International wire transfers: How they work, fees, and timelines (2026)

Key takeaways:

• An international wire transfer moves money electronically from a bank account in one country to another, usually through the SWIFT network.

• Bank wires from Singapore typically take 1–3 business days¹, with charges from your bank, possible intermediary bank fees, and an FX margin built into the exchange rate.

• Airwallex offers a faster, lower-cost option. With Airwallex, you can send funds to 200+ countries with competitive FX rates that save you up to 80% on FX fees. You also get free transfers to 120+ countries via local rails.

An international wire transfer is the most common way to move money between bank accounts in different countries. It is secure, widely accepted, and works almost anywhere in the world.

For businesses sending money out of Singapore, wires also come with trade-offs. You pay fees to your bank, sometimes to intermediary banks, and you absorb an exchange rate margin that is not always visible upfront.

This guide explains how international wire transfers work, what they cost in Singapore, how long they take, and what alternatives can help you cut both fees and processing time.

What is an international wire transfer?

An international wire transfer is an electronic transfer of funds from a bank account in one country to a bank account in another. The money moves through a network of banks that exchange secure payment instructions, usually via the SWIFT messaging system.

In Singapore, you may also hear this called a telegraphic transfer, or TT. The two terms refer to the same thing.

The process relies on a chain of trust between banks. When your bank does not have a direct relationship with the recipient's bank, one or more intermediary banks step in to route the payment. Each bank in the chain may add its own fee, which is why international wires often arrive with less than the amount you sent.

How do international wire transfers work?

Sending an international wire follows the same basic flow at every bank, whether you do it online, in a branch, or over the phone. Once you submit the request, your bank takes over and routes the payment to the recipient's bank, sometimes via one or more intermediaries.

Here are the steps involved:

• You submit the transfer request. Provide your bank with the recipient's name, address, account number or IBAN, the recipient bank's name and address, the SWIFT/BIC code, the amount, and the currency.

• Your bank verifies the details. It checks your identity, your account balance, and any compliance flags before processing the request.

• Your bank debits your account. The transfer amount, plus your bank's outward fee, is deducted upfront.

• The payment moves through SWIFT. Your bank sends a SWIFT message to the recipient's bank. If there is no direct relationship, the payment routes through one or more intermediary banks.

• The recipient bank credits the account. Once the recipient's bank receives the funds, it credits the recipient's account, often after deducting its own inward fee.

Sending online vs in branch or by phone

Most Singapore banks let you initiate an international wire through online or mobile banking. Here are your options:

• Online or in-app: Fastest, lowest-effort option. Useful when you have all the recipient's details ready and want to avoid branch visits.

• In branch or by phone: Slower, but you can ask questions in real time and confirm details with a banker. Helpful for first-time wires or large transfers where you want extra certainty.

The processing time and fees are the same across channels.

Domestic vs international wire transfers

Not every wire transfer is international. Within Singapore, you can move money between local bank accounts using domestic payment rails like FAST, PayNow, GIRO, and MEPS+. International wires only come into play when funds cross borders. The two are similar in concept but behave differently in practice.

Here are the main differences:

Speed

Domestic transfers in Singapore are usually instant or same-day. FAST enables Singapore-dollar transfers between participating banks almost instantly².

International wires are slower. They typically take 1–3 business days for major currency routes¹, and longer for less common corridors where intermediary banks are involved. Time zones, cut-off times, and country-specific holidays all add to the variation.

Currency

Domestic transfers move money within a single currency. International wires often involve a currency conversion, which means an exchange rate is applied and an FX margin is added on top of the interbank rate.

Cost

Domestic transfers in Singapore are usually free or low-cost. International wires carry multiple layers of fees: your bank's outward fee, possible intermediary bank fees deducted in transit, the recipient bank's inward fee, and the FX margin built into the conversion rate.

Regulation

Domestic transfers are governed by Singapore's payment rules and overseen by the Monetary Authority of Singapore (MAS).

International wires must comply with both the source country's and the destination country's rules, including anti-money laundering (AML) and know-your-customer (KYC) checks. Larger transfers usually trigger more documentation requirements.

For a deeper look at the local side, see our guide to bank transfers in Singapore.

How much do international wire transfers cost in Singapore?

International wire transfers are rarely a single fee. You typically pay a combination of charges, and the total cost can vary widely depending on the bank, the destination, and how you send the transfer.

The 4 international wire transfer costs to expect in Singapore

• Outward fee (handling commission). Charged by your bank to process the transfer. Often a percentage with a minimum and maximum cap.

• Cable or reimbursement charge. A flat fee added to cover the messaging cost between banks.

