That distinction matters. Between agreeing the purchase and paying the final balance, the GBP/EUR exchange rate can move enough to add or subtract thousands of pounds from the sterling cost of the same property.
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Recent Bank of England data illustrates the scale of the risk. Over the 52 weeks to 12 August 2026, £1 bought between approximately €1.1314 and €1.1788. For a buyer needing €300,000, those two rates imply a sterling cost of roughly £265,158 versus £254,496, a difference of more than £10,600 without any change in the property's euro price.
For buyers who would rather know their sterling cost in advance, one option is to lock in an exchange rate for a property purchase using a forward contract. That can remove a significant source of uncertainty, although fixing a rate also involves an important trade-off: you are protected if sterling weakens, but you generally do not benefit if it subsequently strengthens.
Why the GBP/EUR rate matters when buying property in Europe
Finding the right property and negotiating its price are only part of the budgeting process. If your savings or property-sale proceeds are in pounds while your new home is priced in euros, you also have a sizeable foreign currency exposure.
The foreign exchange market is extremely active. The Bank of England reported average UK FX turnover of $4.609 trillion per day in April 2026, a record for its semi-annual survey. Globally, the Bank for International Settlements recorded $9.6 trillion of average daily OTC FX turnover in April 2025, including $1.8 trillion a day in outright forwards, an instrument widely used to fix future exchange rates.
That enormous market moves constantly in response to expectations about interest rates, inflation, economic growth and political or geopolitical events. The Bank of England notes that exchange rates for sterling are ultimately determined through trading by participants in the global foreign exchange market.
For a holiday purchase, a small movement might mean spending slightly more on a meal. For a €300,000 or €500,000 property, the same percentage movement can change the bill substantially.

Think of the exchange rate as part of the purchase price
Suppose you agree to buy a €350,000 property.
At GBP/EUR 1.1788, buying €350,000 would theoretically require around £296,912 before any provider margin or charges.
At GBP/EUR 1.1314, it would require around £309,351.
That is a difference of approximately £12,439. Those are the high and low levels recorded by the Bank of England over the latest 52-week period, rather than an extreme hypothetical market shock.
The lesson is not that you should try to predict where GBP/EUR is going next. It is that your currency exposure deserves to be planned alongside surveys, legal fees, taxes and financing.
For a broader overview of the buying process, see CurrencyTransfer's guide to how to buy property abroad.
What happens between offer and completion, and why the risk lives there
The currency risk becomes most important once you have agreed a euro price but have not yet bought all the euros required to complete.
Property-buying procedures vary significantly across Europe. The UK's Foreign, Commonwealth & Development Office specifically warns that overseas legal systems and buying processes may differ considerably from those in the UK and recommends obtaining independent legal advice.
In France, for example, Notaires de France says the final deed is commonly signed two to three months after the preliminary contract. French government guidance also shows that mortgage conditions in preliminary contracts commonly give buyers 45 to 60 days to secure a loan.
Portugal likewise has distinct preliminary and final stages. The Portuguese government's ePortugal service explains that ownership is finalised through the deed or equivalent authenticated purchase document.
In Spain, buyers may make a reservation payment followed by a larger property deposit, before paying the remaining balance at completion. The exact timetable is contractual and can stretch over weeks or months, particularly where mortgages, legal checks or new-build properties are involved.
Your exposure usually grows after you commit to the property
Imagine agreeing to pay €350,000 and putting down a €35,000 deposit.
You have fixed the property's price, but you may still need €315,000 at completion.
Unless you already hold those euros or have hedged the payment, the sterling cost of that €315,000 remains uncertain until you exchange the money.
That is the central currency risk overseas property buyers need to manage.
What is a forward contract and how does it work?
A forward contract is an agreement to exchange currencies at an agreed rate for settlement at a specified future date. The Bank of England describes an outright forward as an exchange of two currencies at a rate agreed when the contract is made, with delivery occurring more than two business days later.
For a property buyer, it can be used to decide the sterling cost of euros before the completion date.
We describe a forward contract as a way of fixing the exchange rate for money that will be transferred later. Its personal-transfer service currently advertises forwards for transfers up to 12 months in the future. Other providers and types of forward arrangement may permit longer periods, so the available term should always be confirmed before booking.
How a property forward could work
Suppose your lawyer expects completion in four months and you know you will need €300,000.
Rather than waiting four months and accepting whatever GBP/EUR rate is available then, you agree a forward rate now for the €300,000 payment.
That gives you a known sterling liability. If sterling falls sharply before completion, you still transact at the contracted rate.
Importantly, the forward rate is the rate agreed for future settlement, not necessarily the headline spot rate you see on a currency website at that moment. Forward pricing can differ from spot pricing.
