"They know why the plane is delayed, but they won't tell you anything because they want to keep you from migrating to another airline, " she says.

NPR: Holding Pattern: Flight Delays are Going Up, Up, Up

Analysts have also warned that Boeing's woes could deepen if airlines who have the Dreamliner on order ask for deliveries of the plane to be delayed.

BBC: Dreamliner: Japan's ANA cancels more Boeing 787 flights

Taylor Aldredge, a marketing representative for a tech company, sat in the terminal or on a parked plane at Logan Airport in Boston for more than five hours on Wednesday, awaiting his delayed flight to New York, he said.

WSJ: Senators Seek Way to Ease FAA Cuts