Which has the bigger carry-on allowance, Allegiant or Hawaiian?

Allegiant: 22 × 16 × 10 in (56 × 41 × 25 cm). Hawaiian: 22 × 14 × 9 in (56 × 36 × 23 cm), up to 25 lb (11.3 kg). Allegiant allows the larger bag.

Do Allegiant and Hawaiian include a carry-on on basic economy?

Allegiant: Fares include only a personal item. A carry-on is a paid add-on, cheapest at booking. Hawaiian: A carry-on and personal item come with Main Cabin fares; check your Basic fare's details when booking.

Which is more reliable, Allegiant or Hawaiian?

In 2025 Allegiant arrived on time 74.5% of the time (0.5% cancelled) and Hawaiian 81.9% (0.8% cancelled), according to U.S. DOT data.

Which cancels fewer flights, Allegiant or Hawaiian?

In 2025 Allegiant cancelled 0.5% of its flights and Hawaiian 0.8%, so Allegiant had the edge (U.S. DOT data).

Are Allegiant and Hawaiian partners?

They aren't in the same alliance (Allegiant: none; Hawaiian: oneworld), so miles and status generally don't transfer between them.

G4 vs HA · 2026 comparison

Allegiant vs Hawaiian

Allegiant wins on a bigger carry-on, a more generous carry-on weight limit, cheaper checked bags and fewer cancellations; Hawaiian wins on a carry-on on its cheapest fare and a better on-time record. Here's how they compare on bags, fees, comfort, reliability and loyalty.

Verified Oct 17, 2026By Steven MoHow we check Report a correction

Allegiant

Wins 4 categories

A bigger carry-on
A more generous carry-on weight limit
Cheaper checked bags
Fewer cancellations

Hawaiian

Wins 2 categories

A carry-on on its cheapest fare
A better on-time record

Quick verdict

Allegiant wins on a bigger carry-on, a more generous carry-on weight limit, cheaper checked bags and fewer cancellations; Hawaiian wins on a carry-on on its cheapest fare and a better on-time record. Check the cheapest fare's bag rules before you compare prices.

Carry-on size: Allegiant: 22 × 16 × 10 in · Hawaiian: 22 × 14 × 9 in
Carry-on on the cheapest fare: Allegiant: Costs extra on basic fares · Hawaiian: Included on every fare
First checked bag (regular economy): Allegiant: $20–$50 · Hawaiian: $45
On-time arrivals (2025): Allegiant: 74.5% · Hawaiian: 81.9%

Side by side

	Allegiant	Hawaiian
Bags
Carry-on size	22 × 16 × 10 in	22 × 14 × 9 in
Carry-on on the cheapest fare	Costs extra on basic fares	Included on every fare
Carry-on weight limit	None published	25 lb (11.3 kg)
Personal item	7 × 15 × 16 in	Must fit under the seat
First checked bag (regular economy)	$20–$50	$45
Reliability
On-time arrivals (2025)	74.5%	81.9%
Flights cancelled (2025)	0.5%	0.8%
Network
Alliance	None	oneworld
Loyalty program	Allways Rewards	Atmos Rewards
Main hubs	LAS, SFB, PIE, AZA	HNL

Highlighted values are better for travelers. Fees are for U.S. domestic economy flights; on-time data is 2025 U.S. DOT figures for each airline's own flights.

Bags and fees

Allegiant allows a carry-on up to 22 × 16 × 10 in (56 × 41 × 25 cm), and Hawaiian up to 22 × 14 × 9 in (56 × 36 × 23 cm), so Allegiant's is roomier.

Allegiant charges for it on its cheapest fare, while Hawaiian includes it on every fare.

Hawaiian caps carry-ons at 25 lb (11.3 kg); Allegiant publishes no limit.

Personal items: 7 × 15 × 16 in (18 × 38 × 41 cm) on Allegiant, and anything that fits under the seat on Hawaiian.

A first checked bag on Allegiant costs $20–$50 on all Allegiant flights, and a first checked bag on Hawaiian costs $45 on flights between Hawaii and North America.

Basic economy

Allegiant (Base fare): Fares include only a personal item. A carry-on is a paid add-on, cheapest at booking.

Hawaiian (Main Cabin Basic): A carry-on and personal item come with Main Cabin fares; check your Basic fare's details when booking.

On-time performance

In 2025, Allegiant landed 74.5% of its flights on time and cancelled 0.5%; Hawaiian landed 81.9% on time and cancelled 0.8%. That makes Hawaiian the more punctual of the two. The figures come from the U.S. DOT and count each airline's own flights, not regional partners.

Loyalty and where they fly

Allegiant is not in an alliance and Hawaiian is in oneworld.

Loyalty programs: Allways Rewards (Allegiant) and Atmos Rewards (Hawaiian).

Allegiant's main hubs are Las Vegas (LAS), Orlando Sanford (SFB), St. Petersburg–Clearwater (PIE), Phoenix–Mesa (AZA). Hawaiian's are Honolulu (HNL). The best choice often comes down to which airline flies nonstop from your airport.

Which should you book?

Choose Allegiant if you want…

a bigger carry-on
a more generous carry-on weight limit
cheaper checked bags
fewer cancellations
nonstops from LAS, SFB, PIE

Choose Hawaiian if you want…

a carry-on on its cheapest fare
a better on-time record
to earn and use oneworld miles and status
nonstops from HNL

On a route both fly, the cheaper ticket isn't always the cheaper trip: add the bags you'll actually bring, and check the fare rules before you book.