But if you move your money to a rewards checking account, you can earn hundreds of dollars. What are rewards checking accounts? A Consumers Credit Union rewards checking account that pays 4.09% interest will give you $409 in the same time period. We Googled high-yield checking account and rewards checking account to find accounts offered by online banks and credit unions in our area. With most of the rewards checking accounts, you only earn the high-interest rates on the first $5 or $10,000.