Multiple airlines experience system-wide outages across U.S.

SAN DIEGO — Travelers across the country were facing major delays at airports early Monday as multiple airlines reported system-wide issues.

Southwest, Delta and American Airlines acknowledged the issues in tweets to customers in the early hours.

Check the status of San Diego flights

Delta said the issue was a “system-wide outage,” while Southwest tweeted “this is affecting us on a system-wide level.” American Airlines has also tweeted about the issue, but did not specifically say it is was “system-wide.”

The FAA said in a statement the airlines were experiencing issues “with a flight planning weight and balance program called Aerodata. Mainline operations and regional operations are impacted to varying degrees.”

As of 5:30 a.m. Monday, the Federal Aviation Administration tweeted the issue was resolved.

Travelers should check their flight statuses throughout Monday as the system-wide issue have affect timing across the country.

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