Denny's Coupons - October 2026

Always open and ready to serve your favorites, Denny’s has been America’s favorite diner for years. 

No matter where you decide to eat your Denny’s, take advantage of a Denny’s coupon or Denny’s promo codes to make that extra side or dessert a reality and elevate your experience.

Sign Up for Denny’s Rewards

Want to become an even bigger fan of America’s favorite breakfast diner? Sign up for Denny’s Rewards to receive exclusive news, fresh deals, rewards right to your inbox, and a delicious birthday gift every year. You also get Denny’s 20% off coupon just for signing up.

Save on Breakfast

Browse the breakfast menu confidently, knowing you’re about to get the best savings on your favorite diner food. Current Denny’s promos include a free build-your-own grand slam breakfast on your birthday and the classic kids eat free with any adult entree purchase offer.

Browse our selection of discounts and order through Denny’s on Demand using Denny’s coupon codes so you can order that deluxe meal without feeling guilty.

Kids Eat Free

When adults purchase a meal of $6 or more at Denny’s, a kid in their party can eat for free. This works for each entree-ordering adult. The days of the week, when this offer is available, vary by region and location. 

Note that not all store locations will offer this deal. It’s best to confirm the exact details at the specific location you wish to visit before stopping in.

Purchase Gift Cards

Purchase Denny’s gift cards in values ranging from $5 to $100. These cards can be used to purchase virtually anything sold at store locations, from food to t-shirts to mugs, where applicable. The gift card can be sent right to the recipient as well, so there’s no need for you to forward it.

AARP Discount

Members of the senior group AARP can get a discount code for 15% off at Denny’s on their entire check or meal. This offer is only valid at select participating locations. 

Simply present your AARP card when it comes time to pay your bill, and the discount will be added to your check. Note that this discount cannot be combined with any other deals, discounts, or offers.

• Get $10 Off for $30+ Orders with code "RADDAD"
• $10 Off for Orders Over $30 using code "SCHOOLRULES"
• Save $10 on Orders $30+, use "MOMDAY"
• Save $10 on $30+ Orders - code "HOLEINONE"
• Denny's Offer: Up to 10% Off with code "60PHASE2"
• Get 30% Off at Denny's using code "WAFFLEWEEK"
• Get $10 Off at Denny's Checkout, use "Spooky"
• Coupon Gets You $10 Off Purchase: "REDWHITEBERRY"
• Bounty Knives with Fibrox and Rosewood Handles with code "DZ78H"
• Bounty Chef Knife with Versatile Handles using code "DZ80B"
• Get a complimentary beverage with the purchase of an entrée priced between $6.99 and $7.99: redeem promo code CHAMPS2026 at Dennys Diner
• Shop smarter with Dennys Brands - Enjoy discount codes to Collect smashing prices on chosen items - code "DX17B"
• Denny's Coupon for 20% Off: "CSAVE20OFF"
• Enjoy 15% off in-store & online using code "FLAGSTAFF15"
• Save on Your Order at Denny's, use "BACK"
• Obtain 10% Discount on Your Order - code "10OFF"
• Spending a bit less is easy when Denny's takes 20% off your order with code "SHARETHELOVE"
• Discount Offer from Denny's using code "4807557"
• Collect 20% Off on Your Purchase, use "G2D7GEEY244F"
• Enjoy 20% Discount on Entire Site - code "ITS2022"
• Take Your 25% Off Discount Voucher at Denny's Now: "25ON1"
• Receive 15% Off by Using Promo Code: "15OFF"
• Bonus Item with featured products, use "GRANDSLAM"
• The total comes down 10% at Denny's - code "SAVE10JWBH8TWG"
• Receive a discount with Denny's Discount with code "SUNSOUT"