• Intermediary or agent bank fee. Deducted from the funds in transit if the payment routes through one or more correspondent banks.

• FX margin. A markup on the exchange rate applied during currency conversion. This is usually invisible because it's built into the rate, not shown as a separate line item.

Outward wire transfer fees at major Singapore banks

The table below shows outward telegraphic transfer fees from each bank's official pricing page.

Several banks also offer no-fee digital remittance services for selected currencies and corridors — these are listed alongside the main transfer fees.

The information in this table has been reviewed to be accurate as of 20 April 2026.

Note that standard wire transfers through SWIFT almost always carry intermediary or correspondent bank fees that your bank cannot quote upfront. Also, the FX margin is often the single biggest cost on a transfer. Always compare the all-in rate, not just the headline transfer fee.

For a deeper breakdown of costs across providers, see our guide to international money transfer fees.

What information you need to send an international wire transfer

Singapore banks ask for the same core information regardless of which one you use. Here’s everything you need to send a wire transfer:

About the recipient

• Full name (exactly as it appears on their bank account)

• Address

• Bank account number or International Bank Account Number (IBAN) — IBAN is required for transfers to Europe and several Middle Eastern countries

• Recipient bank's name and address

• SWIFT/BIC code of the recipient's bank — usually 8 or 11 characters

About the transfer

• Amount and currency to send

• Currency the recipient should receive (if different from what you're sending)

• Purpose of the transfer — required by most banks for AML and reporting

• Who pays the fees — sender, recipient, or shared (some banks let you choose)

About the person making the transfer

• Your account details with the sending bank

• Identity verification, especially for first-time transfers or larger amounts

• Source of funds documentation for very large transfers, depending on your bank's risk thresholds

If you're sending money to a country you've never transferred to before, double-check the SWIFT code with the recipient. The code can differ between branches of the same bank, and an incorrect SWIFT can route your funds to the wrong place or bounce the transfer back. 

How long do international wire transfers take?

Most international wire transfers take 1–3 business days for major currency routes¹, but the actual time depends on where you're sending money, when you submit the transfer, and how many banks the payment passes through.

What affects the timeline

• The currency corridor. Transfers between major currencies (USD, EUR, GBP, JPY) are usually fastest. Less common corridors take longer because more intermediary banks are involved¹.

• Cut-off times. Each bank has a daily cut-off for same-day processing. DBS Remit, for example, sends transfers submitted before the cut-off on a business day out the same day³. OCBC's cut-offs vary by currency, ranging from 9:30am for AUD and JPY to 6:00pm for USD⁴. Submit after the cut-off and your transfer waits until the next business day.

• Public holidays. Holidays in either Singapore or the destination country pause processing.

• Intermediary banks. Each correspondent bank in the chain adds time and may add fees¹.

• Compliance checks. Larger transfers or transfers to higher-risk corridors trigger additional AML/KYC reviews that can add hours or days.

Same-day and instant transfer options

For time-sensitive transfers, the bank-run digital services listed in the cost table above (DBS Remit, SC Remit, HSBC Global Money Transfers, and others) often clear within minutes on supported corridors. 

If your transfer is taking longer than expected, the cause is usually a missing detail, a compliance review, or a delay at an intermediary bank. Our guide to why your bank transfer is delayed covers the most common reasons and what to do about them. 

Pros and cons of international wire transfers

International wire transfers are well established and broadly safe, but they come with trade-offs in cost, speed, and visibility. Here’s a quick overview: 

Safety and regulation of international wire transfers

International wire transfers from Singapore are regulated by the Monetary Authority of Singapore (MAS) and are subject to anti-money laundering (AML) and counter-financing of terrorism (CFT) rules. 

Your bank will run identity and source-of-funds checks before processing transfers above its risk thresholds.

Documentation for larger transfers

For larger transfers, expect to provide:

• Proof of identity for both sender and recipient

• Source of funds documentation (e.g. payslips, sales invoices, contracts)

• Purpose of the transfer, with supporting documents if relevant (e.g. supplier invoice, property contract)

Thresholds for additional documentation vary by bank and customer profile. Business accounts often face stricter checks than personal accounts.

Common risks to watch for

Wire transfers are generally considered secure, but specific risks exist:

• Scams. Fraudsters impersonate suppliers, executives, or banks to redirect funds.

• Unauthorised access. A compromised account or email can be used to initiate transfers without your knowledge.

• Payment errors. Wrong account numbers or SWIFT codes can route funds to the wrong destination, and recovery is not guaranteed.

• Hidden costs. Intermediary fees and FX margins can erode the amount the recipient actually receives.

