Frontier Airlines Carry-On Rules & Size Limits (2026)
Planning to fly with Frontier Airlines (F9) and wondering what you can bring on board? This comprehensive guide covers everything about Frontier Airlines carry-on baggage rules including exact size dimensions, weight restrictions, personal item policies, and what additional items you can bring free of charge. All information is verified against Frontier Airlines's official policies and updated regularly.
Quick Answer
Frontier Airlines carry-on size limit: 24 x 16 x 10 inches (61 x 41 x 25 cm). $39-$65 online, $65-$99 at airport. Not included in base fare. Personal item: 18 x 14 x 8 inches (always free).
Size Limits at a Glance
| Bag Type | Size (inches) | Size (cm) | Fee |
|---|---|---|---|
| Carry-On Bag | 24 x 16 x 10 | 61 x 41 x 25 | Paid |
| Personal Item | 18 x 14 x 8 | 45 x 36 x 20 | Free |
Weight Limit
Carry-on: 35 lbs (16 kg). Personal item: no weight limit.
Carry-On Fee Details
$39-$65 online, $65-$99 at airport. Not included in base fare.
Overhead bin access: Only with purchased carry-on. Personal item goes under seat only.
Personal Item Rules
Size: 18 x 14 x 8 inches (45 x 36 x 20 cm). Examples: Backpack, purse, laptop bag (must fit under seat — 18x14x8 inches)
Additional Items Allowed (Free)
- Jacket (worn)
- Food/beverages from airport
- Small duty-free bag
How Strictly Are Rules Enforced?
Very strict. Frontier measures bags at the gate. Oversized = $99 gate fee.
Expert Tips
- Frontier's carry-on size (24x16x10) is actually larger than most airlines
- But you must PAY for it — it's not included in the base fare
- The personal item is the only free bag — make sure it fits 18x14x8
- DISCOUNT DEN members get reduced carry-on fees
Carry-On Packing Checklist
Before heading to the airport, ensure your carry-on meets Frontier Airlines's requirements:
- Measure your bag: must be within 24 x 16 x 10 inches including handles and wheels
- Weigh your bag: Carry-on: 35 lbs (16 kg). Personal item: no weight limit.
- Personal item fits under the seat: 18 x 14 x 8 inches max
- Liquids in 3-1-1 compliant bag (containers 100ml or less, one quart-size clear bag)
- Electronics accessible for security screening
- No prohibited items (sharp objects, large liquids, flammable materials)
Frequently Asked Questions
- What size carry-on does Frontier Airlines allow?
- Frontier Airlines allows a carry-on bag up to 24 x 16 x 10 inches (61 x 41 x 25 cm).
- Is carry-on free on Frontier Airlines?
- $39-$65 online, $65-$99 at airport. Not included in base fare.
- What is Frontier Airlines's personal item size?
- Personal item must be 18 x 14 x 8 inches. Examples: Backpack, purse, laptop bag (must fit under seat — 18x14x8 inches)
- Does Frontier Airlines weigh carry-on bags?
- Carry-on: 35 lbs (16 kg). Personal item: no weight limit.