So, too was the experience for Delta Flight 186 on July 26, which also highlights airlines' and the FAA's ongoing inefficiency in balancing delays, work rules and customer service when storms strike.

WSJ: Flight Nightmares Overshadow Airlines�� Improving Record

Each time she complained to Delta customer service she was told the airline was sorry, but rules had changed.

WSJ: Saving Frequent-Flier Miles From the Ax

The service rules on cases that remain unresolved between a customer and a financial institution.

BBC: PPI complaints rise 'unprecedented', says ombudsman