A correspondent bank is a financial institution that provides services on behalf of another bank in a country where the other bank has no direct presence. When you send an international wire, your money typically passes through one or more correspondent banks before reaching its destination. Each one can add a fee of $10–25 and a day of processing time.
Banks cannot maintain branches in every country. Instead, they establish correspondent relationships — accounts they hold at banks in other countries (called "nostro" and "vostro" accounts) that allow them to settle international payments. When your bank sends money to a country where it has no direct relationship, it routes through a correspondent bank that does have that relationship. The message travels via SWIFT, but the actual funds move through these pre-established correspondent accounts. A simple-seeming transfer from a regional US bank to a bank in Nigeria might route: US regional bank → large US correspondent (e.g., JPMorgan) → European correspondent → Nigerian correspondent → final Nigerian bank. Each hop adds cost and time.
Correspondent banks deduct their fees directly from the transfer amount as it passes through — you often cannot know in advance how many correspondent banks are involved or what they will charge. SWIFT gpi has improved transparency, but hidden correspondent fees remain common. For a $500 transfer, correspondent fees might total $15–40 depending on the corridor. These fees are in addition to the sending bank's wire fee and any FX markup. In total, the correspondent banking system can easily consume 5–10% of a small transfer. This is the primary reason why bank wires are expensive for international transfers.
Fintech providers like Wise sidestep correspondent banking by maintaining local bank accounts in many countries and routing payments locally — no SWIFT, no correspondent fees. Wise collects money in the sender's country and releases money from a local account in the recipient's country. Digital asset rails avoid correspondent banking entirely: USDC or USDT moves on a blockchain with no intermediaries, settling in seconds for near-zero fees regardless of the corridor. RemitRoutes shows options that avoid correspondent banking alongside traditional bank wire options so you can compare total costs.
Nostro ("ours" in Latin) refers to the account a bank holds at a foreign correspondent bank in foreign currency. Vostro ("yours") is the same account from the correspondent bank's perspective. These paired accounts are how interbank settlements happen across borders without physical cash moving between countries.
For major corridors (US to UK, US to Canada), there may be only 1 correspondent hop. For corridors involving developing countries or banks with fewer relationships, 2–4 hops are common. Each hop adds $10–25 and 1 business day.
Wise largely avoids correspondent banking. They hold local accounts in 80+ countries and route payments locally: collecting funds in the sender's country and releasing from a local account in the destination country. This is why Wise is often faster and cheaper than a bank wire.
No. Blockchain transactions settle peer-to-peer with no intermediary banks. USDC sent on Stellar goes directly from sender to recipient in seconds, with a $0.00001 network fee and no correspondent fees. This is the core architectural advantage of digital asset rails over SWIFT.
Compare live rates across 370+ corridors on RemitRoutes · methodology.