When is the final balance due on my Butlin's Big Weekender? 23 November 2021 11:04 Updated The final balance will be due 70 days before your break begins. Related articles What are the payment options? When do I have to pay the balance of our holiday? Can I book a large group for one of these breaks? What deposit is needed to book a Butlin's Big Weekender? Will I need everyone’s guest details at the time of booking the break?