Los Angeles (tca/dpa) — Jet fuel prices have been dropping dramatically since May, and US airlines now have more workers on staff than before the pandemic. So Americans preparing for Thanksgiving and Christmas travel should expect lower airfares and fewer delays and cancellations, right? Don’t get your hopes up. Ticket prices for domestic and international flights scheduled around the Thanksgiving holiday are trending 22% higher than at the same time in 2019, with Christmas flights up even more, according to the travel site Hopper. They are the highest fares in about five years. Another travel…