Quick Answer
✅ Yes. TSA allows water guns, squirt guns, and Super Soakers in both carry-on and checked bags — but they must be empty.
⚠️ Realistic-looking toy guns may be flagged or confiscated.
✅ Empty water gun tanks are fine through security, but full ones are prohibited.
Details
- Carry-on:
- Water guns are allowed if completely empty of liquid.
- TSA may inspect them to confirm they are toys.
- If the toy resembles a real firearm, it may be confiscated.
- Checked luggage:
- Water guns are permitted in any size.
- Tanks must be empty before packing.
- Ammo (water):
- Full water reservoirs are not permitted in carry-on due to the 3-1-1 liquid rule.
- You can refill after passing security.
- International flights:
- Some countries restrict realistic-looking toy guns. Brightly colored water guns are usually fine.
TSA Water Gun Rules Summary
| Item Type | Carry-On | Checked |
|---|---|---|
| Bright toy water gun (empty) | ✅ Allowed | ✅ Allowed |
| Bright toy water gun (full) | ❌ Not allowed | ❌ Not allowed |
| Realistic-looking water gun | ⚠️ May be confiscated | ✅ Allowed |
Gotchas / Common Issues
- ✈️ Must be empty: TSA won’t allow a water gun with liquid inside.
- ✈️ Appearance matters: Bright, colorful toys pass easily; realistic toy guns risk confiscation.
- ✈️ Security inspection: Agents may swab or test large toys.
- ✈️ Best practice: Empty before security, refill after boarding.