Oil Hits $100: Is the March Interest Rate Cut Now Off the Table?

Global oil prices have surged past $100 per barrel, a level that often sends ripples through financial markets.

While this might initially appear to affect only petrol prices and energy bills, the economic impact can spread much further. Higher oil prices can influence inflation, central bank policy decisions, and mortgage rates.

With the Bank of England’s next interest rate decision scheduled for 19 March, some economists are questioning whether expected rate cuts could be delayed if energy costs continue to push inflation higher.

For homeowners and buyers in the UK, this development could have implications for borrowing costs and mortgage planning in the coming months.

TL;DR

• Oil prices have risen above $100 per barrel, raising inflation concerns globally.
• Higher energy costs can push up the cost of living across the economy.
• If inflation rises again, the Bank of England may delay interest rate cuts.
• The next key decision from the Bank of England is scheduled for 19 March.
• Mortgage rates in parts of the market have already moved back towards around 5%.
• Some lenders have withdrawn or repriced mortgage deals at short notice.
• Homeowners nearing the end of fixed deals may benefit from reviewing options up to six months early.

Quick Explanation: Why Oil Prices Can Push Mortgage Rates Up

When oil prices rise sharply, it can lead to higher inflation across the economy. If inflation increases, the Bank of England may need to keep interest rates higher for longer to control it. Mortgage lenders price their fixed-rate products based on expectations of future interest rates, which means mortgage rates may increase even before the Bank of England makes a decision.

Market Watch: March 2026 Mortgage Indicators

Several economic indicators are currently influencing mortgage pricing expectations.

These indicators are closely monitored by lenders when setting mortgage pricing.

Why Oil Prices Matter for Mortgage Rates

Energy prices are a major driver of inflation.

When oil prices rise sharply:

• Transport costs increase
• Manufacturing costs increase
• Household energy bills rise

Businesses often pass these additional costs to consumers, pushing overall inflation higher.

If inflation rises again, the Bank of England may delay interest rate cuts or keep rates higher for longer in order to stabilise prices.

Mortgage lenders respond quickly to these expectations because mortgage pricing is closely linked to financial market indicators such as swap rates, which reflect future interest rate expectations.

Why Mortgage Rates Are Already Reacting

Mortgage lenders often react before central banks make official decisions.

Recently, several lenders have:

• Withdrawn mortgage deals with little notice
• Repriced products multiple times within short periods
• Increased rates across certain mortgage ranges

These adjustments are often driven by movements in five-year swap rates, which influence the pricing of fixed-rate mortgages.

As a result, the average mortgage rate in parts of the market has already moved back towards around the 5% level.

The “Double Shock” Facing Some Homeowners

Many homeowners are already preparing for higher payments as their fixed-rate deals expire.

During the pandemic, mortgage rates fell to historically low levels. Some borrowers secured fixed deals close to 1% or 1.5%.

As these deals end, borrowers may face two major changes:

1. Moving from ultra-low pandemic rates to today’s higher mortgage rates
2. Potential further pressure if inflation rises again

This is why some borrowers could experience what we previously described in our earlier guide as the double shock when remortgaging in 2026.

(Internal link suggestion: double shock when remortgaging in 2026 explaining the move from around 1.5% to closer to 5% mortgage rates.)

Why Timing Matters More Than Ever

Mortgage markets can move quickly when economic uncertainty increases.

Lenders sometimes change pricing:

• Overnight
• Several times within a week
• Or withdraw products temporarily

For homeowners approaching the end of a fixed mortgage deal, it may be wise to start reviewing options around six months before the deal expires.

This allows borrowers to:

• Secure a rate early
• Compare lenders
• Avoid moving onto a lender’s standard variable rate

The Bigger Economic Picture

The impact of $100 oil will depend largely on how long prices remain elevated.

Short-term spikes may have limited long-term consequences. However, if energy prices remain high for several months:

• Inflation could rise again
• Interest rate cuts could be delayed
• Mortgage pricing may remain volatile

Economists are closely watching whether energy markets stabilise before the Bank of England’s upcoming interest rate decision.

During periods like this, mortgage markets can move quickly. Lenders sometimes adjust pricing with very little notice, and mortgage deals can be withdrawn or repriced within hours.

This is why speed in the mortgage process can sometimes make a difference. Platforms such as MortgagX, which streamline mortgage applications and reduce administrative delays, can help advisers submit cases faster and keep applications progressing smoothly when markets are moving rapidly.

Even a short delay can occasionally mean missing out on a particular mortgage rate if lenders adjust pricing unexpectedly.

Helping Homeowners Across London, Surrey and the UK

At WIS Mortgages, we support homeowners and property buyers across London, Surrey, Kent, Hertfordshire and throughout the UK.

Mortgage markets can change quickly when global economic events influence inflation and interest rates. Our advisers help clients review their mortgage position early and understand the options available to them.

Whether you are:

• approaching the end of a fixed-rate deal
• considering remortgaging
• or exploring mortgage options as a first-time buyer

speaking with a qualified mortgage adviser can help you make informed decisions during periods of market uncertainty. Our phone number is 02030111986

How Rising Oil Prices Affect Mortgage Rates

Key Takeaway

While no one can predict exactly how markets will move, rising oil prices can influence inflation and interest rate expectations. For homeowners approaching the end of fixed mortgage deals, reviewing options early and speaking with a qualified adviser may help reduce uncertainty during periods of market volatility.

FAQs

Why are mortgage rates rising in March 2026?

Mortgage rates are influenced by expectations about inflation and future interest rates. Rising oil prices may increase inflation pressures, which can lead lenders to increase mortgage rates.

Could the Bank of England delay rate cuts?

If inflation rises again due to energy costs, the Bank of England may delay or slow down interest rate reductions.

Should homeowners start reviewing their mortgage early?

Many lenders allow borrowers to secure a new mortgage deal up to six months before their current deal ends, which can help provide certainty.

Why do lenders withdraw mortgage deals suddenly?

During volatile financial conditions, lenders sometimes withdraw products temporarily while they reassess pricing.

Will oil prices definitely push mortgage rates higher?

Not necessarily. Oil prices are only one factor influencing inflation and interest rates. Central bank policy decisions and wider economic data will also affect mortgage rates.

Important Notice

Your home may be repossessed if you do not keep up repayments on your mortgage.

This article is for general information only and does not constitute financial advice. Mortgage suitability depends on individual circumstances.