Ticket allows access to the Grounds not before 7pm. Tickets are subject to applicable service charges. All sales final. No refunds or exchanges. Not all seats available. Tickets are subject to availability. Customers may purchase up to 8 tickets per evening Grounds session for the US Open. Tickets (and the purchase thereof) are subject to the rules, terms and conditions set by the official ticket seller, the USTA and/or the venue, as applicable. US Open schedule of play, as well as session dates, number of matches and starting times, are subject to change. Please note that US Open single-session tickets are subject to dynamic pricing which provides fans with price options based on market demand.