The Costco website offers a wide range of products ranging from groceries to electronics at discounted prices for its members. The best way to save on Costco purchases is to use our cashback comparison website to find a cashback portal with the highest cash back rate and sign-up bonus, and to combine it with credit card rewards for additional savings. Also, compare cashback rates for similar stores to maximize your savings.
We searched the web for the best Costco cashback offers. We found 2 cashback portals that offer cashback for Costco. Dollar Dig offers the best cashback rate for Costco.
| Portal | Cashback | ||
|---|---|---|---|
 Dollar Dig | 2.5% | ||
 Swagbucks | 100 SB |