The 15 Best Online Banks of 2019: Savings, Checking, CDs, and More. It wasn’t long ago when your only banking option was your local hometown branch. Thankfully, online banks have come a long way and can provide fantastic service, lower fees, and higher interest rates than what you’d see with traditional banking. Offer rules:Discover customers can benefit from a $200 bonus by opening a Discover Online Savings account for the first time by November 4, 2019, which is the same date this offer ends. You’ll then need to deposit at least $25,000 into the account by November 18, 2019. Find the best bank bonuses, promotions, and offers for March 12, 2020 here.. We have the best bank deals and offers with the most comprehensive listing of checking, savings, and business accounts. Our list includes some of the top banks in the nation such as Chase, HSBC Bank, Discover, Huntington Bank, TD Bank, Wells Fargo, Bank of America, Capital One, Citibank, and many more.