San Diego International Airport liquid rules: 100 ml limit
Flying from San Diego? The verdict, the airport's own wording and its source link are below. Checked 6 November 2026 against the airport's own website. Same rules for hand luggage and carry-on.
The airport's security page lists 3.4 oz (100 mL) per item in one quart-sized bag, and says laptops must be removed unless you use PreCheck. Medications and baby items are exempt from the liquid limit but subject to inspection.
| Liquid container limit | 100 ml limit |
| Clear plastic bag needed | Yes |
| Liquids can stay in your bag | No |
| Laptops can stay in your bag | No (in a screening bin) |
What this means at San Diego International Airport
- Airport states: "Liquids: 3.4 oz (100mL) per item, all in one quart-sized bag"
- Airport states: "Electronics: Laptops must be removed unless you’re using PreCheck"
- Airport states: "Medications and baby items: Exempt from liquid limits but subject to inspection"
- Airport states: "Batteries: Lithium batteries must be in carry-on baggage"
- Airport states that a REAL ID or other accepted federal ID is required to board a U.S. commercial flight.
Source: Security & TSA Information | San Diego International Airport. Checked 6 November 2026.
Security rules are set by the airport, but your bag size is set by your airline. Check your bag against every airline here.
Frequently asked questions
What are the liquid rules at San Diego International Airport?
The airport states 3.4 oz (100 mL) per item, all in one quart-sized bag.
Do I take my laptop out at San Diego airport?
The airport states that laptops must be removed unless you are using PreCheck.
Can I bring medication or baby items through security at SAN?
The airport states that medications and baby items are exempt from liquid limits but subject to inspection.
Are liquid rules the same at my destination airport?
Not always. Rules vary by airport, so check your destination and any connecting airports, including your return journey.
Packing for the San Diego International Airport liquids rule
San Diego International Airport applies a 100 ml (3.4 oz) limit to liquids in hand luggage. Small bottles in a clear bag are the usual way to pack for it.
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