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 ...

Bags measuring 63 to 80 linear inches will cost you an extra $200 on domestic and Canadian flights. Prices vary on other ...

The carry-on size limit for many airlines is 22 x 14 x 9 inches. Most domestic airlines do not have a weight limit for carry-on bags. You can typically bring a carry-on bag in addition to a ...