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Payments
7 min

International Payment Methods Compared: Wire, ACH, Card, and Local Currency

Compare wire, ACH, card, and local currency to pay international vendors the smart way.

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Key takeaways

  • International payments move money to a vendor abroad, often with a currency conversion and an extra bank in the middle.

  • Wire transfers suit large or urgent payments, while global ACH fits routine, lower cost payments to supported countries.

  • Cards add speed and cash flow flexibility, and local currency payments can lower fees and please your vendor.

  • The right method comes down to cost, speed, security, and where your vendor banks.

What are international payment methods?

International payment methods are the ways your business sends money to a vendor in another country. Each one moves funds through a different network, at a different speed and cost.

The four you will use most often are wire transfers, global Automated Clearing House (ACH) payments, card payments, and local currency payments. Some vendors accept several of these. Others only take one.

Choosing well matters for small business owners, finance managers, and bookkeepers. The right method keeps fees low, pays vendors on time, and keeps your records clean. Melio’s guide to paying an international invoice covers the basics in more depth.

How do international payments work?

Most international payments follow the same basic path. Your money leaves your account, gets converted into the vendor’s currency, and lands in their bank.

Along the way, the payment often passes through one or more intermediary banks. Each one may take a small fee, which affects the final amount your vendor receives.

To send a payment, you usually need a few details from your vendor:

  • Their full legal or business name.

  • Their bank account details.

  • Their SWIFT or IBAN code, which identifies the bank and account abroad.

SWIFT stands for the Society for Worldwide Interbank Financial Telecommunication. IBAN stands for International Bank Account Number. Your vendor’s bank can supply both.

Wire, ACH, card, and local currency compared

Each method has a clear best use. Here is when to reach for each one.

When to use an international wire transfer

A wire transfer is best for large or urgent payments, and for vendors who only accept wires. It sends money directly from your bank to your vendor’s bank. In the United States, large-value bank wires settle over the Fedwire Funds Service, the Federal Reserve’s real time settlement system.

Wires are reliable and widely accepted, and they are among the faster ways to pay a vendor abroad. They also tend to carry the highest fees of these methods, so they fit larger payments best. For a deeper look, see Melio’s guide on how wire transfers work.

To send one, you need the recipient’s IBAN and their Bank Identifier Code (BIC) or SWIFT code.

When to use global ACH

Global ACH usually costs less than a wire, which makes it a good fit for routine, lower value, or recurring payments. It moves through the same kind of network as domestic FedACH transfers, extended across borders.

The tradeoff is speed. ACH payments take several business days to arrive. Availability is also limited, since it depends on the vendor’s country and bank support.

If you pay the same overseas vendor every month, global ACH can lower your costs. Our breakdown of ACH versus wire transfers can help you decide.

When to use a card payment

A card payment is convenient and fast. Card fees are higher than ACH, and your card may add foreign transaction and currency conversion fees.

The upside is cash flow. Paying by card lets you hold onto your money longer. Virtual cards also make reconciliation easier, since each one ties to a single vendor or bill.

Cards suit smaller, time sensitive payments where the convenience is worth the fee.

When to use local currency payments

Local currency payments let you pay a vendor in their own currency, using local payment rails. In the Eurozone, for example, payments move through the Single Euro Payments Area (SEPA).

This approach can lower your conversion costs. It also pleases the vendor, since they receive the exact amount they expect in the currency they use every day.

How to choose the right international payment method

No single method wins every time. Weigh these three factors against each bill.

Cost and fees

Fees vary widely by method. Wires carry a flat fee, global ACH usually costs a small percentage of the amount, and cards add a percentage plus possible conversion fees.

For large payments, a flat wire fee can cost less than a percentage based one. For small or recurring bills, ACH or local currency often wins.

Speed and timing

Match the method to your deadline. Wires settle fastest, and card payments are also quick.

Global ACH is slower and can take several business days. If a vendor needs funds right away, a wire or card is the safer choice.

Security and reach

Every method needs accurate bank details, so double check them before you send. A single wrong digit in an IBAN or SWIFT code can delay a payment.

Reach matters too. Wires travel almost anywhere. Global ACH and local currency payments depend on support in the vendor’s country, so confirm availability first. For tax and reporting questions, the IRS international business resources are a helpful starting point.

How to send an international payment in five steps

Once you pick a method, the process is straightforward. Follow these five steps.

  1. Gather your vendor’s details. Collect their full name, bank account information, and SWIFT or IBAN code. Confirm which payment methods and currencies they accept.

  2. Pick the right method. Weigh cost, speed, and reach for this specific bill. A large, urgent payment may call for a wire, while a small recurring one may suit ACH.

  3. Confirm the currency and amount. Decide whether you pay in your currency or the vendor’s. Remember that conversion and intermediary bank fees can change the final amount received.

  4. Review every detail. Check the account number, SWIFT or IBAN code, amount, and currency. A quick review here prevents costly delays and returned payments.

  5. Send and track the payment. Submit the payment and save the confirmation. Follow up with your vendor to make sure the funds arrive as expected.

Simplify international payments with Melio

Juggling wires, ACH, cards, and local currency for different vendors takes time. Melio brings these options together in one place, so you can pay overseas vendors in 80+ countries.

You choose how to pay, whether by wire, ACH, card, or local currency. Your vendor gets paid the way they prefer, without extra work on either side.

That flexibility helps you protect cash flow, keep records clean, and pay vendors on time. Sign up for Melio to get started.

International payment methods FAQs

Find answers to the most frequently asked questions about international payment methods for your business below.

What is the best way to make international business payments?

There is no single best way. The right method depends on the size of the payment, how fast it needs to arrive, and what your vendor accepts.

Which payment methods work internationally?

Wire transfers, global ACH, card payments, and local currency payments all work across borders. Wires have the widest reach, while ACH and local currency depend on support in the vendor’s country.

What are the four methods of payment for international transactions?

The four common methods are wire transfer, global ACH, card payment, and local currency payment. Each differs in cost, speed, and availability.

Is ACH or wire better for international payments?

It depends on your priorities. ACH is cheaper and suits routine, lower value payments. A wire is faster and more widely accepted, which makes it better for large or urgent bills.

This content is for informational purposes only and should not be considered financial, legal, tax, or accounting advice. Melio does not provide professional advisory services. Always consult a qualified professional before making financial or business decisions.