6-INCH Sub for $3.99 | Subway Coupon

Who wouldn't smile at the thought of a yummy Subway sandwich that doesn't break the bank? Snatch up this opportunity to savor your go-to sandwich without emptying your pockets, thanks to exclusive coupon - snag a 6-inch sub for just $3.99!

How to Get Discounted Sub

1. Take a look at the menu and choose the 6-inch sub that you're craving.
2. After you've picked your sub, go ahead to checkout.
3. There will be a box on the «Order Summary» page where you can enter promo codes.
4. Type in SUB399 exactly as shown in that box.
5. Hit the Apply button after entering your code to use your coupon.
6. A message will pop up letting you know the code worked.

Heads Up! If there's an error saying your promo code doesn't work or is no longer valid, make sure you’ve entered SUB399 correctly or go to Subway Coupons.

7. Once everything's set and your promo code works, your 6-inch sub's price drops to just $3.99!
8. Look in the "Order Summary" under "Deals" to see your discount.

Remember! Double-check any terms or expiration dates tied to this offer before you order.

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As of the January 18th 2025, the coupon was valid.