Frontier Airlines personal item size
Verified 28 September 2026
Frontier Airlines (F9) includes one personal item of 14 × 18 × 8 in (35.6 × 45.7 × 20.3 cm) on All fares, to be stowed under the seat in front. On All fares, it is the only item Frontier Airlines lets you take into the cabin for free. Verified on 28 September 2026 from the official Frontier Airlines baggage page.
Is the personal item free on every Frontier Airlines fare?
| Fare | Personal item | Cabin bag |
|---|---|---|
| All fares | 14×18×8 in | Paid extra |
What fits under the seat on Frontier Airlines
- On All fares, the personal item is the only free bag Frontier Airlines allows in the cabin, so it has to hold everything you take on board.
- Filled as a box, Frontier Airlines' 14×18×8 in personal item holds about 33 litres, above the median of 18 L across the 56 airlines that publish three personal item sides.
- Against the 8 airlines from North America that publish a personal item size (average 95.1 cm in total), Frontier Airlines allows 101.6 cm, more than 71% of them.
- Frontier Airlines' official text says wheels and handles count in the personal item size.
- By volume, the 14×18×8 in personal item on Frontier Airlines is 53% of the 24×16×10 in cabin bag: about 33 L against 62.9 L.
- With 101.6 cm in total, the Frontier Airlines personal item is bigger than 52 and smaller than 1 of the 57 verified airlines that publish a personal item size.
- Other personal item limits at the same airport: United Airlines at DEN (9×10×17 in), against 14×18×8 in on Frontier Airlines.
Frontier Airlines personal item questions
- Is the personal item free on every Frontier Airlines fare?
- Yes: all 1 Frontier Airlines fare on this page includes a personal item.
- Can a 40 × 30 × 20 cm bag be a personal item on Frontier Airlines?
- A soft 40 × 30 × 20 cm (15.7 × 11.8 × 7.9 in) under-seat bag fits, but with only 0.3 cm (0.1 in) to spare on the depth against Frontier Airlines' 14×18×8 in personal item limit.
More personal item rules
Official sources
- https://faq.flyfrontier.com/help/bags-seats-general-info-what-are-the-sizes-and-weight-limits-for-bags — checked on 28 September 2026