Price history, coupons and price alert are available on this page. What is the best price?
1x Battery Charging Hub, 4x Propeller Guards, 2x Intelligent Flight Battery, 1x Charger, 1x Shoulder Bag, 1x Aircraft, 1x Storage Box, 1x Power Cable, 1x Micro USB Cable, 6x propeller, 1x Remote Controller
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($483.59): aff7off
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): TTxBG10, bgssaff9
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Price history (for all/most countries) for DJI Spark Fly More Combo Refurbished Drone is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).