Data Investigation25 min readUpdated Feb 2026

The Hidden Cost of Sending Money Abroad: $274 Billion Visualised

Every year, consumers and businesses around the world lose $274 billion to hidden exchange rate markups on international money transfers. That's not a fee you'll see on any receipt. It's the difference between the rate your bank gives you and the rate that actually exists. We visualised where that money goes, who profits, and how to stop paying it.

Matt Woodley

Founder & Editor, InternationalMoneyTransfer.com

$274B

Lost to hidden fees annually

Wise G20 Report, Oct 2025

62%

Of total cost is the hidden FX margin

Wise G20 Report, Oct 2025

6.2%

Global average cost to send $200

World Bank RPW, Q1 2025

$1.4T

Cumulative hidden fees since 2011

World Bank + Wise analysis

Magnifying glass revealing hidden banking fees and exchange rate markups on international money transfers

The core finding

62% of the total cost of an international transfer is invisible. It's embedded in the exchange rate as a hidden markup above the mid-market rate. On a £10,000 transfer via a typical UK bank, the stated fee is £25 -- but the hidden FX margin costs you £350-500 more. This investigation uses World Bank, BIS, and Wise G20 Report data to visualise where $274 billion goes every year.

1. $274 Billion in Hidden Fees: The Full Picture

The Wise G20 Report (October 2025) calculated that $274 billion was charged in hidden FX margins on cross-border payments in 2025. This chart shows how that figure has grown over the past decade, with the red area representing the hidden component that never appears on any receipt:

Source: Wise G20 Report (Oct 2025), World Bank Remittance Prices Worldwide, BIS Triennial Survey. The 2025 figure reflects the Wise methodology that includes all cross-border payment types, not only personal remittances.

2. What Does $274 Billion Actually Look Like?

Large numbers are hard to grasp. Here's what $274 billion in hidden fees means in terms you can actually feel:

Fund the NHS for 18 months

£181.4B is the NHS’s annual budget. At $274B (≈£217B), the hidden fees lost globally each year could fund the entire National Health Service for over 18 months.

Source: NHS Confederation, 2024

20x the UK foreign aid budget

The UK’s overseas development assistance (ODA) was £10.5B in 2024. Global hidden transfer fees are 20 times that amount -- every single year.

Source: UK Gov ODA Statistics 2024

£7,500 per UK household

Divided across 29 million UK households, $274B is the equivalent of £7,500 per household. Not that each household pays that -- but collectively, that’s the global toll.

Source: ONS Households 2024, Wise G20 Report

Larger than the GDP of Finland

Finland’s entire GDP is $301B. The money lost to hidden FX fees is 91% of Finland’s economic output -- drained from the world’s most vulnerable communities.

Source: IMF World Economic Outlook 2025

3. Where Your Money Actually Goes: Fee Breakdown

When you send money internationally via a bank, the stated fee is typically only 18% of the total cost. The remaining 82% is hidden across the exchange rate and intermediary charges. Here's the breakdown for a typical bank transfer:

FX margin (hidden): 62%

The markup baked into the exchange rate above the mid-market rate. You never see this as a separate charge.

Transfer fee (visible): 18%

The £20-30 fee your bank shows you. This is the only cost most people notice.

Correspondent bank fees: 11%

SWIFT intermediary charges deducted in transit. Often disclosed only as “unexpected deductions”.

Receiving bank fee: 9%

The recipient’s bank may charge for incoming international wires.

Source: Wise G20 Report (Oct 2025), based on analysis of the total cost of a $1,000 cross-border payment across 48 major corridors.

4. What It Costs to Send Money From the UK: By Corridor

The cost of sending $200 from the UK varies enormously by destination. Sending to Nigeria costs 6.5x more than sending to Germany -- and the UN's SDG target of 3% remains unmet for most corridors. See our money transfer statistics for the full global dataset.

Source: World Bank Remittance Prices Worldwide Q1 2025. Cost includes all fees and FX margin for sending $200 equivalent via the cheapest available channel. Red dashed line shows the UN Sustainable Development Goal target of 3%.

