UK Mortgage Rates Forecast: Why Borrowing Costs Are Rising Again as Middle East Risks Rise

What is moving UK mortgage pricing right now is a rapid repricing of inflation risk. The latest Middle East shock has lifted energy costs, weakened hopes of quick Bank Rate cuts and pushed fixed mortgage pricing back up, even though the Bank of England did not raise rates in March.

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What Is Moving UK Mortgage Pricing

The Bank of England kept Bank Rate at 3.75% in its decision published on 19 March 2026, with the next decision due on 30 April 2026. In the same summary, it said conflict in the Middle East had caused a significant increase in global energy and other commodity prices and that CPI inflation would be higher in the near term because of that new shock.

That matters because, before this latest energy shock, the published inflation data had been moving in a more comfortable direction. The Office for National Statistics said CPI inflation slowed to 3.0% in January 2026 from 3.4% in December 2025, while services inflation also eased.

Pay growth had also cooled. The Office for National Statistics said annual regular earnings growth was 3.8% in November 2025 to January 2026, with total earnings growth at 3.9%.

For wider context, read our UK mortgage rate forecast hub and our recent guide on whether to fix now or wait.

Why Energy Risk Matters Before Any Bank Rate Move

Markets started to change their view before the Bank’s March meeting. Reuters reported on 6 March that traders had cut the implied chance of a March Bank Rate cut to about 15%, down from roughly 75% a week earlier, as oil-driven inflation worries rose with the conflict.

That shift did not disappear once the decision arrived. Reuters reported after the 19 March announcement that investors had swung from expecting cuts in 2026 to pricing in the possibility of rate rises by the end of the year, because the Bank was warning that inflation could reach around 3.5% in the next two quarters if the energy shock persisted.

For borrowers, the key point is that the UK does not need a Bank Rate increase for mortgage pricing to worsen. If energy costs jump, gilt yields and swap rates can rise because markets start to price a higher inflation path and a slower pace of future rate cuts. That is often enough to move fixed deals before any formal Monetary Policy Committee action.

UK Mortgage Rates Forecast And The Funding Signals Lenders Watch

Fixed mortgage rates are not usually priced directly from today’s Bank Rate. Lenders look at wholesale funding costs, swap markets, competition, margins and how much risk they want to carry. That is why fixed rates can rise while Bank Rate stands still, and why they can sometimes fall before the Bank has actually cut.

Chatham Financial said on 19 March that sterling swap rates had risen materially, with the 5-year GBP swap rate near 4.25% compared with 3.60% before the start of the US-Israeli strikes. That is a meaningful move in a short period, and it feeds directly into the economics of many fixed-rate products.

Moneyfacts Group’s 11 March snapshot showed how quickly that pressure was reaching borrowers. It said the average two-year fixed residential mortgage rate had risen to 5.01% from 4.84% on 6 March, while the average five-year fixed rate had moved to 5.09% from 4.96%, both reaching their highest levels since summer 2025.

By 19 March, Moneyfactscompare said the average two-year fixed mortgage rate had risen from 4.84% at the start of the month to 5.32%, while the typical five-year fixed deal had climbed from 4.96% to 5.37%. It also said fixed deals priced below 4% had almost entirely disappeared from the market.

That does not mean every lender or every borrower will see the same change. Pricing can vary sharply by loan-to-value, property type, income profile and how aggressively a lender wants to compete. But the broader direction has turned less friendly again, and that is the main point borrowers should focus on.

What Bank Rate Expectations Mean In Practice

Tracker and variable mortgages are still more directly linked to Bank Rate than fixed mortgages are, subject to the product terms. Fixed deals, by contrast, respond more to where lenders think funding costs are going over the fixed period, not just where Bank Rate sits on one particular day.

So the March decision should not be misread as reassuring for fixed-rate borrowers simply because the Bank held at 3.75%. The important part was the Bank’s message that the new energy shock could lift inflation again in the near term, which is exactly the sort of news that can keep wholesale pricing under pressure.

At the same time, this is not a one-way bet on higher rates. In the Bank of England’s March 2026 Market Participants Survey, respondents assigned a 47.6% probability to Bank Rate being 3.50% after the 30 April meeting and a 45.8% probability to it remaining at 3.75%. In other words, the market still sees a genuine split between hold and cut, which tells you how uncertain the outlook remains.

That uncertainty is why simple headlines about rates “going up” or “coming down” can be misleading. The better way to read the current UK mortgage rates forecast is that the expected path of easier pricing has been interrupted, and fixed-rate borrowers now face more timing risk than they did only a few weeks ago.