You may have to provide a deposit
Forward arrangements commonly require an upfront deposit or margin rather than payment of the entire sterling amount immediately. Our current product information says deposit requirements on forwards typically run at around 5% to 10% of the contract value, although the exact requirement depends on the transaction and provider.
This can be useful when your purchase funds are not yet fully available, perhaps because you are waiting for a UK property sale to complete.
Spot contract vs forward contract
A spot contract is designed for money you want to exchange now. Our spot transfers typically settle within one to two business days.
A forward contract is for an identified future currency requirement. You agree the exchange rate now and settle according to the contract later.
Neither is automatically better. Spot makes sense when the funds are needed immediately or you are comfortable retaining currency exposure until payment. A forward is primarily about certainty.
When to lock in your rate and the trade-offs of doing so
There is no universally correct day on which to lock in an exchange rate.
Waiting because you are confident sterling will strengthen is ultimately a market view. It might prove correct, but it might not. For most homebuyers, the more useful question is not, "Where will GBP/EUR go?" but, "How much exchange-rate uncertainty can my budget absorb?"
Consider locking once the purchase becomes sufficiently certain
A common point to review your currency strategy is after an offer has been accepted and your lawyer has clarified the contractual timetable, particularly once a preliminary purchase contract or deposit agreement has been signed.
At that stage, you are more likely to know the euro amount required and approximately when it must arrive.
It may make less sense to book a forward when you are only browsing properties and have no firm liability.
Locking protects a budget, not a particular market forecast
The main advantage is certainty.
If the rate moves against you after fixing it, your contracted sterling cost does not rise with the market. Forward contracts are therefore a form of currency hedging, meaning you are reducing your exposure to adverse exchange-rate movements.
The Bank of England describes forwards as an instrument that can be used to hedge currency risk, while RICS similarly identifies forwards as a way of mitigating FX uncertainty in real-estate transactions.
But there is a cost in terms of opportunity.
If sterling subsequently strengthens, you normally cannot simply abandon the forward and buy your euros at the more attractive spot rate instead. You agreed to the forward precisely to remove that uncertainty.
Remember that a forward is a commitment
This is particularly important for property buyers.
Foreign exchange contracts are generally binding once agreed. If the property purchase collapses and the currency is no longer needed, closing out a forward can potentially produce a cost depending on where the market has moved. Moneycorp, for example, explicitly states that its forwards are legally binding and that early exit or reduction may lead to a close-out cost.
That is one reason to coordinate the currency decision with your solicitor or local lawyer. Before fixing the full completion amount, understand how certain the transaction is, what contractual conditions remain outstanding and what would happen to your FX contract if the completion date changed.
You do not necessarily have to hedge everything at once
There is also a middle ground between fixing 100% and fixing nothing.
A buyer who values certainty but still wants some exposure to a potentially stronger pound could, subject to provider availability, secure part of the required euros in advance and leave the remainder for later.
That does not guarantee a better result. It simply reduces the all-or-nothing nature of one large currency decision.

Other tools: market orders and regular payment plans
A forward contract is useful when the priority is certainty, but it is not the only currency-management tool available.
Market and limit orders
A market or limit order allows you to specify an exchange rate at which you are prepared to buy your euros. If that target becomes available, the transaction can be executed automatically.
This can be helpful when your completion date is sufficiently distant and you have room to wait.
However, a target rate is not a guarantee that the market will ever reach that level. A limit order therefore serves a different purpose from a forward contract. One aims to take advantage of a desired market level; the other aims to remove uncertainty.
Regular payments after you own the property
Your currency requirements do not necessarily stop when the keys are handed over.
You may subsequently need to transfer sterling into euros for mortgage repayments, community fees, service charges, maintenance or other ongoing expenses.
CurrencyTransfer supports one-off and regular international payments, making a planned payment arrangement potentially useful for recurring property costs.
Buyers financing part of their purchase may also find CurrencyTransfer's guide to getting an overseas mortgage useful when planning both their borrowing and future euro payments.
Build your currency plan before you need the euros
CurrencyTransfer allows personal customers to compare live currency quotes and use tools including spot transfers, forward contracts, rate alerts and market orders. Its personal-transfer service currently allows customers to fix a rate for a future transfer up to 12 months ahead.
For UK buyers still deciding where to purchase, Where can UK citizens buy property abroad in 2026? provides a wider overview of popular destinations and financing considerations.
The objective is not to find the perfect moment in the currency market. It is to make sure that, when your completion date arrives, a move in GBP/EUR has not unexpectedly changed the price of the home you thought you had already agreed to buy.
If you’re looking for an efficient solution to transfer currencies into various countries, take a look at our platform: CurrencyTransfer offers access to a network of payment providers, live quotes and 5-star customer service. Sign-up today.
Caleb Hinton
Caleb is a writer specialising in financial copy. He has a background in copywriting, banking, digital wallets, and SEO – and enjoys writing in his spare time too, as well as language learning, chess and investing.