Thornton Heights airports ::
The nearest airport is PWM - Portland Intl Jetport, located 2.7 km north of Thornton Heights.
Other airports nearby include BOS - Boston General Edward Lawrence Logan Intl (150.9 km south), BED - Bedford Laurence G Hanscom Fld (151.0 km south west), BGR - Bangor Intl (176.9 km north east), PVD - Providence Theodore Francis Green State (228.9 km south west),