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Frontier Airlines Carry-On Size & Baggage Allowance

Frontier Airlines: every fare includes an under-seat bag up to 14 × 18 × 8 in; a cabin bag up to 24 × 16 × 10 in, 35 lb costs extra.

What is carry-on, personal item and checked baggage?
Frontier Airlines
F9United States
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Baggage allowance for Frontier Airlines · check fare, route and operating-carrier conditions before travel

PIPersonal ItemGoes under the seat in front of you
W 18 in
H 14 in
personal item
D 8 in
depth
Max dimensions14 × 18 × 8 in36 × 46 × 20 cm
Max width18 in46 cm
Max height14 in36 cm
Max depth8 in20 cm
Max weight35 lb16 kg

A handbag, laptop bag or small backpack that fits under the seat in front of you.

COCarry-on BaggageGoes in the overhead bin
W 16 in
H 24 in
carry-on
D 10 in
depth
Max dimensions24 × 16 × 10 in61 × 41 × 25 cm
Max width16 in41 cm
Max height24 in61 cm
Max depth10 in25 cm
Max weight35 lb16 kg

One cabin bag per passenger. Measured with wheels and handles included.

CBChecked BaggageHanded over at the check-in desk
62 in
in total
checked bag
depth
Max total dimensions62 in (157 cm)L + W + H
Standard bag weight40 lb18 kg
Oversize thresholdover 62 in157 cm
Bags includedPaid unless included with a bundle/status

Frontier standard checked bag: 62 linear inches and 40 lb (18 kg). Certain bundles allow 50 lb (23 kg). Bags over 100 lb are not accepted.

Allowance by Cabin Class / Fare

Class / fareCarry-onChecked bagsWeight / allowance
BasicPersonal item included; carry-on optionalOptional40 lb / 18 kg standard
Economy / Premium bundle1 carry-on · up to 35 lb / 16 kgCheck bundle40 lb / 18 kg standard
Business bundle1 carry-on · up to 35 lb / 16 kg2 bags included50 lb / 23 kg

Baggage allowance for Frontier Airlines · check fare, route and operating-carrier conditions before travel

Cabin allowance by fare

The figures above are the standard allowance. On Frontier Airlines it changes with the fare or cabin you book.

Personal item only, no carry-on purchasedPersonal item only — no cabin bag
Carry-on purchased / included, 35 lb24 × 16 × 10 in (61 × 41 × 25 cm) · 35 lb (16 kg)

Excess & Oversize Fees

Frontier Airlines sets its own excess, overweight and gate-bag charges, and they change by route, fare and where you pay.We only publish figures we have checked against the carrier, and these are not among them — so the current amounts are on Frontier Airlines's own site.
Check Frontier Airlines baggage fees

Charges are usually lower when paid online before travel than at the airport.

Good to Know

Published dimensions include wheels, handles and external pockets.Baggage rules can differ on codeshare and partner-operated flights.Special items such as sports gear or instruments need advance booking.Always confirm on the airline's website before you travel.
Source: airline website, reviewed on 9 October 2026

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The three baggage types, explained

Airlines split what you travel with into three allowances. Each has its own size and weight limit, and the one you exceed decides what you pay.

Personal item

The small bag that goes under the seat in front of you — handbag, laptop bag or small backpack. Usually free and rarely weighed.

Carry-on

The wheeled case you take into the cabin and store in the overhead bin. Sized at the gate, and weighed by many airlines.

Checked baggage

The large suitcase you hand over at the desk and collect at your destination. Charged by bag, with strict weight limits.

Frequently Asked Questions

Is a cabin bag free on Frontier Airlines?

Not on every fare. The cheapest option (Personal item only, no carry-on purchased) includes only a small bag up to 14 × 18 × 8 in (36 × 46 × 20 cm) that fits under the seat. A cabin bag up to 24 × 16 × 10 in (61 × 41 × 25 cm), 35 lb (16 kg) comes with Carry-on purchased / included, 35 lb.

What happens if my bag doesn't fit Frontier Airlines' sizer?

Staff can send it to the hold at the gate and charge for it, and a gate charge is usually far more than adding the bag online before you fly. The current amounts are on Frontier Airlines' own fees page. Frontier Airlines baggage fees

Can I bring a personal item in addition to my Frontier Airlines cabin bag?

Yes. Besides the cabin bag you can bring one personal item up to 14 × 18 × 8 in (36 × 46 × 20 cm), 35 lb (16 kg), such as a handbag, laptop bag or small backpack, stowed under the seat in front of you.

Compare with other airlines

Baggage limits differ sharply between carriers — these are the ones travellers most often weigh against Frontier Airlines.

See all 91 airlines →