Personal-item bag · 16.5 × 11.8 × 5.9 in (41.9 × 30 × 15 cm)
Fits 3.8 cm (1.5 in) to spare on the length; 15.3 kg left for packing
Frontier Airlines carry-on and personal item size
Checked against Frontier Airlines' baggage page on 5 October 2026
Personal item (under the seat)
18 × 14 × 8 in45.7 × 35.6 × 20.3 cm
Weight: 35 lb (15.9 kg)
Carry-on (overhead bin)
24 × 16 × 10 in61 × 40.6 × 25.4 cm
Weight: 35 lb (15.9 kg)
Will your bag fit Frontier Airlines?
Personal item. Free on every fare. Includes handles, wheels and straps; must fit under the seat. Size is checked at boarding; larger items are charged.
Carry-on. Not included on Basic (no bundle). Wheels and handles count. Paid add-on unless included in a bundle or Elite status. Price varies by date and is higher at the airport.
What each Frontier Airlines fare includes
| Fare | Personal item | Carry-on | Notes |
|---|---|---|---|
| Basic (no bundle) | Included | Paid extra | Personal item only; carry-on bought separately, cheapest during booking. |
| Economy bundle | Included | Included | Personal item and carry-on bag. |
| Premium bundle | Included | Included | Personal item, carry-on bag and Board First (Group 1). |
| Business bundle | Included | Included | Personal item, carry-on and 2 checked bags up to 50 lb each. |
Will a standard carry-on fit Frontier Airlines?
The most common US carry-on size is 22 × 14 × 9 in (56 × 36 × 23 cm, wheels included). On Frontier Airlines it fits. The common European cabin size, 55 × 40 × 20 cm, is right at the limit.
Frontier Airlines' carry-on allowance holds about 63 litres. Only 13 of the 151 airlines we track have a bigger one, so most carry-on suitcases sold today will pass.
Bags that fit Frontier Airlines
We checked 1,046 bags with published sizes. 249 fit the personal-item size with at least 1 cm to spare on every side, and another 210 are within a centimeter. 892 fit the carry-on size comfortably.
Personal item
Personal-item bag · 16.5 × 11.8 × 5.9 in (41.9 × 30 × 15 cm)
Fits 3.8 cm (1.5 in) to spare on the length; 14.8 kg left for packing
Personal-item bag · 15.4 × 12.6 × 5.9 in (39.1 × 32 × 15 cm)
Fits 3.6 cm (1.4 in) to spare on the width; 15.2 kg left for packing
Personal-item bag · 15.6 × 12.2 × 7.5 in (39.6 × 31 × 19.1 cm)
Fits 1.3 cm (0.5 in) to spare on the depth; 15.2 kg left for packing
Carry-on
Carry-on suitcase · 19.1 × 12.8 × 8.9 in (48.5 × 32.5 × 22.6 cm)
Fits 2.8 cm (1.1 in) to spare on the depth; 13 kg left for packing
Carry-on suitcase · 21.9 × 15 × 9.1 in (55.6 × 38.1 × 23.1 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 11.7 kg left for packing
Carry-on suitcase · 22 × 14.4 × 9.1 in (55.9 × 36.6 × 23.1 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 12.5 kg left for packing
Carry-on suitcase · 22 × 14.4 × 9.1 in (55.9 × 36.6 × 23.1 cm)
Fits 2.3 cm (0.9 in) to spare on the depth; 12.3 kg left for packing
All bags that fit Frontier Airlines →
If your bag is too big at the gate
Bag price table includes a separate, highest 'At Airport Boarding Gate' price; oversized personal items are subject to an additional charge. Exact amount is route/date dependent and not published as a fixed figure. Source
Power banks on Frontier Airlines
The airline doesn’t say whether you can use a power bank on board. Never in checked bags. Frontier has no power-bank page on flyfrontier.com or its FAQ site; only a mobility-device battery article. Federal (FAA) rules apply.
Work out your power bank's watt-hours · Power bank rules on every airline
Worth knowing
- Personal item and carry-on each allow up to 35 lb.
- Bag prices are per person, per direction and rise closer to departure; the gate price is the highest.
- Agent-assisted transactions carry a service charge of up to $25 per person per direction.
- Elite members may bring a carry-on free; Elite Gold and above get carry-on included.
Airlines with similar limits
- Southwest Airlines: 24 × 16 × 10 in
- Sun Country Airlines: 24 × 16 × 11 in
- Cayman Airways: 24 × 16 × 11 in
- Allegiant Air: 22 × 16 × 10 in
Frontier Airlines bag questions
What size is the Frontier Airlines personal item?
Frontier Airlines' free personal item can be up to 18 × 14 × 8 in (45.7 × 35.6 × 20.3 cm). Includes handles, wheels and straps; must fit under the seat. Size is checked at boarding; larger items are charged.
How big can a Frontier Airlines carry-on be?
Up to 24 × 16 × 10 in (61 × 40.6 × 25.4 cm), and no heavier than 35 lb (15.9 kg). Wheels and handles count toward the size.
Does every Frontier Airlines fare include a carry-on?
No. Basic (no bundle): this fare includes only the personal item; the bigger bag costs extra or isn't allowed.
Which bags fit Frontier Airlines' limits?
Of the 1,046 bags we track, 249 fit the personal-item size with at least 1 cm to spare and 892 fit the carry-on size. See the list.
Can I take a power bank on Frontier Airlines?
Yes, in your cabin bag only. The airline doesn’t say whether you can use a power bank on board. Never in checked bags.
Sources. bag options page · FAQ bag fees · FAQ batteries (mobility devices only). Rules checked 5 October 2026. Some details the airline doesn’t publish are marked as such above. Airline staff have the final say at the gate. Spotted a change? Tell us.
Will This Bag Fit is independent and not affiliated with Frontier Airlines.