: Frequently offers the lowest basket totals for store-brand staples. In 2026, Aldi's prices have been found to be roughly 8.3% cheaper than Walmart on average. It is a standout for affordable produce and meat.
: A strong contender for Prime members, offering competitive pricing that is often 7% lower than many traditional grocery retailers. It excels in meat and poultry prices and offers savings through "Subscribe & Save". cheapest place to buy groceries online
“"Amazon Fresh is absolutely your best bet for cost savings, reliability, and quality... Their prices on so many items are cheaper and the sales are excellent." — imagine4vr on Reddit ” Reddit · r/Frugal · 11 months ago : Frequently offers the lowest basket totals for
As of early 2026, and Aldi consistently rank as the cheapest places to buy groceries online in the U.S.. While Costco has been found to have the overall lowest average prices—beating Walmart by as much as 21.4% on a per-ounce basis in recent studies—its model requires a membership and bulk purchasing. Top Choices for Cheapest Online Groceries : A strong contender for Prime members, offering
Data sourced from recent market analysis reports as of February 27, 2026. Community Insights on Savings
Shoppers often highlight that the "cheapest" option depends heavily on how you handle delivery fees and memberships.
: Similar to Aldi, Lidl consistently offers prices about 8.5% lower than Walmart . It is particularly noted for its high-quality, low-cost private-label basics and produce. Pricing Comparison by Essential Items (Early 2026) Amazon Fresh Milk (1 Gallon) $2.86 Eggs (1 Dozen) $1.67 Chicken Breast (lb) $5.37 Butter (1 lb) $1.39 Ground Beef (lb) $6.24