Carry-on luggage sizes can vary by airline. Several major U.S. carriers, such as American Airlines and United, impose a 22 x 14 x 9-inch rule. If you're buying new carry-on luggage, this is a good ...

The difference here is all in the sizing. For carry-on baggage on domestic flights within the United States, the typical size limit is around 22 x 14 x 9 inches for carry-on bags and 18 x 14 x 8 ...

Although there may be minor variations of an inch or two between airlines, the standard carry-on luggage size limit is 22 x 14 x 9 inches, including the handle and wheels. However, some domestic ...