Korean Air Hand | Cabin Baggage:
The maximum size (width + heights + depth) is 158cm/62in and the maximum weight per bag is 23kg/ 50lb or 32kg/70lb depending on your ticket class and itineraries. Bags between 23 and 32kg (51–70lb) may incur additional charges depending on your allowance. You may find your free baggage allowance on your right side.
For the safety of the baggage handlers, the maximum weight for a single piece is 32kg/70lb, regardless of seat class and/or extra baggage payment. Any item that exceeds this weight limit and/or has a maximum size (width + height + depth) in excess of 158cm/62in may be rejected.
Korean Air Checked Baggage:
Morning Calm Club: Additional 1 Piece:
(32kg for First and Prestige classes, 23kg for Economy class, when flying economy on itineraries to or from Americas, additional 1 free baggage cannot be applied.)
Morning Calm Premium Club: Additional 1 Piece
(32kg for First and Prestige classes, 23kg for Economy class)
Million Miler Club: Additional 1 Piece (32kg)
Korean Air Excess Baggage:
One additional personal carry-on item — laptop, briefcase, handbag — is permitted for Economy Class. (Total weight of carry-on bag and additional allowance should not exceed 12kg.)
First Prestige Class : 18 Kg/ 40 lb
Economy Class : 12 Kg/ 25 lb
*For more details visit https://www.koreanair.com/global/en/traveling/baggage-services.html