I have a promotional offer, how do I use this online? Please visit https://www.altontowers.com/tickets-passes/day-passes/pre-book-promotions/ for advice on how to redeem any valid promotional offer. Related articles Do I need to pre-book online in advance with my promotional voucher? How can I contact you? I have a Cadbury Free Ticket voucher do I need to pre-book? How do I redeem my Tesco Clubcard Points at Alton Towers Resort? Can I book Fastrack?