While most airlines have similar carry-on size guidelines, there are often minor differences. Some carriers are also stricter about overweight luggage, which can include carry-ons. To make packing ...

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 ...

Airlines calculate carry-on luggage size measurements using two methods: Height by width by depth: Most – but not all – airlines measure bags by inches or centimeters using this formula ...

In addition, all airlines impose size and weight restrictions on checked luggage (as well as size limitations on carry-on luggage ... Checked luggage fee: Spirit's checked baggage fees vary ...