Does Allegiant Air have a weight limit for carry-on bags?

Allegiant Air does not publish a cabin bag weight limit for all fares; only the size rule appears on its official page.

Will a 22 × 14 × 9 in carry-on fit Allegiant Air's limit?

Yes: against Allegiant Air's 10×16×22 in limit, a hard 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm) case fits exactly at the limit on the length.

How big can a personal item be on Allegiant Air?

Allegiant Air allows a personal item of 8 × 14 × 18 in (20.3 × 35.6 × 45.7 cm) on all fares, stowed under the seat in front.

Do wheels and handles count in Allegiant Air's carry-on size?

Yes. Allegiant Air's official page says the 10×16×22 in limit includes wheels and handles.

Allegiant Air carry-on size and personal item rules

North America
Low-cost
Verified 28 September 2026

Allegiant Air (G4) includes only a personal item of 8 × 14 × 18 in (20.3 × 35.6 × 45.7 cm) on its All fares fare; a cabin bag of 10 × 16 × 22 in (25.4 × 40.6 × 55.9 cm) costs extra. Allegiant Air counts wheels and handles in this size. Verified on 28 September 2026 from the official Allegiant Air baggage page.

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Allegiant Air carry-on allowance by fare

Allegiant Air (G4) cabin baggage rules, as published by the airline
Fare	Route / class	Personal item	Cabin bag	Weight
All fares(standard)	All routes · Economy	8×14×18 in	Paid option: 10×16×22 in	Not published

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Allegiant Air cabin bagAllegiant Air personal itemUS 22×14×9 inEU 55×40×20 cm

What to know about Allegiant Air carry-on rules

Unlike 66 of the 80 verified airlines on this site, Allegiant Air does not include a sized cabin bag in its All fares fare.
Tested against Allegiant Air's 10×16×22 in limit, a standard US carry-on of 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm) fits exactly at the limit on the length.
Tested against Allegiant Air's 10×16×22 in limit, a typical European cabin case of 55 × 40 × 20 cm (21.7 × 15.7 × 7.9 in) fits, but with only 0.6 cm (0.3 in) to spare on the width.
Allegiant Air publishes no weight limit for the cabin bag on all fares; its official rules give only the 10×16×22 in size.
Allegiant Air's official text counts wheels and handles in the 10×16×22 in cabin bag and personal item limits.

Allegiant Air personal item size

Allegiant Air carry-on questions

Does Allegiant Air have a weight limit for carry-on bags?: Allegiant Air does not publish a cabin bag weight limit for all fares; only the size rule appears on its official page.
Will a 22 × 14 × 9 in carry-on fit Allegiant Air's limit?: Yes: against Allegiant Air's 10×16×22 in limit, a hard 22 × 14 × 9 in (55.9 × 35.6 × 22.9 cm) case fits exactly at the limit on the length.
How big can a personal item be on Allegiant Air?: Allegiant Air allows a personal item of 8 × 14 × 18 in (20.3 × 35.6 × 45.7 cm) on all fares, stowed under the seat in front.
Do wheels and handles count in Allegiant Air's carry-on size?: Yes. Allegiant Air's official page says the 10×16×22 in limit includes wheels and handles.

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Official sources

https://www.allegiantair.com/popup/optional-services-fees — checked on 28 September 2026

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