✅ Spirit Airlines includes only 1 personal item for free, up to 18 × 14 × 8 inches (46 × 36 × 20 cm).
Carry-on bags up to 22 × 18 × 10 inches (56 × 46 × 25 cm) are allowed for a fee. Wheels and handles count toward the size.
| Item | Max Size (inches) | Notes |
| Carry-On | 18 × 14 × 8 | Free; must fit under seat |
| Personal Item | 22 × 18 × 10 | Extra fee; fits in overhead bin |
How to Measure Your Bag
- Measure wheels and handles too.
- Compare with the 18 × 14 × 8 personal item box (strictly enforced).
- If using a carry-on, check that it fits 22 × 18 × 10.
Gotchas / Common Issues
- Spirit is very strict: oversized personal items often get charged as carry-ons.
- Carry-ons require an extra fee (usually cheaper if purchased online).
- On full flights, even compliant carry-ons may be gate-checked.