DALLAS — Southwest Airlines said early Monday that it had fixed technology problems that delayed hundreds of flights on Sunday, and it expects a normal day of operations.

The Dallas-based company had been warning passengers to arrive at the airport two hours early Monday and print boarding passes beforehand. When asked early whether fliers should continue with those precautions, an airline spokesman said customers should expect a normal day Monday.

The Dallas-based company said it was using back-up systems around the country to check in travelers lacking printed or mobile boarding passes. Southwest said about 450 of the 3,600 flights scheduled for the day had been delayed. Read more…

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Southwest says it fixed technology issue that delayed hundreds of flights