This card, which comes with an annual fee of $0, offers a top-notch 2% cash back on all purchases. You get 1% cash back when you make a purchase, and the other 1% cash back when you pay it off.

For example, if you paid $400 using your card for a 500-mile flight on Alaska Airlines in coach without elite status, you would earn 1,200 miles from using your card, and 500 miles from Alaska ...