Costco Gas in Fontana, CA
1 station in Fontana, California
Costco Gas Hours in Fontana
Fontana has 1 Costco gas station. Weekday hours are typically 5:30 AM to 10 PM. Saturday hours are 6 AM–8:30 PM. Sunday hours are 6 AM–7:30 PM. Membership is required at the pump. Costco gas is TOP TIER™ certified, meeting enhanced detergent standards recommended by most major automakers.
Hours last checked August 20, 2026. How we check
Costco gas in Fontana: FAQ
How many Costco gas stations are in Fontana, CA?
Fontana has 1 Costco gas station: 16505 Sierra Lakes Parkway.
What time does Costco gas open in Fontana?
On weekdays, Costco gas in Fontana opens at 5:30 AM and closes at 10 PM. Hours last checked August 20, 2026.
What are Costco gas hours on Sunday in Fontana?
On Sundays, Costco gas in Fontana is open 6 AM–7:30 PM.
Do I need a membership to buy Costco gas in Fontana?
Yes. An active Costco membership is required at the pump.