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Gas prices in Thunder Bay

Regular gas in Thunder Bay averaged 175.8¢ per litre in September 2026 — ▼ 4.6% vs the Canadian average, rank 6 of 18 (1 = cheapest). A 55 L fill-up costs about $96.69.

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Thunder Bay, September 2026

Regular

Canada 184.3¢ · 1 yr ▲ 31.1%

175.8¢/L

Premium

Canada – · 1 yr ▲ 25.7%

206.4¢/L

Diesel

Canada – · 1 yr –

–/L

Heating oil

Canada – · 1 yr ▲ 75.9%

252.6¢/L

Regular gas, Thunder Bay vs Canada (¢/L)

Thunder BayCanada

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Questions and answers

What is the price of gas in Thunder Bay?

Regular self-serve gasoline averaged 175.8¢ per litre in Thunder Bay in September 2026, versus 184.3¢ for Canada.

Is gas in Thunder Bay expensive?

Thunder Bay ranked 6 of 18 cities (1 = cheapest) in September 2026.

What does a fill-up cost?

A 55-litre tank of regular at 175.8¢/L costs about $96.69.

Source: Statistics Canada, Table 18-10-0001-01, Monthly average retail prices for gasoline and fuel oil, by geography (Statistics Canada Open Licence).