toggle audio on and off change volume download audio With long lines, delays, and cancellations piling up, Sean Cudahy, senior aviation reporter for The Points Guy, joined WTOP to break down what’s going on — and to share some tips for those who still need to fly in the coming days.

WASHINGTON (AP) — U.S. airlines canceled more than 2,100 flights Sunday mostly because of the government shutdown and the Federal Aviation Administration’s order to reduce air traffic.

The slowdown at 40 of the nation’s busiest airports is now in its third day and beginning to cause more widespread disruptions. That includes more than 7,000 additional delays Sunday alone, according to FlightAware, a website that tracks air travel disruptions.

More than 1,000 flights were canceled Friday, and

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