Free Sourdough Star Burger When You Upload Proof at Carl’s Jr.

Take advantage of Carl’s Jr.’s limited‑time promotion: upload proof of a passing Jack in the Box pass and receive a free Sourdough Star Burger. The offer runs through June 30, so act fast to enjoy this tasty perk without spending a dime.

Why this free burger deal stands out

• Zero cost – the burger is completely free once you submit the required proof.
• Easy redemption – a simple photo upload on the Carl’s Jr. site completes the process.
• Great for burger lovers – the Sourdough Star Burger is a fan‑favorite with a toasted sourdough bun and premium toppings.
• Limited window – the promotion ends on 6/30, creating a sense of urgency.

How to grab the deal at Carlsjr

1. Visit the Carl’s Jr. promotion page via the SHOP HERE button above.
2. Click the “Upload Proof” link and select a clear photo of your Jack in the Box pass.
3. Submit the image and wait for confirmation (usually within minutes).
4. Head to any participating Carl’s Jr. location and claim your free Sourdough Star Burger.

Savings tips & price context

Normally a Sourdough Star Burger costs around $8‑$9. Getting it for free saves you the full retail price, which adds up quickly if you’re a frequent visitor. Pair this offer with any existing Carl’s Jr. loyalty rewards to maximize value on future purchases.If you plan a larger meal, consider ordering additional items that qualify for free‑size upgrades or bundle deals. Ordering online for pickup can also speed up service and avoid wait times.

FAQ

Do I need a Jack in the Box receipt or just the pass?

The promotion requires a clear photo of the Jack in the Box pass that shows it’s been marked “passed.” A receipt is not necessary.

Can I use the free burger at any Carl’s Jr. location?

Yes, the free Sourdough Star Burger can be redeemed at any participating Carl’s Jr. restaurant nationwide.

What happens if my proof is rejected?

If the uploaded image doesn’t meet the criteria, the system will prompt you to re‑upload a clearer photo. Ensure the pass is fully visible and legible.Ready to enjoy a free Sourdough Star Burger? Follow the steps above, submit your proof, and treat yourself before the June 30 deadline. For more food‑related offers, check out our food‑deals page.

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