1-grow your own - basil, thyme, rosemary, sage, cilantro, chives, parsley...
Big Lots - sometimes Italian seasoning, parsley, ... 67 cents/container.
Aldi's - dried onions, parsley... $1/container
GSF - catering grocery store (no loyalty card needed) $6 for megacontainer cumin, paprika...
Caputos - house brand (not sure) very good prices. I found a megacontainer of cinnamon sticks for $2.50 (used for canning/pickling).
Spice House (Geneva) WOW! Vanilla Beans (4-6 ct) $3-$4 (typically at Jewel cost is $8 for 1 or 2 beans) and the quality WOW! www.thespicehouse.com
Penzis - I have not used them yet. Heard great things. www.penzeys.com
Ethnic Grocers - Cumin, turmeric.... prices good
I premix rice mixes (buttery garlic rice, spanish rice, lemon herb rice, dirty rice... www.hillbillyhousewife.com) and soup mixes (minestrone, chicken tortilla, vegetable, beef barley...), and baked goods (chocolate cake, brownies, muffins). I go through A LOT of spices.
LOVE - dried minced onions. Easy to store, you won't cry from peeling onions and EASY.