ACH vs SWIFT Payments: Key Differences in Fees, Speed and Use Cases

ACH vs SWIFT at a glance

The most important distinction is geographic. ACH is closely tied to US banking infrastructure. SWIFT connects financial institutions across countries, but SWIFT itself does not hold customer funds or directly move money. It provides the standardized messages banks and other institutions use to process international payments.

Before sending an international payment, compare the exchange rate and confirm the expected recipient amount with MTFX. 

What is an ACH payment?

An Automated Clearing House payment is an electronic transfer processed through the US ACH network. Businesses commonly use it for direct deposits, payroll, subscription collections, tax payments, account transfers and supplier invoices.

ACH payments are generally suited to transactions in which both sides use eligible US banking details. The sender typically needs the recipient’s name, account number, account type and nine-digit ACH routing number.

Unlike a card transaction, an ACH payment moves funds between bank accounts. Unlike a wire, it is normally submitted as part of a batch rather than processed individually in real time.

How does an ACH transfer work?

An ACH payment normally follows four stages:

1. The sender initiates an ACH credit or authorizes an ACH debit.
2. The originating bank or payment provider submits the transaction.
3. The payment is grouped with other ACH entries and sent for clearing.
4. The receiving bank credits or debits the recipient’s account.

Nacha explains how ACH payments work and governs the operating rules used by participating US financial institutions. Nacha does not process individual customer payments itself; banks and ACH operators handle the processing and settlement.

ACH credit vs ACH debit

• An ACH credit pushes money from the sender’s account to the recipient. For example, a Canadian company with access to US payment rails could use an ACH credit to pay a contractor into a US bank account.
• An ACH debit pulls money from an account after the account holder provides authorization. A software company collecting a monthly subscription from a customer’s US account may use an ACH debit.

The practical difference is who initiates the movement of funds. The payer starts a credit, while the organization receiving payment starts a debit with the payer’s permission.

How long does an ACH transfer take?

Many ACH payments settle on the same banking day or the next banking day. Nacha estimates that approximately 80% of ACH payments settle within one banking day or less. Same Day ACH allows eligible credits and debits to be sent and received within hours on the same business day. 

The actual delivery time can also depend on:

• The sender’s submission time.
• The bank’s ACH processing cut-off.
• The type of ACH transaction.
• Weekends and US banking holidays.
• Fraud, account-validation or compliance reviews.
• Holds imposed by the receiving institution.

A same-day service does not mean a payment can be submitted at any hour and arrive immediately. Missing a processing window may move settlement to the next banking day.

Common business uses for ACH

ACH works particularly well for predictable US payments, including:

• Employee payroll.
• Recurring contractor payments.
• US supplier invoices.
• Tax and government payments.
• Subscription collections.
• Direct deposits.
• Account-to-account transfers.
• High-volume accounts payable.

Businesses processing a large number of supplier, contractor or payroll payments may also benefit from a global bulk payment solution that reduces manual entry and groups multiple payments into a more manageable workflow. 

The MTFX guide to bulk payments for businesses explains how batch processing can support supplier payouts, contractor payments and recurring accounts payable runs.

What is a SWIFT payment?

A SWIFT payment is a cross-border transfer in which participating financial institutions exchange standardized payment messages over the SWIFT network.

Suppose a Canadian importer needs to pay a manufacturer in Japan. The Canadian bank or payment provider sends payment instructions through SWIFT. The message tells the receiving institutions who is being paid, how much should be delivered, which accounts are involved and what payment reference should accompany the transaction.

The money itself moves through accounts held by banks, fintechs or correspondent institutions. Swift provides the secure communication network rather than acting as a bank that holds or transfers customer funds.

How does a SWIFT transfer work?

A straightforward SWIFT payment may follow this route:

• Sender → sending bank or payment provider → beneficiary bank → recipient

Some transfers require an additional correspondent or intermediary bank:

• Sender → sending institution → intermediary bank → beneficiary bank → recipient

An intermediary may be required when the sending and receiving institutions do not have a direct banking relationship or cannot settle the selected currency directly.

Each additional institution can introduce another processing step. It may also add a fee or deduct an amount from the transfer, depending on how the payment charges are assigned.

What is a SWIFT or BIC code?

A SWIFT code, also called a Business Identifier Code or BIC, identifies a financial institution within the international messaging network.

It normally contains eight or eleven characters:

• Four characters identify the institution.
• Two characters identify the country.
• Two characters identify the location.
• The optional final three characters identify a branch.

