TonsOfTickets provides all the best 5 Seconds of Summer Petco Park tickets at low prices. Our ticket inventory for 5 Seconds of Summer in Petco Park is updated by the minute and can be purchased by clicking the “Buy” button for any of the dates above. You will then be sent to our secure checkout page. Unless otherwise noted, your 5 Seconds of Summer Petco Park tickets will be sent via FedEx. In many cases, E-Tickets are available which allows you to download and print your 5 Seconds of Summer tickets from your email.