Webpay online or with the xfinity app. Click on the account icon in the upper righthand corner of xfinity. com to pay your bill, check your balance, see your billing history, sign up for automatic payments and paperless billing, and so much more. All online, available 24/7. Webmay 16, 2019 · there are many convenient ways to pay your xfinity bill. Regardless of the status of the services at your address, you can sign in to your xfinity account to view and. Webmanage your xfinity billing, make payments, and access…