A SWIFT code identifies the bank, not the recipient’s individual account. Before authorizing a payment, businesses can use the MTFX SWIFT code checker to review the format and confirm which institution the code belongs to.

The sender may also need:

• The recipient’s full legal name.
• The bank account number.
• An IBAN, where applicable.
• The bank and branch address.
• A local clearing code.
• The payment purpose.
• An invoice or customer reference.
• The recipient’s address.

The required combination varies by destination. An IBAN is widely used across Europe and several other markets, while other countries rely on domestic account and branch formats. The MTFX IBAN checker can help identify structural errors before a payment is sent.

How long does a SWIFT payment take?

There is a difference between a payment reaching the beneficiary bank and the recipient gaining access to the funds.

According to SWIFT’s payment speed data, 75% of payments reach the beneficiary bank within 10 minutes, and more than 90% arrive within one hour. However, the beneficiary bank may still need to complete regulatory checks, process local clearing, convert the currency or review the recipient information before crediting the account.

For that reason, businesses should allow sufficient time for an international payment. The final delivery timeline can be affected by:

• Time-zone differences.
• Bank cut-off times.
• Weekends and public holidays.
• Currency availability.
• Correspondent banks.
• Sanctions and compliance screening.
• Incomplete recipient details.
• Name or account mismatches.
• Additional information requested by a bank.

A transfer marked as sent has started its journey. It does not automatically mean the recipient can already access the funds.

What are the main differences between ACH and SWIFT?

1. Domestic reach vs international reach

ACH is most useful when the recipient has eligible US bank details and expects USD.

SWIFT is designed for communication between financial institutions across borders. It is commonly used when the recipient’s account is held outside the United States, the payment involves a foreign currency, or the beneficiary specifically requests a SWIFT transfer.

A Canadian company paying a US software provider in USD may be able to use ACH. The same company paying a supplier in Germany in EUR will normally need an international route such as SWIFT, SEPA or a provider-supported local transfer.

2. Transfer fee vs total payment cost

ACH is usually less expensive because it is processed through a domestic batch network. Some business accounts include ACH payments in a monthly plan, while others charge a small amount per transaction.

SWIFT costs can be more complex. A payment may involve:

• A sending-bank fee.
• A correspondent-bank deduction.
• A receiving-bank charge.
• A payment amendment or investigation fee.
• A currency-conversion spread.
• An exchange-rate markup.

For example, a bank may charge a modest wire fee but apply a wider exchange-rate margin when converting CAD to EUR. On a large supplier invoice, the exchange-rate difference can cost more than the stated transfer fee.

Compare the amount the recipient will receive, not only the amount charged to initiate the payment. The guide to hidden cross-border payment costs explains how FX margins, intermediary deductions and receiving fees can affect the final amount.

The stated transfer fee is only one part of the cost. Review current market rates and compare the expected recipient amount before converting your funds.

3. Processing speed

ACH is predictable for routine US payments. Many transactions settle within one banking day, and eligible transactions can use Same Day ACH.

SWIFT payment instructions may reach the beneficiary bank quickly, but the end-to-end timeline is less uniform. The number of institutions, recipient country, currency and compliance requirements all influence when funds become available.

Neither method should be described simply as fast or slow. A routine ACH payroll payment and an urgent international supplier payment operate through different systems and solve different problems.

Required payment information

Using the wrong routing identifier is a common source of delays. Some US banks use different routing numbers for ACH payments, paper cheques and wire transfers.

Read the complete guide to routing numbers for international transfers, or use the MTFX routing number lookup tool to validate a US routing number before submitting a payment.

4. Payment limits

The ACH network sets limits for particular transaction types, including Same Day ACH, but banks and payment platforms may apply their own lower thresholds.

SWIFT does not impose one universal customer transfer limit. The maximum amount normally depends on the sending institution, account type, destination, currency, payment purpose and compliance requirements.

Large payments may require source-of-funds documents, contracts, invoices or other supporting records regardless of the payment rail used.

5. Reversals and payment recovery

ACH has established rules for returns, rejected entries and certain reversals. That does not mean every completed ACH payment can be cancelled on demand, but there is a structured process for defined circumstances.

An international wire is generally more difficult to recover after it has been released. The sending institution may request a recall, but recovery depends on the receiving bank, recipient and payment status.

This makes recipient verification essential. Businesses should confirm new or changed payment instructions through a trusted contact, particularly when bank details arrive by email.

Does Canada use ACH payments?

