Costco Gas Prices in Oshawa, Ontario
2 stations tracked · Prices last updated: October 1, 2026 at 12:19 AM EDT. Prices refresh about once an hour; the price at the pump is what applies.
Regular$1.569
Premium$1.829
Diesel—
100 Windfields Farm Dr E, Oshawa, ON, L1L 0R8
Gas hours: Mon-Fri. 6:00am - 9:30pm; Sat. 6:00am - 8:30pm; Sun. 6:00am - 8:30pm
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Regular$1.619
Premium$1.869
Diesel—
130 Ritson Rd North, Oshawa, ON, L1G 0A6
Gas hours: Mon-Fri. 6:00am - 9:30pm; Sat. 6:00am - 8:30pm; Sun. 6:00am - 8:30pm
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Compare Costco gas prices in Oshawa before you drive. UPump refreshes prices automatically about once an hour from Costco's public warehouse information.