Allegiant Air cabin bag size
Everything you can bring on board Allegiant Air — sizes, weight and cost.
✓ Verified · 9 Jul 2026Official Allegiant Air policy ↗
Cabin bag
56 × 41 × 25 cm
22 × 16.1 × 9.8 in
Requires a paid add-on
Check your bag against Allegiant Air →Full baggage allowance
| Allowance | Max size | Weight | Fare | Cost |
|---|---|---|---|---|
Personal item / under-seat ≈ 16 × 15 × 7 in. The only free bag. | 41 × 38 × 18 cm 16.1 × 15 × 7.1 in | — | All fares | Free |
Cabin bag / carry-on ≈ 22 × 16 × 10 in. Carry-on is always paid. | 56 × 41 × 25 cm 22 × 16.1 × 9.8 in | — | Paid add-on | Paid / add-on |
Bags that fit Allegiant Air free
See all →Allegiant Air baggage FAQ
What size cabin bag can I take on Allegiant Air?+
Allegiant Air's cabin bag limit is 56 × 41 × 25 cm (22 × 16.1 × 9.8 in). Measure your bag including wheels and handles.
Does Allegiant Air include a free personal item?+
Yes — Allegiant Air lets you bring a personal item up to 41 × 38 × 18 cm that must fit under the seat in front of you at no extra cost.
How do I check if my bag fits Allegiant Air?+
Measure height, width and depth in cm or inches and enter them into the checker — you'll see instantly whether your bag fits Allegiant Air for free, is tight, or is over the limit, with the exact margin.
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