Canada does not use the US ACH network as its primary domestic electronic-payment system.

According to Payments Canada, Canada’s retail batch payment system consists of the Automated Clearing Settlement System and the United States Bulk Exchange application. These systems support the clearing of Canadian-dollar and US-dollar payments drawn on accounts at financial institutions domiciled in Canada.

In everyday Canadian business language, EFT or AFT is commonly used when discussing domestic direct deposits, pre-authorized debits and electronic bank payments.

A Canadian business can still interact with ACH when:

• It has eligible US bank details.
• It pays a recipient with a US bank account.
• It collects USD from US customers.
• Its bank or payment provider offers access to US ACH rails.
• It operates a US subsidiary or local account structure.

Canadian banking details should not be entered as though they were US ACH details. A Canadian institution number and transit number are not the same as a nine-digit US ACH routing number.

Businesses regularly receiving or sending funds in USD may benefit from a multi-currency business account with local receiving details for supported markets.

Can ACH be used for international payments?

ACH is primarily associated with domestic US payments, but saying it can never form part of an international transaction is inaccurate.

International ACH Transactions, known as IATs, are ACH entries connected to payments entering or leaving the jurisdiction of the United States. The IAT format includes additional information about the parties involved to support regulatory and sanctions-screening requirements.

International ACH availability remains more limited than SWIFT. It depends on:

• The participating bank or provider.
• The sending and receiving countries.
• The payment currency.
• The supported payment corridor.
• Local banking infrastructure.
• Compliance requirements.

ACH may form part of a lower-cost cross-border route in certain situations, but it is not a universal substitute for SWIFT.

ACH vs EFT vs wire vs SWIFT

These terms are often used interchangeably, but they do not mean the same thing.

An ACH payment is a type of electronic funds transfer. A wire is another type of electronic transfer, but it is processed differently.

SWIFT is not another word for every wire. It is one network that institutions commonly use to exchange instructions for international wires.

This distinction matters because a payment provider may offer multiple routes for the same destination. A transaction might be delivered through SWIFT, an ABA wire, ACH or a local clearing system, depending on the recipient and currency.

For a practical supplier-payment example, see how US supplier payments can be routed through ACH, ABA or SWIFT based on the recipient details and payment requirements.

Which option should your business use?

The payment method should match the supplier’s bank details, invoice currency, delivery deadline and tolerance for intermediary fees. Businesses comparing payment routes can also review MTFX’s guide to the best way to pay overseas suppliers from Canada.

Choose ACH when:

• The recipient has an eligible US bank account.
• The payment is being sent in USD.
• Payments are recurring or high-volume.
• The transfer is not an emergency.
• Keeping transaction costs low is a priority.
• You are paying US employees, contractors or suppliers.
• You need to collect recurring amounts from US customers.

Choose SWIFT when:

• The recipient’s account is outside the United States.
• A currency conversion is required.
• The beneficiary specifically requests a SWIFT payment.
• No suitable local payment route is available.
• The transaction involves an international bank.
• You have the complete SWIFT, account and recipient information.

Consider a local payment route when:

ACH and SWIFT are not the only options. Depending on the destination, an international payment provider may deliver funds through a domestic clearing network, such as SEPA in Europe or Faster Payments in the United Kingdom.

A local route may reduce intermediary involvement and make the delivered amount more predictable. Availability depends on the destination, currency, recipient account and provider.

How to choose between ACH and SWIFT in five steps

1. Confirm where the recipient’s account is held

Do not choose the payment method based only on the recipient’s physical location.

A contractor living in Mexico may invoice through a US bank account. A US-based supplier may ask to be paid into a European account. Confirm the country in which the beneficiary account is actually held.

2. Confirm the payment currency

Ask which currency the recipient expects.

Sending CAD to an account expecting USD or sending USD to a EUR invoice can create an unwanted conversion at the receiving bank. The recipient may receive less than expected, and neither party may know the applied rate in advance.

3. Compare the complete cost

Review:

• The transfer fee.
• The exchange rate.
• The provider’s FX margin.
• Potential intermediary deductions.
• Receiving-bank fees.
• Urgent-processing charges.

Ask for the final recipient amount whenever possible. That figure offers a clearer comparison than the transfer fee alone.

4. Work backward from the deadline

A due date is not the same as a send date.

Consider weekends, public holidays, payment cut-offs and the recipient’s time zone. International invoices should be arranged early enough to resolve missing information or compliance questions without creating a late payment.

