Norfolk OPP say the woman was driving south on Orange Hall Road at about 11:30 p.m. when her vehicle left the road, entered the ditch and struck a tree.
The driver was transported to a local hospital before being airlifted to a London hospital for further treatment.
Orange Hall Road was closed between Plowman’s Line and Colonel Talbot Road for the investigation.
An 18-year-old woman is in hospital with life-threatening injuries following a single vehicle crash near Tillsonburg.
Norfolk County OPP say the 18-year-old girl from Oxford County was travelling south on Orange Hall Road about 11:40 p.m. when her vehicle left the road and entered the west ditch. The vehicle then left the ditch and ended up on the east ditch, colliding with a tree.
A grey coloured sedan was heading southbound when it left the roadway entering the ditch and crashing into a tree.
A teenager has been flown to a London hospital after suffering life-threatening injuries in a single-vehicle crash late Monday night.
Western University and the union representing its faculty have reached a tentative agreement just as a strike deadline expired.