Free · no sign-up53 airlines
Will it fit?Find out inten seconds.
Type your bag's size, see which airlines let it in the cabin. Then build a packing list before you forget the charger.
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Why it matters
A “standard” 55 × 40 × 20 cm carry-on clears only 36 of 53 airlines we track.
Five centimetres narrower — 55 × 35 × 20 — and it clears 52. That is the difference between boarding and a gate-check fee. Our checker shows you before you buy.
Try it with your own bag36
of 53 airlines
55 × 40 × 20 cm
52
of 53 airlines
55 × 35 × 20 cm
Gear we actually recommend.
We only feature products we would put next to our own tools. Right now that is one: a compression kit that does what most vacuum bags only claim to.
Featured partnerCompression packing kit
Ekster TravelPack™ Vacuum Kit Pro
Red Dot AwardiF Design Award
- USB-C rechargeable pump compresses clothes into a roughly 27-litre bag — Ekster lists up to 70% more packing space and 15+ days of clothing per kit.
- Half-clamshell opening and a transparent window, so you can see and reach contents without unpacking the whole bag.
- Waterproof, anti-rip nylon shell with reinforced seams for stronger air retention over repeated use.
Guides worth the scroll.
Criteria and sources, not recycled top-10 lists.
All 63 guides
Gear reviewEkster TravelPack Vacuum Kit Pro review
A Red Dot Award-winning compression kit — what its 70%-more-space claim actually means for a carry-on.
Carry-onBest carry-on luggage
Size, weight, shell, wheels — the four decisions that matter, in order.
CheckedBest checked luggage
Durability, expansion and how airline weight limits really work.