5. Calculate Your Hidden Fee

Select your corridor and amount to see the real total cost -- including the hidden FX margin -- via each provider type. The difference between the cheapest and most expensive option is money you're leaving on the table. For a full comparison of the best providers, see our dedicated guide.

6. The Cost by Provider Type: Visible vs Hidden

This chart shows the true cost of sending £1,000 via six different provider types. The grey bar is the fee you see. The red bar is the hidden FX margin you don't. Notice how your bank's visible fee (£25) masks a hidden margin (£35) that's even larger. Read our guide to calculating exchange rates to learn how to spot the hidden cost yourself.

Source: World Bank RPW Q1 2025, FXC Intelligence, provider websites (Feb 2026). Based on sending £1,000 GBP to EUR. Visible fee is the stated transfer charge. Hidden margin is the FX markup above mid-market rate.

7. How Much Do UK Banks Make From Hidden FX Fees?

Foreign exchange is one of the most profitable products in UK retail banking. These figures estimate the FX-related income for major UK banks from both retail and commercial customers. HSBC's estimated £4.8 billion in FX income alone is more than the entire revenue of Wise (£1.17B) -- and Wise serves 16 million customers with transparent pricing. For background on how these margins work, see our mid-market rate guide.

Source: Estimated from 2024 annual reports (HSBC, Barclays, Lloyds, NatWest, Santander UK, Nationwide) and FXC Intelligence analysis. Includes FX income from both retail and commercial banking divisions. Individual figures are estimates as banks do not separately disclose retail FX margin income.

8. The G20 Promise vs Reality: 14 Years of Slow Progress

In 2011, the G20 committed to reducing remittance costs to 5%. In 2015, the UN raised the bar with the SDG target of 3%. Fourteen years later, the global average is still 6.2% -- more than double the target. But digital-only providers have already broken through:

6.2%

Global average 2025

2.7%

Digital-only average 2025

3.0%

SDG target (unmet)

Source: World Bank Remittance Prices Worldwide (2011-2025), UN SDG indicator 10.c.1. Digital-only average calculated from Wise, Remitly, and WorldRemit published pricing data.

9. The Cumulative Toll: $1.4 Trillion Since 2011

Since the G20 first set its cost target in 2011, the cumulative total of hidden FX fees has reached an estimated $1.4 trillion. That's money extracted from migrant workers, expats, small businesses, and anyone who sends money across a border -- a staggering cost of inaction:

Source: InternationalMoneyTransfer.com analysis based on World Bank remittance volumes and Wise G20 Report methodology. Cumulative figure calculated by applying average hidden margin (%) to total cross-border payment flows in each year.

10. The Market Is Shifting -- But Not Fast Enough

Digital-first providers have grown from 4% to 30% market share in a decade. But banks still control 55% of cross-border transfers and have the least incentive to cut margins. The question is not whether the disruption will happen -- it's how long consumers will keep subsidising legacy banking infrastructure. See our best currency brokers for the providers leading this shift.

Wise

£118B processed in FY25

16M customers, 0.63% avg. fee

Remitly

$50B+ annual volume

7M+ customers, mobile-first

Revolut

45M+ customers

Multi-currency accounts + transfers

Source: FXC Intelligence (2025), Wise FY25 Annual Report, Remitly Q4 2024 earnings, Revolut 2024 annual report. Market share figures are estimates for personal cross-border transfers only.

11. How to Stop Paying Hidden Fees

The data is clear: the cheapest way to send money abroad is to avoid banks entirely for currency conversion. Here are the three steps backed by every data source in this article:

Always check the mid-market rate first

Before accepting any quote, check the live mid-market rate on Google or XE. The gap between that rate and the one you’re offered is your hidden fee.

How to check the mid-market rate

Use a specialist provider, not your bank

For regular transfers under £5,000, Wise (0.4-0.6% margin) or Revolut (0.5-1%) beat every high-street bank. For larger amounts, an FCA-regulated currency broker (0.2-0.5%) is cheapest.

Compare the top 10 providers

Lock in rates when they’re good

If you have future payments (property, school fees, regular support), use a forward contract to lock in today’s rate for up to 2 years. This eliminates both the hidden fee and the rate risk.