5. Verify every recipient detail

Confirm the beneficiary’s:

• Legal name.
• Account number.
• Routing number or local clearing code.
• SWIFT/BIC.
• IBAN, where applicable.
• Bank address.
• Payment reference.
• Expected currency.

For new suppliers or recently changed banking instructions, verify the information through a known phone number or established contact. Do not rely solely on an email requesting an urgent account change.

Common ACH and SWIFT payment mistakes

• Using the wrong US routing number
• Treating Canadian EFT and US ACH as identical
• Assuming SWIFT moves the funds itself
• Ignoring intermediary deductions
• Sending the wrong currency
• Leaving out the invoice reference
• Comparing fees without comparing exchange rates
• Waiting until the payment deadline
• Accepting changed bank details without verification

How Canadian businesses can reduce international payment costs

The payment rail matters, but it is only one part of the process. Businesses can improve payment efficiency by taking a broader view of every transaction.

• Ask suppliers which currency they prefer
• Avoid unnecessary double conversions
• Consolidate small payments
• Compare the recipient amount
• Maintain accurate beneficiary records
• Separate payment routing from FX planning

Manage domestic and international business payments with MTFX

ACH can be an efficient choice for eligible US payments, while SWIFT provides broad international reach. For Canadian businesses, the better option depends on the recipient account, currency, timing and total payment cost.

MTFX helps businesses pay suppliers, contractors, employees and commercial partners in more than 190 countries and over 50 currencies. Through its cross-border business payment platform, companies can manage payments online, review exchange rates, add beneficiaries and receive support from dedicated FX specialists.

Before sending an international payment, sign up with MTFX and get competitive exchange rates and secure transfers quickly.

FAQs

1. What is the main difference between ACH and SWIFT?

ACH is mainly a US bank-payment network used for domestic credits and debits. SWIFT is a global messaging network used by financial institutions to communicate instructions for international payments.

2. Is ACH the same as a wire transfer?

No. ACH payments are generally cleared in batches through the US ACH network. Wires are processed through separate bank-to-bank transfer systems and are often used for urgent or high-value transactions.

3. Is SWIFT the same as an international wire?

Not exactly. An international wire is the payment itself. SWIFT is the messaging network banks frequently use to exchange the instructions required to process that payment.

4. Does Canada use ACH payments?

Canada uses its own retail clearing infrastructure for domestic electronic payments. Canadian businesses may still access ACH when paying or collecting funds through eligible US bank details.

5. Can a Canadian business send an ACH payment to the US?

Yes, when its bank or payment provider supports ACH and the recipient has eligible US banking details. The sender normally needs the correct ACH routing number, account number and account type.

6. Can ACH be used for international payments?

International ACH Transactions exist, but support is limited by country, bank, provider, currency and payment corridor. SWIFT generally offers wider international reach.

7. How long does an ACH payment take?

Many ACH payments settle on the same banking day or the next banking day. The timeline depends on the transaction type, submission time, bank cut-off and holidays.

8. How long does a SWIFT transfer take?

The payment instruction may reach the beneficiary bank quickly, but the recipient may need to wait longer while the bank completes compliance, currency-conversion and local-processing requirements.

9. Is ACH cheaper than SWIFT?

ACH is generally less expensive for eligible US payments. A SWIFT payment may involve sending, intermediary, receiving and currency-conversion costs.

10. What details are needed for an ACH payment?

You normally need the recipient’s name, US account number, account type and nine-digit ACH routing number. Some payments also require authorization and a payment reference.

11. What details are needed for a SWIFT payment?

You may need the recipient’s legal name, account number or IBAN, SWIFT/BIC code, bank address, recipient address, payment currency and invoice reference.

12. Do I need a SWIFT code for every international payment?

No. Some international transfers use local clearing networks instead. A SWIFT/BIC is normally required when the payment is being routed through the SWIFT network.

13. Can I track a SWIFT payment?

Many SWIFT payments can be tracked by participating financial institutions. The sender can ask its bank or payment provider for the payment reference and current transaction status.

14. Are ACH and SWIFT payments processed on weekends?

Standard processing is generally tied to banking days and the operating hours of the participating institutions. A payment initiated during a weekend or holiday may remain pending until the next applicable processing window.

15. Which is better for paying international suppliers: ACH or SWIFT?

ACH may be appropriate when the supplier has eligible US bank details and expects USD. SWIFT or another international payment route is generally more suitable when the supplier’s account is held overseas or the invoice requires another currency.