Southwest also charges oversized bag fees, which are $125 per bag between 63 inches and the maximum size of 80 inches. This story has been updated to add new information. Michael Salerno is an ...
However, the rules can vary by airline. For example, American Airlines' carry-on luggage size is 22 x 14 x 9, while Southwest allows a slightly larger carry-on measuring 24 x 16 x 10. While carry ...