One person was taken to hospital with non-life-threatening injuries after a two-vehicle collision north of Tillsonburg.
Emergency crews responded to the crash as authorities temporarily shut down several roads in the area.
Airport Road was closed in both directions between Plank Line and Zenda Line, while Cranberry Line was also blocked between Ostrander Road and Airport Road.
The injured person was transported to hospital for treatment. The roads have since reopened to traffic.