Allegiant Air Carry-On Rules & Size Limits (2026)
Planning to fly with Allegiant Air (G4) and wondering what you can bring on board? This comprehensive guide covers everything about Allegiant Air 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 Allegiant Air's official policies and updated regularly.
Quick Answer
Allegiant Air carry-on size limit: 22 x 16 x 10 inches (55 x 40 x 25 cm). $10.00 to $75.00 depending on route and when purchased. 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 | 22 x 16 x 10 | 55 x 40 x 25 | Paid |
| Personal Item | 18 x 14 x 8 | 45 x 35 x 20 | Free |
Weight Limit
Not specified for carry-on bags.
Carry-On Fee Details
$10.00 to $75.00 depending on route and when purchased.
Overhead bin access: Available for passengers who purchase a carry-on bag.
Personal Item Rules
Size: 18 x 14 x 8 inches (45 x 35 x 20 cm). Examples: A purse, briefcase, laptop computer, small backpack, small camera, or food container.
Additional Items Allowed (Free)
- Food items for immediate consumption
- Mobility aids or assistive devices (wheelchairs, walkers, canes, crutches, strollers, etc.)
- One box or bag of duty-free merchandise
- A coat or jacket
- An umbrella
- One item of reading material
- A diaper bag
How Strictly Are Rules Enforced?
Strictly enforced. Oversized personal items or excess carry-on baggage will be assessed an at-airport baggage fee of $50.00 to $75.00.
Expert Tips
- Purchase your carry-on bag allowance at the time of booking to get the lowest price.
- Measure your bags carefully, including wheels, pockets, handles, and decorations.
- Ensure your personal item fits completely underneath the seat in front of you.
- Avoid paying higher fees at the airport by reserving your bags in advance via Manage Travel.
Carry-On Packing Checklist
Before heading to the airport, ensure your carry-on meets Allegiant Air's requirements:
- Measure your bag: must be within 22 x 16 x 10 inches including handles and wheels
- Weigh your bag: Not specified for carry-on bags.
- 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 Allegiant Air allow?
- Allegiant Air allows a carry-on bag up to 22 x 16 x 10 inches (55 x 40 x 25 cm).
- Is carry-on free on Allegiant Air?
- $10.00 to $75.00 depending on route and when purchased.
- What is Allegiant Air's personal item size?
- Personal item must be 18 x 14 x 8 inches. Examples: A purse, briefcase, laptop computer, small backpack, small camera, or food container.
- Does Allegiant Air weigh carry-on bags?
- Not specified for carry-on bags.