Complex sentence: Ewing Township is also the site of the Trenton-Mercer Airport (TTN), which currently offers two flights per day on Streamline Air to Hanscom Field, located west of Boston.
Split into simpler sentences: Ewing Township is also the site of the Trenton-Mercer Airport (TTN). This facility currently offers two flights per day on Streamline Air to Hanscom Field, located west of Boston.