Skip to main content
News
Remortgage

Switching from Interest-Only to Repayment Mortgages

Homeowners can switch from interest-only to repayment mortgages to consolidate debts effectively.

By David Sampson
2 June 2026
3 min read
UK remortgage article image for Switching from Interest-Only to Repayment Mortgages

TL;DR

  • Homeowners can switch from an interest-only mortgage to a repayment mortgage while consolidating debts.
  • lenders will assess affordability based on income and expenses.

Written by David Sampson for Mortgage118. Last updated 2 June 2026. Reviewed against our editorial standards. Editorial standards. Mortgage118 is a directory — not FCA-authorised and not a mortgage adviser.

Switching from an interest-only mortgage to a repayment mortgage is a viable option for homeowners looking to manage their debt more effectively. This change can help borrowers not only to pay down their mortgage but also to consolidate other debts, such as loans and credit cards, into a single payment.

How Can You Switch from an Interest-Only Mortgage?

When considering a switch from an interest-only mortgage to a repayment mortgage, homeowners should be aware that this is possible during the remortgaging process. The property value and outstanding mortgage balance will be evaluated, and homeowners may wish to borrow additional funds to consolidate debts. This scenario will place them at a specific loan-to-value (LTV) ratio, which lenders will assess.

What Factors Will Lenders Consider for Interest-Only Mortgages?

Lenders will evaluate several factors when assessing the application for a repayment mortgage from an interest-only mortgage. Key considerations include:

  • Household income(s): Lenders will look at all sources of income to determine affordability.
  • Employment type: Whether the borrower is employed, self-employed, or on a contract can influence the lender’s decision.
  • Regular financial commitments: Existing loans, childcare costs, and other financial obligations will be taken into account.
  • Household costs: Lenders will stress-test affordability against potential higher interest rates to ensure the borrower can manage repayments.

If the assessment shows that affordability is tight, one option may be to extend the mortgage term, allowing for lower monthly payments.

What This Means for Homeowners Switching from Interest-Only Mortgages

For homeowners currently on an interest-only mortgage, the ability to switch to a repayment mortgage can provide a pathway to financial stability. By consolidating debts into the mortgage, borrowers can simplify their financial obligations. However, it is important to note that extending the term of the mortgage may lead to paying more interest over time, as the debt is stretched out. Homeowners should carefully evaluate their financial situation and consider seeking advice from mortgage professionals to understand the implications of such a switch.

Frequently Asked Questions

Can I switch to a repayment mortgage if I have bad credit?

While it is possible to switch to a repayment mortgage with bad credit, options may be limited. Lenders will assess your credit history and may offer higher interest rates or require a larger deposit.

What are the benefits of switching to a repayment mortgage?

Switching to a repayment mortgage can help you pay off your mortgage balance over time, reduce the risk of owing a large sum at the end of the term, and consolidate other debts into a single monthly payment.

About David Sampson

David Sampson writes about the UK mortgage market for Mortgage118, covering specialist lending, market trends, and practical advice for borrowers. All content is reviewed for accuracy against FCA guidelines and current market data.