If you are a frequent flyer looking to earn miles, then it’s more than likely that you’ll be using a credit card to do this. Airline miles cards are cards that airlines and banks get together to issue to customers (also known as co-branded cards). You will probably want to get an airline card if you are someone who likes to use a particular airline carrier. Those who fly one airline typically obtain a card and miles package from the same airline, rather than from someone else. You could be on your way to significant perks through using the best airline cards. best frequent flyer cards