Diono Coupons & Promo Codes

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Diono coupons
Rating Codes Only Latest Last Call
 Last Updated: 3 days ago
20%
Off

20% off $200+

  • Promo Code
  • Score: 82
  • 100% Success
  • 20% Off
  • Best Diono Coupon
Show Code DIONOGIVE20
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-08-17.

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15%
Off

15% off Boosters

  • Promo Code
  • Score: 82
  • 100% Success
  • Verified
  • 15% Off
Show Code C4BOOST3RS15
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-17.

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15%
Off

15% off Boosters

  • Promo Code
  • Score: 82
  • 100% Success
  • Verified
  • 15% Off
Show Code US4BOOST3RS15
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-13.

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15%
Off

15% off $150+

  • Promo Code
  • Score: 82
  • 100% Success
  • 15% Off
Show Code DIONOGIVE15
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-08-17.

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$80
Off

$80 off 3RX

  • Promo Code
  • Score: 80
  • 100% Success
  • Verified
  • $80 Off
Show Code IAR3A80NRXD
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-17.

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$80
Off

$80 off 3QXT

  • Promo Code
  • Score: 80
  • 100% Success
  • Verified
  • $80 Off
Show Code NRTX3AQ80DIA
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-17.

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$75
Off

$75 off Flexa

  • Promo Code
  • Score: 80
  • 100% Success
  • Verified
  • $75 Off
Show Code US4FL3XA75
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-13.

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$75
Off

$75 off Flexa

  • Promo Code
  • Score: 80
  • 100% Success
  • Verified
  • $75 Off
Show Code C4FL3XA75
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-17.

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$50
Off

$50 off 3RXT

  • Promo Code
  • Score: 79
  • 100% Success
  • Verified
  • $50 Off
Show Code R3NDXART50IA
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Diono checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-13.

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50%
Off

Clearance Sale – Up to 50% off Select Car Seats and Accessories

  • Sale
  • Score: 45
  • 100% Success
  • Verified
  • 50% Off
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-09-02.

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50%
Off

$250 off Radian 3RXT Bonus Pack Was: $499.99 Now: $249.99

  • New
  • Sale
  • Score: 42
  • 100% Success
  • Verified
  • 50% Off
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-09-23.

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33%
Off

Radian 3RX – Pink Blossom Was: $299.00 Now: $199.00

  • Sale
  • Score: 41
  • 100% Success
  • Verified
  • 33% Off
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-09-17.

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25%
Off

$100 off Radian 3QX Was: $399.99 Now: $299.99

  • New
  • Sale
  • Score: 41
  • 100% Success
  • Verified
  • 25% Off
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-09-23.

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20%
Off

20% off the Monterey 5iST FixSafe Was: $369.99 Now: $295.99

  • Sale
  • Score: 41
  • 100% Success
  • Verified
  • 20% Off
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-09-23.

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12%
Off

$20 off Monterey XT Was: $159.99 Now: $139.99

  • New
  • Sale
  • Score: 40
  • 100% Success
  • Verified
  • 12% Off
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-09-23.

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Free
Gift

Buy a Flexa LUXE Stroller and get a Newborn Pod Free

  • New
  • Gift With Purchase
  • Score: 33
  • 100% Success
  • Verified
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-09-23.

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$150
Off

Subscribe and Get Up to $150 off Radian Models

  • Special Offer
  • Score: 26
  • 100% Success
  • $150 Off
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-05-12.

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Sign Up to Enjoy Exclusive News & Benefits When You Bring us Along for the Ride

  • Special Offer
  • Score: 23
  • 100% Success
Details
  • No code is needed for this offer. The sale price is as marked on the Diono website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-05-12.

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Diono Shoppers Were Also Interested In These Offers

Splendid coupons

Sale on Sale! Save Up to 80% off Sale with code: BETTER at Splendid.com! Offer Valid: 9/19-9/25

  • Promo Code
  • Score: 83
  • 100% Success
  • Verified
  • 80% Off
Show Code BETTER
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Splendid checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-17.

