Aliexpress
Click here… to search for DJI 2375mAh 11.55V Flight Battery for Mavic Air Drone 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 (74.34 USD): AFfbG10
Coupon (74.34 USD): affbg10
(CouponsFromChina.com tip: apply it 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): 502C6B, TTxBG10, 2019SPEDM, bgssaff9
(probably won’t work, but you can try them out)
Price history and price alert
Do you need price history chart (for all/most countries) for DJI 2375mAh 11.55V Flight Battery for Mavic Air Drone? There we go.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).