You pay an online estate agent £999 to list your house. Four months later it has not sold. The money has gone, the mortgage is still due, and you are back where you started. That is the risk nobody mentions in the adverts, and it is worth understanding before you sign anything.

Two ways of paying an agent

Traditional high-street agents usually work on a no-sale, no-fee basis. You pay a percentage of the price when the sale completes, and nothing if it does not. Online agents often reverse that. You pay a flat fee first, then the agent lists your property on the portals, and the money is spent whatever happens next.

Neither model is dishonest. But they carry very different risks, and if you need to sell quickly, the risk is yours either way.

What the fee guides actually say

Money Saving Expert’s guide to selling a house, updated on 1 July 2026, says high-street agents normally charge between 0.75% and 3% plus VAT, with some charging a fixed fee instead. Online agents, it says, normally cost up to £1,000 upfront. Other 2026 comparison guides put online flat fees at roughly £500 to £1,500, and several describe the payment as due whether or not your property sells.

Take a £300,000 sale. At 0.75% plus 20% VAT the fee is £2,700. At 3% plus VAT it is £10,800. That is a wide gap for the same house, and the cheapest quote is not automatically the best, because the fee only matters if the property sells.

The arithmetic if it doesn’t sell

Consider an illustration. You pay £1,000 upfront, and four months later you withdraw the property. You have paid £1,000 for no result. During those months you have also paid your mortgage, your insurance and any council tax or utilities on a property you may be trying to leave. If the reason you are selling is arrears, divorce or a move you cannot delay, those months matter far more than the fee.

The extras sellers overlook

VAT on the quote

Fee guides agree that 20% VAT is added to the percentage, and that some agents quote without it. Ask for the figure in pounds, including VAT.

Withdrawal and tie-in terms

One 2026 guide puts withdrawal fees at typically £200 to £500 where you leave during a tie-in period. Money Saving Expert notes there is no legal length for a tie-in and suggests agreeing around six to eight weeks, while another guide advises caution about 12 weeks or more.

Photography and extras

Some agents charge separately for photography or floor plans. One guide puts photography at £100 to £300. Check what the headline price actually includes.

Questions to ask before you pay anyone

Ask whether any fee is payable before completion and, if so, whether it is refundable. Ask for the total including VAT in writing. Ask what the withdrawal fee is and how long the tie-in runs. Ask what happens to the fee if you decide to sell to a cash buyer instead. If an answer is vague, treat that as the answer.

Three routes, three different risks

With a high-street agent on a no-sale, no-fee deal, your risk is time. You pay nothing if the house does not sell, but you may wait months, and the agreed price can still fall through before completion. With an online agent charging upfront, you carry the same time risk and you have also paid money you will not see again. With a cash buyer, there is no agent fee and no upfront payment, and you know the price and the timetable at the start, though the price is lower than a full open-market sale.

Laid out like that, the question is not which route is cheapest on paper. It is which risk you can afford to carry given why you are selling.

If you have already paid an upfront fee

Read your agreement before assuming the money is lost. Look for what the fee covers, whether any part is refundable if the property sells or if you withdraw within a set period, and what notice you must give. If the property is not selling and you need to move on, you are entitled to explore other routes, but check your tie-in terms first so that you do not owe a second fee on a sale arranged elsewhere.

When a cash sale is the fairer comparison

A cash sale is not the right choice for everyone, and we will not pretend otherwise. A cash buyer will normally offer less than full market value. What you get in return is a sale with no estate agent fees, no upfront charge, no mortgage chain and a completion date you control, often in days or weeks, not months. If your priority is getting the highest possible price and you can wait, the open market may serve you. If you need certainty, the comparison should include everything you would pay and risk while waiting.

Fee figures are indicative and taken from Money Saving Expert’s guide to selling a house (updated 1 July 2026) and 2026 estate agent fee guides published by ValuQ and YooSell. Check the terms of any agent in writing before signing.

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Frequently Asked Questions

Do online estate agents charge even if my house doesn’t sell?
Many do. Money Saving Expert says online agents normally cost up to £1,000 upfront, and other 2026 fee guides describe flat fees of roughly £500 to £1,500 payable whether or not the property sells. Always check whether the fee is refundable in writing.
What do high-street estate agents typically charge?
Money Saving Expert says high-street agents normally charge between 0.75% and 3% of the sale price plus VAT, though some charge a fixed fee. On a £300,000 sale that is roughly £2,700 to £10,800 including VAT.
Is VAT included in the estate agent fee I am quoted?
Not always. The fee guides we reviewed say 20% VAT is added to the percentage and that some quotes exclude it, so ask for the total in pounds including VAT.
Does a cash buyer charge fees?
A cash buyer such as Property Offers charges no estate agent fees. The trade-off is that cash offers are usually below full market value, in return for speed and certainty.