Oat Bar Price at Starbucks (2026) — Ontario

An Oat Bar costs C$4.25 at Starbucks in Ontario, Canada (updated September 2026).

Looking up the Oat Bar price at Starbucks in Canada? It currently sells for C$4.25. That's about 9% below the typical Starbucks Treat item — the 3rd-cheapest of 10 we track. It has 310 calories and 5g of protein and contains Milk, Oats. It's available at around 15 Starbucks locations across Canada. Prices are sourced from delivery platforms and refreshed regularly. See how it stacks up across other chains, and track its price for free, on MenuPriceToday.

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