Quick answer
The checkpoint is on Level 2, open from 3:30 a.m. until 30 minutes before the last departure. TSA PreCheck is available, and CLEAR works for all airlines, with dedicated CLEAR lanes for standard and PreCheck screening.
- Location
- Level 2, between ticketing above and baggage claim below
- Hours
- 3:30 a.m. until 30 minutes before the last scheduled departure
- TSA PreCheck
- Available at the checkpoint. With PreCheck you keep on shoes, belts and light jackets and leave laptops and 3-1-1 liquids in the bag.
- CLEAR
- Available for all airlines at MSY, with dedicated lanes for standard and PreCheck screening
Source: airport security page. Lane hours can vary through the day.
Rules that trip people up
- ID: adults flying in the US need a REAL ID compliant license or another accepted ID such as a passport. TSA REAL ID page.
- Liquids: carry-on liquids, gels and aerosols must be 3.4 ounces (100 ml) or less per item, in one quart-size bag. TSA liquids rule.
- Food souvenirs: pralines and beignet mix are fine in carry-ons; hot sauce, jarred sauces and gumbo follow the liquids rule, so check bigger jars. Check items on TSA's What can I bring.
- Need help: TSA Cares arranges help through screening for travelers with disabilities or medical conditions. TSA Cares.
Signing up
TSA PreCheck enrollment runs through TSA, and CLEAR lists its locations and enrollment on its locations page. Both are paid memberships; compare cost with how often you fly.
Questions travelers ask
What time does security open at MSY?
At 3:30 a.m. It stays open until 30 minutes before the last scheduled departure.
Does MSY have TSA PreCheck?
Yes, at the single checkpoint on Level 2.
Does MSY have CLEAR?
Yes. The airport says CLEAR is available for all airlines, with dedicated CLEAR lanes for standard and PreCheck screening.
Sources
Last checked October 12, 2026. Spotted something out of date? Details at the airport change often; the airport's website and your airline have the final word.