Quick Answer
⚠️ Yogurt is considered a liquid/gel by TSA.
✅ In carry-on, containers must be 3.4 oz (100 ml) or smaller, inside your quart-sized liquids bag.
✅ Larger yogurt cups are only allowed in checked luggage.
✈️ Yogurt for infants/toddlers is exempt — larger amounts allowed in carry-on if declared.
Details
- Carry-on (regular yogurt):
- Must be ≤ 3.4 oz and packed in your liquids bag.
- Larger cups or tubs not permitted through security.
- Infant/toddler yogurt:
- Exempt from the 3-1-1 liquids rule.
- Parents can bring larger yogurts if declared at security.
- Checked luggage:
- Any size yogurt container allowed.
- Use sealed packaging to prevent spills.
- Yogurt alternatives (Greek yogurt, kefir, drinkable yogurt):
- Same rules — treated as liquids/gels.
- International flights:
- Many countries ban bringing dairy (including yogurt) across borders.
TSA Yogurt Rules Summary
| Yogurt Type | Carry-On | Checked |
|---|---|---|
| Regular yogurt ≤ 3.4 oz | ✅ Allowed (quart bag) | ✅ Allowed |
| Regular yogurt > 3.4 oz | ❌ Not allowed | ✅ Allowed |
| Baby/toddler yogurt | ✅ Allowed (exempt, must declare) | ✅ Allowed |
| Drinkable yogurt | ✅ ≤ 3.4 oz | ✅ Allowed |
Gotchas / Common Issues
- ✈️ 3.4 oz applies strictly: TSA won’t allow larger yogurt cups, even half-full.
- ✈️ Baby exemption: Yogurt for infants is allowed in larger containers if declared.
- ✈️ Leak risk: Yogurt easily bursts in checked bags — seal containers in plastic.
- ✈️ Customs bans: Fresh dairy like yogurt often not allowed into other countries.