To protect yourself, verify the recipient's details through a trusted channel before sending. Double-check account numbers, IBANs, and SWIFT codes character by character, since a single typo can route funds to the wrong place. Keep multi-factor authentication switched on for your banking app, and reconcile fees and FX rates after each transfer so unexpected deductions don't go unnoticed.

Why businesses in Singapore use Airwallex for transfers

Traditional bank wires work, but they aren’t built for businesses who transfer money regularly. The combination of slow processing, layered fees, and opaque FX rates makes them an expensive way to operate at scale. Airwallex takes a different approach.

Instead of sending payments through SWIFT, Airwallex routes 94% of its transfers through local payment rails. That means a transfer from Singapore to a supplier in Indonesia, China, or the UK often arrives the same day, without any transfer fees.

Here’s what you get with Airwallex:

• Send to 200+ countries through one Business Account

• Free transfers to 120+ countries via local rails.

• 93% of transfers arrive on the same day. 45% arrive instantly. 

• Competitive FX rates that let you save up to 80% on FX fees.

• Multi-currency accounts that let you hold and pay out in the currency you collected, avoiding unnecessary FX conversions.

• Local receiving accounts in 21 countries, so overseas customers can pay you like a local.

Airwallex is licensed by the Monetary Authority of Singapore as a Major Payment Institution (Licence No. PS20200541), and funds are safeguarded in line with MAS regulations, held with leading global financial institutions.

Frequently asked questions (FAQs)

Is a telegraphic transfer the same as an international wire transfer?

Yes. Telegraphic transfer (TT) is the term Singapore banks have traditionally used for what most other countries call an international wire transfer. The two refer to the same thing — an electronic transfer of funds from one bank account to another, usually routed through SWIFT.

What's the difference between SWIFT and FAST?

SWIFT is the global messaging network used to route international wire transfers between banks in different countries. FAST (Fast and Secure Transfers) is a Singapore-only service that moves Singapore-dollar funds between local banks almost instantly². You'd use SWIFT for cross-border payments and FAST for domestic ones within Singapore.

Can I cancel an international wire transfer after sending it?

Sometimes, but not reliably. Once your bank has released the funds and they've entered the SWIFT network, recall depends on whether the recipient bank has already credited the account. If you spot an error immediately, contact your bank to attempt a recall — but assume the transfer is final once submitted, especially after the same business day.

Is there a maximum I can send via international wire transfer from Singapore?

There's no Singapore-wide legal cap on international wire transfers, but each bank sets its own daily and per-transaction limits, often tied to the channel you use. Online limits are usually lower than branch limits. Larger transfers may also trigger additional documentation and compliance review before processing.

Do I need to declare international wire transfers for tax in Singapore?

The transfer itself is not taxed. What may be taxable is the underlying income — for example, business revenue or investment gains that funded the transfer. If you're sending or receiving money that relates to business activity, keep clear records and check with a tax advisor about your specific obligations.

What's the cheapest way to send money internationally from Singapore?

The cheapest option depends on the corridor, currency, and amount. For small or one-off transfers within supported corridors, bank-run digital remittance services like DBS Remit, OCBC's online overseas funds transfer, or HSBC Global Money Transfers can be fee-free. For businesses sending money frequently across many currencies, Airwallex typically works out cheaper than bank wires by removing SWIFT fees and tightening FX margins on supported routes.

Sources:

1. https://www.jpmorgan.com/insights/treasury/payables-disbursements/wire-transfers-how-they-work-security-and-fees

2.  https://www.abs.org.sg/consumer-banking/fast

3.  https://www.dbs.com.sg/personal/deposits/pay-with-ease/international-transfers

4.  https://www.ocbc.com/personal-banking/digital-banking/overseas-funds-transfer.page

5.  https://www.uob.com.sg/business/help-support/rates-fees/remittance-fees-outward.page

6.  https://www.sc.com/sg/pricing-guide/

7.  https://www.hsbc.com.sg/foreign-exchange/worldwide-transfers/

8.  https://internationalservices.hsbc.com/international-banking/global-money-transfers/

9. https://www.uob.com.sg/personal/digital-banking/overseas-payments/transfer-money.page

This publication does not constitute legal, tax, or professional advice from Airwallex, nor does it substitute seeking such advice, and makes no express or implied representations / warranties / guarantees regarding content accuracy, completeness, or currency. If you would like to request an update, feel free to contact us at [[email protected]]. Airwallex (Singapore) Pte. Ltd. (201626561Z) is licensed as a Major Payment Institution and regulated by the Monetary Authority of Singapore.