According to Sunwing 24 hour cancellation Policy, the ticket cancellation would be applied if the flight booked within 24 hours. If an Air ticket is reserved by any outsider travel service, via the web or offline medium, travelers would be charged a help expense to make the cancellation. No Sunwing Airlines Cancellation charge would be there within 24 hours of booking. Visit our website to know more. https://airlinespolicy.com/cancellation-policy/sunwing-airlines-cancellation-policy/