How forward contracts work

Get matched with a broker Read provider reviews

Methodology & Sources

All data in this article is drawn from publicly available primary sources. We have not conducted original research -- we have compiled, calculated, and visualised data from the following sources to create the most comprehensive public resource on hidden transfer fees:

Wise G20 Report

October 2025

The $274B hidden fees figure, 62% hidden margin share, analysis of G20 cross-border payments roadmap progress.

World Bank Remittance Prices Worldwide

Q1 2025

Global average remittance cost (6.2%), corridor-level pricing data, cost by channel, regional breakdowns.

Bank for International Settlements (BIS)

Triennial Survey 2022

Total cross-border payment volumes used to calculate hidden fee totals.

FXC Intelligence

2025

Digital remittance market sizing, provider market share estimates, UK corridor data.

Bank annual reports

FY2024

HSBC, Barclays, Lloyds, NatWest, Santander UK, Nationwide FX income estimates. Individual figures are our estimates based on reported FX revenue lines.

Wise FY25 Annual Report

March 2025

£118B processed, 16M customers, 0.63% average fee, 40+ currencies.

A note on estimates: UK bank FX income figures are our estimates based on reported foreign exchange revenue lines in 2024 annual reports. Banks do not separately disclose retail FX margin income, so the figures include commercial FX activity. The cumulative $1.4T figure is calculated by applying the estimated hidden margin percentage to total cross-border flows in each year from 2011-2025. We believe these are conservative estimates. If you are a journalist and would like the full dataset or methodology, please contact us.

Frequently Asked Questions

What are hidden fees on international money transfers?

Hidden fees are costs baked into the exchange rate you receive, rather than shown as a separate line item. When your bank gives you an exchange rate that’s 3-4% worse than the mid-market rate, that difference is a fee -- you’re just never told about it. The Wise G20 Report found these hidden margins account for 62% of all cross-border transfer costs globally.

How much do UK banks charge for international transfers?

The average UK high-street bank charges a visible fee of £20-30 per international transfer, plus a hidden FX margin of 3-5% above the mid-market rate. On a £10,000 transfer, that’s £300-500 in hidden costs on top of the stated fee. Specialist providers typically charge 0.3-0.8% margin with lower or zero fees.

Where does the $274 billion figure come from?

The $274 billion figure comes from the Wise G20 Report published in October 2025, which analysed data from the Bank for International Settlements (BIS), the World Bank, and proprietary pricing data. It represents the total hidden FX margin charged globally on cross-border payments in 2025, covering both personal remittances and business transfers.

What is the cheapest way to send money abroad from the UK?

For amounts under £5,000, Wise typically offers the lowest total cost at 0.4-0.6% above mid-market with no hidden margin. For larger amounts (£10,000+), FCA-regulated currency brokers like Currencies Direct, TorFX, and OFX offer even lower margins of 0.2-0.5% with personal account managers.

Has the cost of sending money abroad gone down?

The global average has barely moved: from 9.3% in 2011 to 6.2% in 2025 -- still more than double the UN’s 3% SDG target. However, digital-only providers have achieved 2.7% average cost, meaning the technology exists to hit the target. The problem is that banks, which still handle 55% of transfers, have little incentive to reduce their margins.

Why do banks charge hidden FX fees?

Foreign exchange is one of the most profitable products for retail banks. HSBC alone generated an estimated £4.8 billion in FX income in 2024. Because the fee is embedded in the exchange rate (not shown separately), most customers never realise they’re paying it. Banks have no regulatory obligation to disclose the mid-market rate or their margin.

How do I check if I’m being charged a hidden fee?

Compare the exchange rate you’re offered to the mid-market rate on Google, XE, or Reuters at the same moment. The difference (expressed as a percentage) is your hidden fee. For example, if the mid-market GBP/EUR rate is 1.1780 and your bank offers 1.1400, the hidden margin is 3.2%.

Will hidden fees ever be regulated?

The FCA has proposed enhanced disclosure requirements for cross-border payment providers, and the EU’s Cross-Border Payments Regulation already requires banks to show the total cost including FX margin for EUR transfers. However, there is currently no UK law requiring banks to disclose their markup against the mid-market rate on non-EUR transfers.