Aliexpress
Click here… to search for iFlight TITAN Chimera7 LR 320mm SucceX-D F7 50A Drone BNF Digital on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (654.05 USD): BGJUNEGSG9
Coupon (661.24 USD): BGGAL8
Coupon (661.24 USD): BGJON8
Coupon (661.24 USD): hoNEYbGdeAlS
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply 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): Cholldrons65, BGMATT7, Drones6, BANGGOODSD, CouponsDE, 00c906, Tabby20, CouponsdeFPV, 8Couponsde, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BG8RCToy, BG874251
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for iFlight TITAN Chimera7 LR 320mm SucceX-D F7 50A Drone BNF Digital.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).