Delta canceled nearly 350 flights over the weekend due to allged pilot scheduling and staffing challenges. An internal memo reportedly revealed that Delta’s crew scheduling technology has not kept pace with the airline’s operational growth.

Spirit Airlines has shut down operations, canceling all flights. Here's what to do if you're a stranded traveler.

The airline said that it was discontinuing in-flight food and beverage services on flights less than 350 miles. That includes routes like Los Angeles to San Francisco, for example. Delta’s first-class passengers, however, will continue to receive full service on every flight.

Sparking both backlash and praise, Delta Air Lines will eliminate food and beverage service on about 450 daily flights of 349 miles or less starting May 19.

Routes that are under a certain distance will no longer offer food and beverage service, the airline said.

Spirit Airlines is set to announce in the coming hours that that it will halt flying as of 3 am ET Saturday, according to two sources familiar with its plans, making it the first significant US airline to halt operations in nearly 25 years.

Spirit had its own terminal at LaGuardia Airport, and when a man I had a crush on once offered to coordinate our airport travel for separate trips that happened to coincide, I immediately declined. I didn’t want to admit that my Thanksgiving flight home was on Spirit,

Nicole Fallert here. May the 4th be with you. Start the week with our News Quiz then read about the closure of Spirit Airlines and the Met Gala. Start the day smarter. Get all the news you need in your inbox each morning.