U.S. airlines have had a good year in on-time performance. Till the shutdown, anyway.
1. Government shutdown causes significant flight delays, affecting major U.S. airports. 2. Analysts warn shutdown may disrupt airlines' recent operational improvements. 3. Essential aviation workers won't be paid during the shutdown, risking staffing issues. 4. Air travel remains fragile due to inexperienced workforce and outdated technology. 5. High-profile flight delays may influence legislative action to end the shutdown.