Fatburger promo codes
20 Fatburger codes are on file. None has passed a checkout test yet, so try them before you count on the saving.
- Codes listed
- 20
- Verified
- 0
- Sitewide
- 5
- Last checked
- Oct 14, 2026
Unverified codes
Listed as found; some may have ended50% Off
Not verified
50% Off Impossible Burger (members Only) at Fatburger
- 50% off your order
- Applies to: Select items
- Excludes: members
35% Off
Not verified
Up To 35% Off Merchandise (In The Menu Select Merchandise To Use This Code) at Fatburger
- Applies to: Select categories
- Excludes: other
15% Off
Not verified
15% Off Select Items (click on Menu Them Merchandise to Use This Code) at Fatburger
- 15% off your order
- Applies to: other
- Excludes: other
10% Off
Not verified
10% Off Storewide (minimum Order $60) at Fatburger
- 10% off your order
- Works sitewide — no specific product required
- Applies to: storewide
10% Off
Not verified
10% Off Select Items at Fatburger
- 10% off your order
- Applies to: none
10% Off
Not verified
10% Off Merchandise (go to the Merchandise Shop on Menu) at Fatburger
- 10% off your order
- Applies to: Select items
- Excludes: other
Free Gift
Not verified
Free Gift Select Items (minimum Order $40) at Fatburger
- Applies to: Select items
SALE
Not verified
Buy One Get One Free On Milkshake (Members Only) at Fatburger
- Applies to: Select items
- Excludes: members
SALE
Not verified
Free Order Of Three Piece Wings Any Fatburger Meal at Fatburger
- Applies to: Select items
SALE
Not verified
Free Cookie Select Items (Members Only) at Fatburger
- Applies to: Select items
- Excludes: members
SALE
Not verified
Free Fat Fries Storewide (Click On Order Online) at Fatburger
- Works sitewide — no specific product required
- Applies to: storewide
- Excludes: other
SALE
Not verified
Free 3 Bone In Or Boneless Wings Fathurger Or Signature Sandwich Meal (Select Locations) at Fatburger
- Applies to: Select items
- Excludes: other
SALE
Not verified
Free Skinny Fries Storewide (Click On Order Online) at Fatburger
- Works sitewide — no specific product required
- Applies to: storewide
- Excludes: other
SALE
Not verified
Get For 6 Dollars Baby Fatburger at Fatburger
- Applies to: Select items
SALE
Not verified
Buy One Get One Free On 2 Hand Scooped Real Ice Cream Milkshakes at Fatburger
- Applies to: Select items
SALE
Not verified
Free Fat Fries With Any Purchase at Fatburger
- Applies to: Select items
SALE
Not verified
Free Cookie Any Purchase at Fatburger
- Applies to: Select items
- Excludes: undefined
SALE
Not verified
Free Fries Storewide at Fatburger
- Works sitewide — no specific product required
- Applies to: storewide
SALE
Not verified
Buy One Get One Free Milkshakes at Fatburger
- Applies to: Select items
SALE
Not verified
Free Fries Storewide (Members Only) at Fatburger
- Works sitewide — no specific product required
- Applies to: storewide
- Excludes: members
How to use a Fatburger code
Show and copy the code
Start with a verified code. The code opens in a new tab and this tab continues to Fatburger.
Fill your bag at Fatburger
Add the items the code applies to. Sale items and some brands are often excluded.
Paste it at checkout
Enter the code in the promo field before you pay. If the total does not change, try the next code.
Questions about Fatburger codes
Does Fatburger have a working promo code right now?
We list 20 Fatburger codes, but none has passed a checkout test yet. Treat them as unconfirmed and try the first one listed.
What is the best Fatburger promo code today?
The strongest offer we have on file is “50% Off Impossible Burger (members Only) at Fatburger”. It has not been verified, so it may not apply to every basket.
Do Fatburger codes work on everything?
5 of the listed codes are described as sitewide. The rest are limited to selected items, a minimum spend or new customers; each code lists its terms where they are known.
How do I use a Fatburger promo code?
Select “Show code” on this page and copy the code, add your items to the bag at Fatburger, and paste the code into the promo or discount field at checkout before you pay. The order total should update straight away; if it does not, the code does not apply to your basket.
Why did my Fatburger code not work?
The usual reasons are an expired code, sale items that are excluded, a minimum spend that has not been reached, or a code limited to first orders. Codes marked “Verified” were accepted at checkout on the date shown; unverified codes are listed as found and may already have ended.
Codes are collected from public sources and re-checked on a rolling schedule; retailers can end an offer at any time. InfluencerRate may earn a commission when you shop through links on this page.