Aliexpress
Click here… to search for Hubsan H117S Zino Drone BNF on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (233.99 USD): bGhOnEy10
Coupon (241.79 USD): BGAFF7OFF
(CouponsFromChina.com tip: just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGH117SBNF, AFfbG10, BGBFAFF2019, BGCITYADS2019, BGH117SBNFBF, BGAFF10OFF, BGSS10%SW, bgshOOp10, BGRC902
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Here is price history (for all/most countries) for Hubsan H117S Zino Drone BNF.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).