Does the CABINZERO Classic 44L fit Allegiant's carry-on bag limit?

Yes. The CABINZERO Classic 44L is within the Allegiant carry-on bag limit of 22 × 16 × 10 in (55 × 40 × 25 cm) on every side: height +1.9 in, width +1.8 in, depth +2.9 in.

Allegiant limit 22 × 16 × 10 in (55 × 40 × 25 cm) · Allegiant baggage page, checked 2026-10-26CABINZERO Classic 44L 51 × 36 × 18 cm (20.1 × 14.2 × 7.1 in) · maker’s page

CABINZERO Classic 44L in the Allegiant sizer

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FRONTSIDE16 in wide10 in deep22 in tall
Allegiant carry-on bag limitCABINZERO Classic 44L, as listedDrawn to scale
FRONTSIDE14 in wide8 in deep18 in tall
Allegiant · Personal item

CABINZERO Classic 44L

Too bigNo. The CABINZERO Classic 44L is larger than the Allegiant personal item limit of 18 × 14 × 8 in (45 × 35 × 20 cm) in height and width: height −2.1 in, width −0.2 in, depth +0.9 in.
LimitBagRoomHeight, in1820.1−2.1 inWidth, in1414.2−0.2 inDepth, in87.1+0.9 inWeight, kgnone0.76—

Must fit completely under the seat.

Other bags for Allegiant

BagVerdict
Osprey Farpoint 40Fits
Osprey Fairview 40Fits
Osprey Daylite Plus 20Fits
Cotopaxi Allpa 35LFits
Aer Travel Pack 3Fits

Classic 44L on other airlines

AirlineVerdict
DeltaToo big
UnitedToo big
AmericanToo big
SouthwestFits
JetBlueToo big
SpiritFits
FrontierFits
RyanairFits
All 18 airlines for the Classic 44L

Questions

Is the CABINZERO Classic 44L allowed as Allegiant carry-on bag?

Yes. The CABINZERO Classic 44L is within the Allegiant carry-on bag limit of 22 × 16 × 10 in (55 × 40 × 25 cm) on every side: height +1.9 in, width +1.8 in, depth +2.9 in.

Is the CABINZERO Classic 44L allowed as Allegiant personal item?

No. The CABINZERO Classic 44L is larger than the Allegiant personal item limit of 18 × 14 × 8 in (45 × 35 × 20 cm) in height and width: height −2.1 in, width −0.2 in, depth +0.9 in.