There were approximately 2.17 million passengers who boarded planes, up 10 percent from 1.96 million in 2017, The Journal Record reported.
Will Rogers Airport topped the nation's average for airline traffic last year, at least up to November, according to the U.S. Bureau of Transportation Services.
Total domestic enplanements rose 3.1 percent from 2017 to 2018. U.S. carriers served about 74.1 million system-wide, in both domestic and international flights.
Updated figures for December and the full year in review were scheduled for release this month until the partial government shutdown.
"BTS remains open except for the Office of Airline Information, which is closed and not accepting data submissions due to an appropriations lapse," bureau officials posted online. "All BTS releases, except the Transportation Services Index, will be delayed."
Officials said the growth speaks well of the local economy and increased route options.
Karen Carney, an airport spokeswoman, said ongoing construction will leave the airport in a good position to support even more passengers.
The Airport Trust recently awarded a $61.9 million contract to Timberlake Construction Co. to build a concourse of four new gates, an observation deck and passenger lobby.
The concourse is the largest chunk of an $89.9 million terminal expansion plan, financed with bond debt that will be retired with revenue and facility fees. Construction is projected to take two years, concluding in early 2021.
Southwest Airlines opened its first direct flight to Washington, D.C., in November. American Airlines also announced it will begin its own nonstop service to D.C. in February.
Information from: The Journal Record, http://www.journalrecord.com
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