Southwest Airlines, Delta Air Lines, United Airlines and Alaska Airlines are experiencing some delays after technical problems Monday.

The computer glitch had been resolved around 8:30 am Eastern Standard Time, but delays could still be occurring, according to the Federal Aviation Administration. 

As of 9:30 a.m. Monday, Detroit Metropolitan Airport was experiencing delays in 15 percent of its arriving flights, 91 in total, and 14 percent, 84 in total, of its departing flights, according to the website FlightAware, a flight data tracking company.  The website for Detroit's main airport allows the public to check the status of specific flights. 

Detroit is a hub for Delta Airlines. The company said the technology issue had delayed some Delta Connection flights but the situation had been resolved by 9 a.m. No cancellations were expected, the airline said. 

Southwest had 474 delays as of 7:42 a.m. in New York, according to FlightAware. United Airlines, American Airlines and Delta had three dozen or less.

United Airlines said the outage was impacting its ability to release paperwork.

Alaska Airlines in a tweet said it is working with the vendor to get the system back up.

Dan Landson of Southwest Airlines said there was an outage with a vendor that services multiple carriers with data used in flight planning. 

American Airlines said the technical issue was related to AeroData, a company that makes aircraft location technology.

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