Smashburger Single Smash Burger for $1
Posted 8 hours ago
By Sophia Davis
Smashburger is offering a Single Smash Burger for $1
ONLY FOR September 18th, 2026
Participating Store Locators
https://smashburger.com/national-cheeseburger-day#locations
Sign up for Smash Burger Rewards
https://smashburger.com/sign-in
Link to the Details
ONLY FOR September 18th, 2026
Participating Store Locators
https://smashburger.com/national-cheeseburger-day#locations
Sign up for Smash Burger Rewards
https://smashburger.com/sign-in
Link to the Details
How to get another 33% off everything at Smashburger
CardBear sells discounted Smashburger gift cards. You can buy those discounted gift cards to use on top of this purchase to save even more.
- Go to CardBear
- Look for the highest discount
- Wait for the discounted gift card to arrive
- During checkout, use the gift cards to pay
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