(CBS) — O’Hare Airport appears to be flying high again. Numbers show the airport is once again the world’s busiest in terms of take-offs and landings at least.

The announcement was made at the end of the World Routes 2014 convention at McCormick Place.

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“O’Hare isn’t just the busiest airport in the world, it’s an asset for the City of Chicago,” said Mayor Emanuel in a statement. “These new gains will help us attract new businesses and solidify our place as the best connected city in the U.S. and around the world.”

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So far this year 585,517 planes took off or landed. That beats Atlanta’s Hartsfield airport which had just over 582,000.

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It’s believed Atlanta still handles more passengers. O’Hare lost its title as busiest airport in the world in 2004.