Advance tickets can be purchased online through Broadwaymusicals.us. Also, theater tickets can be purchased in person from the Casino Avalon Ballroom At Niagara Fallsview Casino Resort box office. All tickets are subject to service charges. Please note, all transactions at the Casino Avalon Ballroom At Niagara Fallsview Casino Resort are cashless. All major credit cards and debit cards are accepted including Visa, MasterCard, American Express, Discover, and more. Service charges apply to all orders.