Widespread flight cancellations. Excruciating waits for customer service. Unruly passengers.And that was all before the holiday travel season.Even in normal times, the days around Thanksgiving are a delicate period for the airlines. But this week is the industry’s biggest test since the pandemic began, as millions more Americans — emboldened by vaccinations and reluctant to spend another holiday alone — are expected to take to the skies than during last year’s holidays.A lot is riding on the carriers’ ability to pull it off smoothly.“For many people, this will be the first time they’ve gotten together with family, maybe in a year, year and a half, maybe longer, so it’s very significant,” said Kathleen Bangs, a former commercial pilot who is a spokeswoman for FlightAware, an aviation data provider. “If it goes poorly, that’s when people might rethink travel …
