Boeing

United and Southwest have also paused hiring because of the delivery delays. Higher airfares could be on the way.

Another CEO at Boeing is out after its planes have faced a series of safety-related issues. Experts say flying is still safe, but the company culture needs an overhaul.

CEO Dave Calhoun will step down at the end of the year following a series of mishaps from the plane maker.

Many travelers still prioritize the cost of travel over which airplane they will fly in.

Some trace Boeing's problems back to the '90s.

"The staffing for flight attendants, especially domestically, is at FAA minimums," said Sara Nelson, international president of the Association of Flight Attendants-CWA. "Our jobs are harder than they've ever been."

A door plug recently blew off a Max 9 plane, prompting concerns about whether fliers should board these planes.

While investigators are still looking into why a piece of a Boeing aircraft blew off an Alaska Airlines flight over the weekend, there aren't many rival plane suppliers.

But conditions may be improving for the planemaker.

Supply chain issues, increased federal oversight and a looming strike by workers in its defense unit are affecting the company's ability to deliver orders.