A Delta Airlines bigwig who helped lead LaGuardia Airport’s glitzy makeover stole a motorist’s keys and threw them in a storm drain during a dustup outside the airport, sources told The Post.

Ryan Marzullo, 46, was stealthily arrested Wednesday by Port Authority cops on charges of criminal mischief and petit larceny, sources said.

The arrest came after a bizarre Nov. 11 incident between Marzullo and a 22-year-old Queens man who was parked outside LaGuardia’s Terminal C, according to sources.

Ryan Marzullo, 46, was stealthily arrested Wednesday by Port Authority cops on charges of criminal mischief and petit larceny, sources said. linkedin

The motorist contended that Marzullo drove up, identified himself as a Delta employee and reached into his 2024 Toyota, grabbing his keys, the sourc

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