Disclosed are exemplary embodiments of systems and methods for utilizing vehicle connectivity to facilitate payment account transactions. One exemplary method includes, in response to a detected interest of a consumer, requesting sales data associated with the consumer interest from at least one merchant based on a location of a vehicle associated with the consumer, and creating an order object for a product selected from the sales data. The method also includes appending a vehicle signature, for the vehicle, to the order object, and matching the order object to a transaction object for the selected product based on the vehicle signature. The method further includes transmitting a purchase order to the at least one merchant based on the order object and the transaction object, thereby permitting the at least one merchant to facilitate a payment account transaction for the selected product.