Quick Answer
✅ Yes. TSA allows BBs and paintballs in both carry-on and checked luggage.
⚠️ CO₂ cartridges for airsoft/paintball guns must be empty (or not allowed if full).
✈️ BBs are considered ammo but allowed since they are non-explosive.
Details
- Carry-on:
- BBs (metal or plastic) are permitted in any quantity.
- Paintballs are also permitted but fragile — keep in padded containers.
- Full CO₂ cartridges are prohibited; only empty ones may pass.
- Checked luggage:
- Both BBs and paintballs are allowed.
- Pack paintballs carefully to prevent breakage and leaks.
- International flights:
- Some countries restrict importing airsoft/paintball ammo, so declare if unsure.
TSA BB & Paintball Rules Summary
| Item Type | Carry-On | Checked |
|---|---|---|
| BBs (metal/plastic) | ✅ Allowed | ✅ Allowed |
| Paintballs | ✅ Allowed | ✅ Allowed |
| CO₂ cartridge (full) | ❌ Not allowed | ❌ Not allowed |
| CO₂ cartridge (empty) | ✅ Allowed | ✅ Allowed |
Gotchas / Common Issues
- ✈️ CO₂ rule: BBs and paintballs are fine, but CO₂ cartridges must be empty.
- ✈️ Paintball fragility: In checked bags, they can burst under pressure — double-bag them.
- ✈️ Customs restrictions: Some countries classify BBs and paintballs as ammo — import may be restricted.
- ✈️ Best practice: Carry BBs/paintballs in sealed containers or buy at your destination.