Author: Dawn Gilbertson, USA TODAY

Airlines, cruise lines, hotels, rail passes and even theme parks get in on the Black Friday and Cyber Monday action with special promotions.

Unlike doorbusters from Walmart or Kohl’s, Black Friday and Cyber Monday travel deals usually can’t be returned, so do your homework.

Frontier Airlines passengers across the country received a rude email surprise late Thursday: “There has been a change to your upcoming flight.”

The Boeing 737 Max has been grounded since March following two fatal crashes. Boeing has said it hopes to have the plane recertified by December.

The discount airline has introduced three types of tickets, Allegiant Basic, Bonus and Total. Bonus and Total come with bundled perks.

Don’t wait to brush up on basic economy restrictions, download movies, change your seats or make sure TSA PreCheck is on your boarding pass.

In February, the no-frills carrier will add three seasonal flights from Nashville and two from Florida’s Punta Gorda and Sarasota-Bradenton airports.

Southwest Airlines allows passengers to board and exit the plane from two doors at three California airports. Will it expand to other airports?

Southwest Airlines goes all out for Halloween, with airport employees encouraged to decorate gates and airline executives parading around in costume.

United is bulking up the size of its overhead bins on most of its fleet to fit more bags. On the workhorse 737-900, that means 65 extra bags.