Not all banks or credit unions exchange ... local currency exchange services is that you're almost definitely getting a better rate than you'd get if you waited until you're in the airport or ...

That said, you may want to forgo the airport currency exchanges—they’re notorious for offering the worst exchange rates. These shops trade on their convenience—they're usually the first ...

and stay updated on current market rates to get a good exchange rate. Online currency converters can provide a benchmark for what to expect. If possible, avoid airport currency exchanges.