Bodega Cooler50% off

Save Up to 50% Off Select Sale Items

Shop the Bodega Cooler sale collection to save up to 50% on select electric coolers, fridges, and accessories, with discounts reflected as reduced sale prices on eligible products.

Get Deal
Chaco15% off

15% Off Your Chaco Purchase

Save 15% on Any Order by Using This Chaco Promo Code at Checkout

  • saves ~$11.25
  • store issued
Get Code
Huk Performance Fishing15% off

Take 15% Off Your Current Huk Performance Fishing Purchase

Save 15% on Any Order by Using This Huk Performance Fishing Coupon at Checkout

  • community
Get Code
Outdoor Master5% off

Save 5% Instantly with Their Outdoor Master Promo Code Savings

Use This Outdoor Master Coupon Code for 5% Off Any Order

Get Code
Husqvarna10% off

Husqvarna Promo Code: 10% Off

Take 10% Off eligible purchases at Husqvarna with this promo code. Use the code on qualifying items for the discount.

  • saves ~$6.60
  • community
Get Code
Huckberry$60 off

Get $60 Off Your Huckberry Order

Take $60 off your Huckberry order when you use this code.

  • community
Get Code
PURPLE LEAF12% off

Get an Extra 12% Off at Purple Leaf

Unlock an extra 12% off on eligible Purple Leaf purchases with this discount code.

  • saves ~$9.54
  • sitewide
Get Code
Solo Stove10% off

Take 10% Off Any Solo Stove Order

Shop Solo Stove and save 10% on any order with this discount code.

  • community
Get Code
Nature Hills Nursery15% off

Take 15% Off Storewide at Nature Hills

Unlock 15% off storewide at Nature Hills Nursery with this discount code.

  • community
Get Code
Aiper$600 off

Save Up to $600 on IrriSense 2 Multi-Pack Sets

Current IrriSense 2 multi-pack options include the 2-pack at $699.99 (was $999.98) and the 3-pack at $999.99 (was $1,599.97), giving shoppers up to roughly $600 in savings with discounts baked into the product prices.

Get Deal
Baffin15% off

Save 15% Storewide at Baffin

Take 15% off storewide at Baffin with this discount code.

  • saves ~$16.20
  • community
Get Code

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