Gregory Karp

The three Southwest cards come with varying annual fees and benefits.

Applying for a credit card is usually pretty easy. But it helps to know what information you need to provide.

Here’s what you need to know about earning & redeeming miles with United Airlines for free flights or upgrades. We’ll also discuss elite status & credit cards.

The Citi Double Cash is a valuable workhorse among credit cards. With superior flat-rate cash back, it’s ideal for consumers who want low-hassle cash rewards.

For existing cardholders, the Arrival Plus earns 2 miles per $1 on all purchases, for a reasonable annual fee. Redemption is straightforward: Turn miles into statement credit for any travel expense of at least $100.

Frequent American Airlines flyers have one big reason to consider this $450-a-year card: It comes with access to the carrier’s exclusive airport lounges.

Earn and redeem rewards at thousands of properties in the Marriott hotel group, with a free night every year and automatic elite status.

Rack up miles with 2x rewards on American Airlines purchases, on gas and at restaurants, and save money whenever you fly with the free checked bag benefit.

This luxury business card is best for business owners who spend thousands each month for work and travel frequently enough to benefit from premium travel perks.

Airline credit cards help you earn free flights, and they can also give perks like free checked bags, seat upgrades, and access to exclusive airport lounges.