Luggage Volume Calculator
Calculate luggage linear inches and volume in liters. Check compliance with airline size limits for carry-on, checked, and personal item bags across American, Delta, United, Southwest, British Airways, and Emirates.
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Linear Inches
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Volume (liters) —
Bag Category —
Extended More scenarios, charts & detailed breakdown ▾
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Linear Inches
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Volume (liters) —
Compliant? —
Professional Full parameters & maximum detail ▾
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Linear Inches
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Volume (liters) —
Size Compliant? —
Weight Compliant? —
How to Use This Calculator
- Enter length, width, and height in inches.
- See linear inches, volume in liters, and size category.
- Use Carry-On tab to check against a specific airline limit.
- Switch to Professional for full size and weight check across 6 airlines.
Formula
Linear Inches = L + W + H
Volume (liters) = L × W × H × 0.016387
Example
22×14×9 carry-on: linear = 45 in, volume = 36.2 L → fits American, Delta, United, JetBlue standard limits.
Frequently Asked Questions
- Linear inches = length + width + height. US carriers allow checked bags up to 62 linear inches and carry-ons up to 45 linear inches. Oversize bags incur $100–$200 fees each way.
- Most US carriers allow 22×14×9 inches including wheels and handles. Southwest allows 24×16×10. Always measure with wheels and handles compressed.
- A standard 22×14×9 carry-on holds ~36–40 liters. A weekend bag is ~20–30L; a 27×20×14 checked bag is ~100L.
- Most US airlines allow ~18×14×8 inches. Basic economy tickets enforce this strictly and may charge $50–$75 if the item is oversized.
Related Calculators
Sources & References (5) ▾
- TSA Carry-On Baggage Information — TSA
- IATA Cabin Baggage Programme — IATA
- American Airlines Baggage Policy — American Airlines
- US DOT Aviation Consumer Protection — Baggage — US DOT
- Delta Air Lines Carry-On Requirements — Delta Air Lines