Some Chicago-area air travelers are anxious and scrambling, uncertain if their upcoming flights will be impacted by cut in air traffic at the country’s biggest airports, including O’Hare and Midway international airports.

The Federal Aviation Administration announced it will reduce flight capacity by 10% in the busiest parts of the national airspace starting Friday morning, as the federal government shutdown stretches into its second month — now the longest in history.

Airlines will phase in the cuts at the direction of the FAA, starting with eliminating 4% of flights at the 40 airports on Friday and working up to 10%.

O’Hare remained calm Thursday afternoon, with a roughly 30-minute security line wait time. But travelers were apprehensive about their scheduled return flights.

“I’m anx

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