The incident involving JetBlue Flight 1329 occurred shortly before 11:30 a.m. EST, The Washington Post reported. The plane had arrived from Boston.
The newspaper said flames broke out in the engine's tailpipe. Airport firefighters put out the fire with foam.
Airport spokesman Jonathan Dean said there were no injuries and the incident didn't cause any flight delays.
Video of Victoria’s Secret models trying to 'twerk' hits Instagram
Wisconsin business offering 'therapeutic cuddling' forced to close