For many Americans, the summer travel season is ending the way it started, with flight delays and cancellations. It originally was supposed to leave at 7:00 AM, and we were getting, like, updates all day or all week, really. And now it's leaving at 10. More than 5000 flight delays at US airports since Sunday. About 300 canceled flights. Staffing shortages blamed for most of the travel troubles they had. Thousands of people waiting, I mean. It took us hours to get on that plane. The TSA screening more than 6 million people since Friday, more than even before the pandemic in 2019. This is the busiest I've seen it, so when I travel frequently. According to Travel App Hopper, nearly 13 million passengers were scheduled to fly from US airports over the holiday weekend. Travel is back that people are excited to get out there and take those trips that many folks hadn't felt comfortable doing over the past few years. But. With the number of flights actually down 1015%, there are very few empty seats on airplanes. Do not expect much elbow room on your next flight, and don't expect much room on the roads either. According to AAA, 80% of travelers are driving rather than flying this Labor Day weekend, but at least they're getting some relief at the pump gas prices, averaging $3.78 for a gallon of regular a lot better than the $5 a gallon we saw. In June. If you're already planning some fall travel, there is some good news. Experts predict fewer delays and cancellations in September and October as airlines ramp up their staff and demand for travel cools down. Alexis Christoffers, ABC News, New York.