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Champs Sports coupons

15% off $75 and Free Shipping on $49+ Order

  • Promo Code
  • Score: 83
  • 100% Success
  • Verified
  • 15% Off
Show Code PARSEP15
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Champs Sports checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-03.

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More Champs Sports promo codes    
Green Kid Crafts coupons

50% off Sitewide

  • Promo Code
  • Score: 83
  • 100% Success
  • Verified
  • 50% Off
Show Code JOLLY50
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Green Kid Crafts checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-12.

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More Green Kid Crafts promo codes    
J.Crew coupons

Up to 50% off Outerwear, Boots and More Plus Extra 50% off Sale Styles

  • New
  • Promo Code
  • Score: 83
  • 100% Success
  • Verified
  • 50% Off
Show Code SHOPSALE
Details
  • Tap on the offer to show the code. Copy the code and paste it on the J.Crew checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-23.

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More J.Crew promo codes    
GearBest coupons

Up to 90% off + Free Coupons

  • Coupon
  • Score: 83
  • 95% Success
  • Used 97 times
  • 90% Off
Details
  • No code is needed for this offer. The sale price is as marked on the GearBest website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-03-21.
  • Jonathan said Works. on 2022-06-28.

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Vineyard Vines coupons

Military Discount – 15% off any Order

  • Sale
  • Score: 83
  • 95% Success
  • Used 75 times
  • 15% Off
Details
  • No code is needed for this offer. The sale price is as marked on the Vineyard Vines website. Tap on the offer to shop the sale.
  • Dealhack last verified this offer on 2022-03-21.

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More Vineyard Vines coupons    
Johnkart coupons

Spring Fashion Sale: Up to 30% off Orders $300+

  • Promo Code
  • Score: 83
  • 100% Success
  • 30% Off
Show Code SPRING70
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Johnkart checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-05-04.

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More Johnkart promo codes    
O'Neill coupons

15% off Sitewide and Free Shipping on $99+ Orders

  • Promo Code
  • Score: 83
  • 92% Success
  • Used 760 times
  • 15% Off
Show Code ONEILLAFF15
Details
  • Tap on the offer to show the code. Copy the code and paste it on the O'Neill checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-05-26.
  • Heather said Thanks for the deal! on 2021-06-08.
  • Diana said Just used this one and it worked. on 2020-11-15.

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More O'Neill promo codes    
Belk coupons

Up to 50% off Select Exclusives and National Brands Orders and 20% off Regular and Sale Select Designer Brands Orders

  • New
  • Promo Code
  • Score: 83
  • 100% Success
  • Verified
  • 50% Off
Show Code 54276824
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Belk checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-09-26.

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More Belk promo codes    
Merrell coupons

Up to 60% off Outlet Styles Plus Take An Additional 15% off

  • Promo Code
  • Score: 83
  • 100% Success
  • Used 27 times
  • 60% Off
Show Code SUMMER15
Details
  • Tap on the offer to show the code. Copy the code and paste it on the Merrell checkout page. This offer is valid online only.
  • Dealhack last verified this offer on 2022-06-15.

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More Merrell promo codes    

What Is The Shipping Policy For Diono?

Diono ships to anywhere in the United States, including Alaska, Hawaii, and US Territories. Delivery times vary depending on the exact shipping destination. Orders within the continental US that exceed a certain amount may qualify for free standard shipping.

What Is The Return Policy For Diono?

Diono accepts returns of unused products within 30 days from the date of purchase. All returned merchandise must be in their original condition and packaging. Contact their customer service team to learn more.

What Is The Contact Info For Diono?

Need help? You can get in touch with Diono’s customer service team at 855-463-4666 from 8:00 am to 3:00 pm PST, Monday through Friday. You can also send them a message through their online contact form. For more news and updates, follow Diono on Facebook, Instagram, and Twitter.

The insider shopping tips on this page were researched and written by Jeanne Meets, one of our resident online shopping experts. Do you have a shopping tip or deal to share? Send Jeanne an email at [email protected] and let her know the details.

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