Hello how may I help you? I need help planning a weddimg Sure, how may I help? Which one is expensive a beach wedding or a private island wedding? There are many variables that decide the cost of a wedding. How many people are you inviting? 150 people It is impossible to guess which destination will cost more not knowing every variable. How expensive do you think it would cost for air fare to a private island? At least $700. Okay, thank you You are welcome.