The 23-year-old Olympic bronze medallist topped the qualification and finished with a score of 86.75 to beat New Zealand's Mischa Thomas.
This win marks her second of the season, finishing 70 points clear of Australia's Indra Brown.
British freestyle skier Zoe Atkin has secured her first overall World Cup halfpipe title with victory in the Swiss final.
The 23-year-old Olympic bronze medallist topped the qualification and finished with a score of 86.75 to beat New Zealand's Mischa Thomas.
This win marks her second of the season, finishing 70 points clear of Australia's Indra Brown.