Sure get some deals,a crazy example is dill seed,it over 5 dollars for a tiny bottle of McCormicks at the store,got 3 POUNDS for less than 15 dollars off Amazon,and easy to get free shipping on spices.Cant even find Mace here,got 8 ounces for 20 dollars.
The products from Spicy World and Frontier have been very very good products in our experience through Amazon.
Great place to buy spices for sure.
WINCO has bulk spices too,but the selection has got a lot more limited,at least at ours,and not always the freshest,but waaaay cheaper than those little bottles.