The good news for airlines over the holidays: passengers are back in force. The bad news: they actually want to get to their destination on time and want to take their bags with them. But over the past two weeks, thousands of flyers saw their flight canceled and their luggage lost as some airlines were on their worst behavior in years.
Flailing and financially failing US Airways, in bankruptcy for the second time in three years, canceled dozens of flights and then misplaced an estimated 10,000 bags. Northwest Airlines kept about 280 travelers on a diverted plane for more than 14...