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| Luggage Type | Average Height | Average Width | Average Depth | Average Linear Inches |
|---|---|---|---|---|
| Personal Item/Under Seat | 18" | 14" | 8" | 40" |
| International Carry On | 21.5" | 13.5" | 10" | 45" |
| Domestic Carry On | 22" | 14" | 9" | 45" |
| Medium Size Checked | 26" | 18.5" | 11" | 55.5" |
| Large Size Checked | 29" | 20.5" | 12.5" | 62" |
These dimensions are averages and can be used as a guide. Always check your airline's website for specific luggage requirements and restrictions.