Generally, no—it is usually more expensive to exchange currency before you travel. In 2026, physical "Bureau de Change" kiosks in your home country (especially those in airports) offer significantly worse exchange rates and charge higher commissions than what you would find at your destination. The most cost-effective method in 2026 is to use a "no-foreign-transaction-fee" debit card to withdraw local currency from a bank-owned ATM once you arrive. These ATMs use the "interbank" rate, which is much closer to the actual market value. Another excellent 2026 option is a digital travel card (like Revolut or Wise), which allows you to convert currency at the mid-market rate instantly. If you feel more comfortable having a small amount of cash upon arrival, only exchange a minimal amount ($50–$100) before leaving. Avoid "Dynamic Currency Conversion" (DCC) at overseas terminals—always choose to be charged in the local currency to avoid hidden markups.