How Long Does a Mortgage Application Take? A Realistic Timeline

"How long will it take?" might be the most common question first-time buyers ask. And the honest answer is: somewhere between six weeks and six months, depending on a lot of variables. Some of which you can control. Many of which you can't.

This guide walks through each stage of the mortgage and purchase process with realistic timings, plus what tends to slow things down — and what you can do about it.

The full mortgage timeline explained

For a typical UK property purchase, here's the rough sequence:

1. Mortgage in principle: 1-3 days
2. Finding a property and making an offer: Variable (weeks to months)
3. Full mortgage application: 1-2 weeks
4. Property valuation: 1-2 weeks
5. Mortgage offer issued: 1-4 weeks after valuation
6. Conveyancing and surveys: 8-12 weeks
7. Exchange of contracts: Confirmed
8. Completion: Usually 1-4 weeks after exchange

From accepted offer to completion: 12-16 weeks on average. That number can shrink to 6-8 weeks (simple purchase, no chain, fast solicitor) or stretch to 6+ months (complex chain, leasehold issues, sluggish parties).

Getting a mortgage in principle (1-3 days)

Also called an Agreement in Principle (AIP) or Decision in Principle. It's a statement from a lender saying they'd be willing to lend you up to a specified amount, based on a soft credit check and the details you provide.

What it involves:

• You enter your details online (income, address history, basic outgoings)
• The lender runs a soft search on your credit file
• You receive a decision, usually within minutes online (sometimes 24-48 hours)
• The AIP document is valid for 60-90 days

Get one before you start viewing properties. It tells you what budget to actually shop within, and estate agents take you more seriously when you have one. Use our mortgage affordability calculator to estimate your borrowing before applying.

Finding a property and making an offer

This stage is entirely yours. Some buyers find the right place in two weeks; others take a year. There's no average.

What's worth knowing for timing:

• Hot markets move fast — you might need to view and offer the same day
• Cooling markets give you more time to negotiate
• An accepted offer in England is not legally binding until exchange — either side can walk away
• Most sellers want to know you've got a mortgage in principle and a solicitor ready

Once your offer is accepted, the formal clock starts. Everything from this point has timeline expectations.

Submitting the full mortgage application (1-2 weeks)

After offer acceptance, you formally apply for the mortgage. This is where the heavy paperwork happens. You'll need:

• ID (passport or driving licence)
• Proof of address (recent utility bill or bank statement)
• Three months of payslips (or 2-3 years of accounts if self-employed)
• Three to six months of bank statements
• Proof of deposit and its source
• Details of the property and the offer

If you have everything ready, the application itself takes a couple of hours to complete (online or with a broker). The lender's initial review typically takes 1-2 weeks.

Tip: gather everything before you make any offers. Time you spend hunting for documents post-offer-acceptance is time the process is paused.

The mortgage valuation (1-2 weeks)

Once the lender has approved your application in principle, they'll arrange a valuation of the property to confirm it's worth what you're paying.

The valuation is usually:

• A desktop valuation (computerised, no physical visit) for straightforward properties — within days
• A drive-by or external inspection — 1 week
• A full physical valuation — 1-2 weeks to arrange and complete

The valuation is the lender's check, not yours. Your own survey is a separate process, typically commissioned at the same time. See our first-time buyer guide for more on the survey types.

Mortgage offer (1-4 weeks)

If the valuation comes back fine and there are no issues with your application, the lender will issue a formal mortgage offer. This is the document confirming they'll lend you the agreed amount on the agreed terms.

Timing varies:

• Some online-first lenders issue offers within days of valuation
• Mainstream high-street lenders typically 2-4 weeks
• Specialist lenders can take longer

The mortgage offer is usually valid for 3-6 months. Once it's in hand, the conveyancing process can complete.

Conveyancing and exchange (8-12 weeks)

This is usually the longest single phase. Conveyancing is the legal process of transferring ownership, and it involves multiple parties acting in sequence.

The main steps:

1. Buyer's solicitor receives draft contracts from seller's solicitor (week 1)
2. Buyer's solicitor orders searches (local authority, environmental, water and drainage) — 2-4 weeks
3. Buyer's solicitor reviews contracts and searches, raises enquiries (weeks 4-6)
4. Seller's solicitor responds to enquiries (weeks 5-8)
5. Mortgage offer received from lender
6. Contracts agreed, exchange date set (week 8-10)
7. Exchange of contracts — both sides legally committed
8. Completion date agreed (usually 1-4 weeks after exchange)

If anything in those steps is delayed — slow searches, complex enquiries, chain issues higher up — the whole timeline extends.

Completion day

The day the money moves and the keys change hands.

What happens:

• Your mortgage funds are transferred from the lender to your solicitor
• Your remaining deposit is sent to your solicitor
• Your solicitor sends the full amount to the seller's solicitor
• The seller's solicitor confirms receipt
• The estate agent is given the green light to release the keys
• You collect the keys (typically from the estate agent's office)

The whole process usually completes between mid-morning and early afternoon. If you're moving the same day, removal companies plan around this — they'll often load at the old property in the morning and unload at the new one in the afternoon.

What causes delays and how to avoid them

Common causes of delay:

• Slow conveyancing. The biggest single cause. A sluggish solicitor can add weeks. Choose carefully and check reviews.
• Slow searches. Some local authorities are quicker than others. Your solicitor can sometimes use indemnity insurance to avoid waiting.
• Mortgage application paperwork. Missing or incomplete documents from you delay the lender's review.
• Chain breaks. Anything that goes wrong higher up the chain stops everyone below.
• Leasehold complications. Leasehold properties involve a third party (the freeholder), adding paperwork and time.
• Issues found in survey. Major findings may require renegotiation or further investigation.
• Slow buyer responses. Your responsiveness matters more than people think.
• Bank holidays and the Christmas slowdown. Things go quiet between mid-December and mid-January.

Tips to speed up your application

What you can do:

1. Get an agreement in principle before you start viewing.
2. Have all your documents ready in advance. ID, payslips, bank statements, address proofs.
3. Choose your solicitor before your offer is accepted. Get quotes early so you're ready to instruct immediately.
4. Use a broker who knows the current quickest lenders. Speed varies between lenders.
5. Respond to questions within 24 hours. Don't be the bottleneck.
6. Be available for the survey. If access is required, schedule it quickly.
7. Avoid the busiest times if you can. Summer and the run-up to Christmas can both be slower than off-peak periods.
8. Consider chain-free properties. New builds and probate sales often complete faster.

None of these guarantee a fast completion — too many variables sit outside your control. But all of them help. The average buyer who's organised and responsive completes meaningfully faster than the average buyer who isn't.

Frequently asked questions