Southwest reveals the fee for checking a bag — exchanging part of its soul for profit — that took effect this week.

Solo and business-class travelers are paying more for airline tickets on major U.S. carriers than group travelers, according ...

In this week’s roundup of airline-related stories from the past 7 days that didn’t get their own article, we look at ...

United Airlines and JetBlue Airways announced an agreement to share frequent flier benefits and sell tickets on each other’s ...

We analyzed the often convoluted baggage rules and fees for the nine biggest American carriers and discovered that some are definitely more generous than others when it comes to leeway with luggage ...

Airlines appear to be charging individual passengers more than groups for seats on identical flights. But is it new?