What This Means For Remortgagers, Buyers and Landlords

If your deal ends this year, the main risk is not only the level of rates but the speed of change. A lender can reprice or withdraw products while you are still gathering documents, so waiting for a cleaner headline may not leave you with a cleaner outcome. Mortgage One, a qualified mortgage adviser and appointed representative of Quilter Financial Services Ltd, can explain the trade-off between securing a deal early and staying alert in case pricing improves before completion.

For first-time buyers, this matters most at higher loan-to-value bands where pricing is usually more sensitive and affordability is already tight. A small rise in rate can reduce how comfortable the monthly payment feels, even if it does not change the lender’s maximum loan by much. That makes budgeting discipline more important than trying to call the market perfectly.

For home movers and remortgagers, the decision is often about certainty versus flexibility. A fixed rate can protect against further near-term rises, but it also means you are choosing certainty at a point when the market is unusually jumpy. A tracker can leave more room to benefit later if rates settle, but it also leaves you more exposed if inflation risks persist for longer than markets currently hope.

For buy-to-let landlords, expats and seafarers, the same market forces apply but product choice can narrow faster. Specialist underwriting, proof-of-income requirements, portfolio checks and property-specific criteria can all limit the number of suitable options, which means rising market volatility can bite sooner than it does for mainstream borrowers.

What Could Change The Direction Again

The next big domestic checkpoint is the inflation data. The Office for National Statistics release calendar shows the February 2026 CPI release is due on 25 March 2026, so the market will soon get a fresh official reading on whether the disinflation trend is holding up or whether the energy shock is already starting to filter through.

If energy markets calm quickly and the next inflation and pay numbers do not re-ignite worries about sticky price growth, swap rates could settle and some lenders could regain confidence to reprice more competitively. But if the disruption lasts and the Bank’s near-term inflation concerns prove justified, lenders may keep nudging fixed pricing up even without an immediate Bank Rate rise.

That is why this story matters. The current direction for UK mortgage rates is being shaped less by what the Bank did on 19 March and more by what markets think higher oil, gas and inflation risk could do next. For borrowers, that means the outlook is still movable, but it is no longer as obviously benign as it looked when rate-cut hopes were stronger at the end of February.

• Bank Rate: 3.75%; next Bank Rate decision due 30 April 2026.

• CPI inflation: 3.0% in January 2026.

• Next Office for National Statistics CPI release: 25 March 2026.

• Regular pay growth: 3.8% in November 2025 to January 2026.

• 5-year GBP swap rate: near 4.25% on 19 March 2026, versus 3.60% before the US-Israeli strikes.

• Average fixed mortgage rate snapshot: 2-year 5.32% and 5-year 5.37% in Moneyfactscompare’s 19 March 2026 update.

Figures as of 22 March 2026 London.

The information provided in this article is for general guidance only and does not constitute personal or regulated financial advice. If you’d like to understand what these moves could mean for you, speak to Mortgage One. We can explain your options and timings based on your specific circumstances.

Some Buy to Let mortgages are not regulated by the Financial Conduct Authority.

FAQs

1. Why are fixed mortgage rates rising if Bank Rate did not rise?
Because fixed pricing is driven heavily by swap rates, gilt yields, lender funding costs and market expectations for future rates. Those moved higher when energy-driven inflation risks increased.

2. What drives fixed mortgage rates in the UK?
Bank Rate expectations matter, but so do swap rates and mortgage pricing, lender margins, competition, risk appetite and the type of borrower or property involved.

3. How do swap rates affect mortgage pricing?
Many lenders use swaps to manage the cost of offering fixed rates. If swap rates rise, the cost of funding fixed mortgages usually rises too.

4. Could Bank Rate still fall later in 2026?
Yes, it could. Markets and economists still see a possibility of cuts later on, but the path is less clear because higher energy prices could slow the return of inflation to target.

5. Should I fix now or wait?
That depends on your timing, affordability, risk tolerance and the products you can actually access. In a volatile market, waiting can help if pricing improves, but it can also leave you exposed if lenders reprice again.

6. Are tracker mortgages affected in the same way as fixed rates?
Not usually. Tracker mortgages are more directly linked to Bank Rate, while fixed rates are more sensitive to swap markets and lender funding costs.

7. Could Middle East tensions push mortgage rates higher again?
Yes. If they keep energy prices elevated and inflation expectations rise further, lenders may continue to reprice fixed deals upward even without an immediate Bank Rate rise.