(CNN)– According to Deutsche Bank, air fares are up 15 to 20 percent from a year ago. But jet fuel prices are down at least 35% since their peak in April. There are two main things keeping the price of flying sky high. The first demand. Simply put, people keep buying tickets, so airlines have l ittle motivation to lower prices. The second is less competition. The bankruptcy of Spirit Airlines removed a lot of pressure for legacy airlines to compete on price. Categories: News Tags: fuel prices, Gas Prices, Oil Prices, U.S. economy ...read more read less