KLM Royal Dutch Airlines: Carry-On Luggage Dimensions & Sizer Box Rules
🧳 Official Airline Policy
55 x 40 x 20 cm or 56 x 36 x 23 cm (22 x 14 x 9 in)
Carry-on bags must fit inside the airport gate sizer box (including wheels, handles, and pockets) and easily lift into the overhead compartment without assistance.
KLM Royal Dutch Airlines Baggage Check Matrix
| Category | Allowance | Notes |
|---|---|---|
| Policy Focus | Carry-On Luggage Dimensions & Sizer Box Rules | Current 2026 Flight Season |
| Standard Dimension | 55 x 40 x 20 cm or 56 x 36 x 23 cm (22 x 14 x 9 in) | Including wheels & handles |
| Sizer Cage Risk | Strict at gate boarding | Measure before airport arrival |
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