Both JFK and CDG uses the 100 ml / 3.4 oz rule.
Rules differ at each airport and at the destination border — read the breakdown below.
New York JFK (JFK) uses the 100 ml / 3.4 oz rule.
- Max container
- 100ml
- Clear bag
- Required
- Remove from bag
- Required
- Confidence
- high
TSA 3-1-1 rule: containers up to 3.4 oz (100 ml) in one quart-sized clear resealable bag.
Paris Charles de Gaulle (CDG) uses the 100 ml / 3.4 oz rule.
- Max container
- 100ml
- Clear bag
- Required
- Remove from bag
- Required
- Confidence
- high
EU standard: containers up to 100 ml in a single transparent resealable 1 L plastic bag, presented separately at screening.
If you go through security again at Paris (return or onward flight), liquids must be in containers of 100 ml / 3.4 oz or less inside one clear bag.
Use 100 ml containers in a single clear bag for both legs.
- Duty-free liquids in sealed STEB bags with the receipt.
- Essential medicines — declare at security.
- Baby food and baby milk for travelling infants.
- Special dietary needs may be considered case-by-case.
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Get a copy of your airport liquid rules and packing recommendation before you fly.
LiquidLimits.com is a travel planning tool, not an official airport or government source. Rules can change between trips and between terminals. Always check the official airport or aviation security guidance before you travel, and when in doubt pack to the stricter 100ml cabin-bag rule.