A 52-year-old man trying to board a flight at Palm Beach International Airport was arrested after a gun was found in his carry-on bag, according to the Transportation Security Administration.
Agents intercepted the firearm at the checkpoint Wednesday, TSA said.
The weapon was identified as a Hi-Point 38 caliber handgun.
Firearms are prohibited in carry-on bags.
Deputies took the passenger, who was not immediately identified, into custody.
The TSA said this was the 17th firearm discovered at a PBIA checkpoint so far this year