Oat Bar Price at Starbucks (2026) — Ontario
An Oat Bar costs C$4.25 at Starbucks in Ontario, Canada (updated August 2026).
Looking up the Oat Bar price at Starbucks in Canada? It currently sells for C$4.25. That's about 4% below the average Starbucks Treat item — the 3rd-cheapest of 7 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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Frequently asked questions
How much does Oat Bar cost at Starbucks in Ontario?
Oat Bar costs C$4.25 at Starbucks in Ontario as of August 2026. Prices are sourced from Uber Eats and updated regularly on MenuPriceToday.
Is Oat Bar a different price in other states?
Yes — Starbucks prices vary by location. You're seeing the Ontario price (C$4.25). Use the state selector to compare Oat Bar prices across other US states on MenuPriceToday.
Where can I order Oat Bar in Ontario?
You can order Oat Bar from Starbucks via Uber Eats in Ontario. Compare prices on MenuPriceToday first so you never overpay.
How often are Starbucks prices updated?
We refresh Starbucks menu prices regularly from delivery platforms, so the Oat Bar price you see reflects the latest available data.