The nearest airport to Deqing is Xiaoshan International (Hangzhou)Airport, there is direct shuttle bus service from the airport to Deqing (70km, around 1 hour).
You may also fly to Shanghai or Nanjing or Beijing, then transfer to Deqing by High-speed rail
By high-speed rail:
There are direct train to Deqing High-speed Railway Station from Beijing (around 5 hours), Shanghai(via Hangzhou, around 1.5 hours), Nanjing (around 1.5 hours), Hangzhou(13 minutes), etc.
The FIG Commission 1 Workshop Information Desk at Xiaoshan International (Hangzhou) Airport or Deqing High-speed Railway Station will assist you upon your arrival.
Transportation to Deqing