Aerial shots of the area show the scale of the Chobham Common fire
The last event of the Rose Ladies The series was cut short due to a major fire near Wentworth.
The western runway at the Surrey site was evacuated on Friday's third and final round after fire spread from Chobham Common, close to the 10th. hole.
The organizers were unable to find an alternate date and location, so the tournament will revert to 36 holes.
Alice Hewson from England, who headed Friday, has been declared the winner.
Georgia Hull has been named the overall champion of the Order of Merit for the series, hosted by Ryder Cup player Justin Rose and his wife Kate, to provide competitive action to female professionals in the back The Ladies European Tour was suspended in March amid the coronavirus pandemic.
With the tour resuming in Scotland later this month and with LPGA Tour events already underway, Rose said she found an alternate date before concluding the tournament was impossible.
"Our mission was to serve the ladies and give them a chance to play and hone themselves for their respective seasons," said the 40-year-old Englishman, who won the US Open in 2013.
"The last thing we want to do now is create a burden for them because they have to pass in the final round at a later date."
The three-day grand final followed seven one-day tournaments held in England in June and July.
It was the first time a professional women's tournament had been held on Wentworth's respected west track.
Emergency services were called when fire spread close to players on the West course