Nikon D3400: Amazon has
Nikon D3400 w/ AF-P DX NIKKOR 18-55mm f/3.5-5.6G VR (Black) – $349.00 & FREE Shipping + tax
Another combo with 32GB Samsung card:
Nikon D3400 w/ AF-P DX NIKKOR 18-55mm f/3.5-5.6G VR (Black) ) w/ 32GB Samsung Memory Card – $360.99 & FREE Shipping + tax
Seems like this is the lowest price