Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – KINGKONG ET125 Drone BNF (-3 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (167.19 USD): Drones6
Coupon (167.19 USD): CouponsDE
(CouponsFromChina.com tip: coupon code has to be applied in shop’s 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): 502C6B, TTxBG10, 10drones, 2019SPEDM, aff7off, bgssaff9, AFfbG10, affbg10, BGBFCR25, BGCITYADS2019, 7bcdf9, BGVDay10%off, BGMPB2020, BGAFF10OFF, BGTT10, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BGRC902, BgoFErTaSchInA10, BgcLuBofErtA10, BG10RACING, BGMATT7, BGDAVIS, BANGGOODSD
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – KINGKONG ET125 Drone BNF (-3 USD)
Price history and price alert
Price history (for all/most countries) for KINGKONG ET125 125mm Drone FlySky is here.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).