By "I Love Chicago" - Located in the Upper Level of Terminal 5, right before security checkpoint. Seaway Bank has a convenient solution for the millions of international travelers looking to save time and money. Seaway Bank can buy and sell more than 200 different currencies. Please call to inquire about specific currency availability. There is no minimum or maximum amount required for purchase. Acceptable forms of payments include cash, Visa, MasterCard, and American Express Travelers Checks.