The Southwest Rapid Rewards Priority Credit Card offers enough value to pay for itself in just one round-trip flight. Here's why it's a must for Southwest Airlines flyers.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NerdWallet) – What used to be a simple part ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NerdWallet) – Booking airfare is a lot more ...

Some upgrades had drawbacks, like Delta One's dated cabin and Premium Select's limited seat choices. The main cabin cabin offers me more seat options and allows me to travel more for less. Last year, ...

(NerdWallet) – What used to be a simple part of purchasing an airline ticket has become a hot mess in recent years. Should you pay for more legroom? Should you pay at all? Do you have to select a seat ...

Remember that children under two years old can fly for free and do not require a seat (though some parents prefer to buy a seat anyway). Seat selection is always optional, whether flying solo or with ...