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SESK: Stuff Everyone Should Know · sesk.info/trav-duty-free-liquids-48-hours

Duty free liquids over 3.4 oz in a sealed bag on an international connection must have a receipt from within how long?

48 hours.

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  1. 24 hours
  2. 7 days
  3. 48 hours ✔

Why: TSA allows duty free liquids over 3.4 ounces in a tamper-evident bag if bought internationally on a trip with a connecting flight to the US. The receipt must be from within the last 48 hours.

Huh, didn't know that: The retailer packs the liquids in a transparent, tamper-evident bag that must show no signs of tampering.

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A passenger, in panic, asked if the airplane was going the right way. To which Yoda responded, "Off course, we are."
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References

Answer: 48 hours. TSA allows duty free liquids over 3.4 ounces in a tamper-evident bag if bought internationally on a trip with a connecting flight to the US. The receipt must be from within the last 48 hours.

  1. TSA: Liquids rule www.tsa.gov/travel/security-screening/liquids-rule
    The original receipt for the liquids is present and the purchase was made within 48 hours.
    Checked 2026-10-11.

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