Gas Prices and Interest Rates: How Are They Connected?
Are gas prices and interest rates directly connected?
Not exactly.
Gas prices do not automatically control mortgage rates or interest rates.
But gas prices can affect inflation, and inflation can affect interest rate decisions.
Why gas prices matter
Gas is used for more than just driving.
When gas prices rise, it can also increase the cost of:
- Shipping goods
- Transporting food
- Running businesses
- Commuting to work
- Everyday household expenses
When these costs rise, prices across the economy may also rise.
How inflation fits in
Inflation means prices are going up over time.
If gas prices rise quickly, it can push inflation higher because transportation and energy are part of many everyday costs.
If gas becomes more expensive, it may cost more to deliver groceries. If delivery costs rise, grocery prices may also rise. That can add to inflation.
How inflation can affect interest rates
When inflation is high, the Bank of Canada may keep interest rates higher to slow down spending and borrowing.
Higher interest rates can then affect:
- Mortgage payments
- Mortgage renewals
- Lines of credit
- Car loans
- Credit card debt
This is why gas prices can indirectly matter to homeowners and buyers.
What does this mean for mortgage payments?
If inflation stays high and interest rates stay higher, mortgage payments may also be higher for some borrowers.
This is especially important if you are:
- Buying a home
- Renewing your mortgage
- Refinancing
- Using a variable-rate mortgage
- Trying to qualify for a mortgage
You can estimate different payment options using the Mortgage Payment Calculator.
Why this matters in Ontario
Ontario home prices can be high, especially in the GTA.
Because many buyers and homeowners have larger mortgage balances, even small rate changes can make a noticeable difference in monthly payments.
Gas prices vs mortgage rates
Gas prices alone do not decide mortgage rates.
Mortgage rates are affected by many things, including inflation, bond yields, lender pricing, Bank of Canada policy, and the overall economy.
But gas prices can still be one clue about cost pressures in the economy.
Simple summary
Gas prices and interest rates are connected mainly through inflation.
When gas prices rise, everyday costs can rise too. If inflation stays high, interest rates may stay higher, which can affect mortgage payments.
Frequently Asked Questions
Do gas prices cause interest rates to rise?
Not directly. Gas prices can increase inflation, and inflation can influence interest rate decisions.
Can higher gas prices affect mortgage payments?
Indirectly, yes. If higher gas prices contribute to inflation and higher interest rates, mortgage payments may be affected.
Should homeowners watch gas prices?
Yes, but only as one signal. Gas prices are one part of the bigger inflation and interest rate picture.
Last updated: May 2026