How to redeem Costa gift cards 21 September 2023 11:53 Updated Step 1 Step 2 Enjoy! Our favourite is an oatmilk flat white please. Team Cheddar ☕️ Related articles How to redeem Amazon gift cards How to redeem Deliveroo gift cards Which banks & cards work with Cheddar 🏦 How to redeem Airbnb gift cards How to redeem Tesco gift cards