As of 2015, the baggage limit for Korean Air flights is one personal item plus two carry-on items in First/Prestige class or one carry-on in Economy class. Korean Air does not limit the number of checked bags but may charge extra for more than one checked bag.
The total weight of carry-on items must be less than 40 pounds for First class and less than 25 pounds for Economy class. The size of each carry-on must be less than 55 cm by 20 cm by 40 cm.
Each checked bag cannot weigh more than 70 pounds and cannot be larger than 158 cm when adding width, height and depth. Passengers may incur fees for bags weighing between 51 and 70 pounds.