Turning 40 in Las Vegas calls for a celebration thatโs as bold and unforgettable as the city itself. Whether itโs a VIP pool party, a luxurious spa day, a helicopter ride over the Strip, or a private dining experience at a top-rated restaurant, thereโs no shortage of ways to go big. Add in a little adventure with a desert ATV tour or catch a world-class show for a night to remember. Las Vegas 40th birthday ideas are all about living it up and making the milestone feel extra special.