Check the carry-on policies of these big U.S. airlines before flying to avoid unnecessary stress at the airport.

These pro tips help make air travel a breeze.

We put dozens of bags through objective tests and real-life travels to find the best carry-on luggage. Our picks are spacious and durable.

It’s easy to spot a seasoned business traveler going through airport security: there’s no fumbling for baggie-enclosed liquids, laptops are smartly stored for quick accessibility, shoes are slipped ...