Airport Security | Ontario International Airport
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Your safety is our top priority. ONT’s streamlined airport security measures ensure the safety of our guests and staff while helping you get where you’re going faster than ever.



Security Wait Times At ONT

With multiple TSA security lanes and convenient wait times, your journey at ONT is a smooth experience from curb to gate.


Average Wait Time*


Dial meant to suggest short wait times


Wait time meter for peak hours

6 - 15 minutes

* Wait times are estimates, subject to change, and may not be indicative of your experience.

Security Checkpoints At ONT


With multiple TSA security lanes and convenient wait times, your journey at ONT is a smooth experience from curb to gate.


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Frequently Asked Questions

Q: How long will I have to wait in ONT’s security lines?

On average you can breeze through our security checkpoints between 5-20 minutes.

Q: Do the security checkpoints close?

Our checkpoints are open 21 hours a day, from 3:45 a.m. to 1 a.m.

Q: How early should I arrive for my domestic or international flight out of ONT?

 TSA recommends arriving at the airport 2 hours before your flight, but passenger flow at ONT averages under an hour.

Q: What are the busiest times at ONT’s security?

This varies by Terminal and day of the week, but mornings from 5am-9am (T4) and evenings from 7pm – 11pm (T2) are fairly busy. It’s always best to check

Q: What can I bring in my carry-on and checked baggage?

Planning ahead and packing appropriately will make it easier for you to get through security. TSA provides a list of acceptable items for both checked and carry-on luggage.

Q: Is there a faster way to get through security?

Yes. TSA offers a PreCheck program that streamlines the security process. You can apply for PreCheck using TSA’s online portal. Please note, TSA may not always have the Pre-Check lane open due to passenger flow or security directives.

Q: What should I expect during the security screening?

To protect travelers and staff, TSA’s national security screening guidelines are followed, including passenger and carry on baggage screening. For more information on the screening process, read TSA’s security screening procedures.

Q: I have a disability/medical condition. What should I expect when I’m at the security checkpoint?

We want every passenger to have a positive experience. To help travelers with disabilities navigate through the Airport, we’ve created several resources. If you have questions about security policies for medical equipment and medications, refer to TSA’s guidelines and exemption policy.

Q: Can I bring tasers, firearms, or similar items with me on the plane in my carry-on bag?

No. For understanding on the proper way to travel with these items please visit:

Learn More About Security at ONT

Learn more about the security and safety resources in operation at the Ontario International Airport.

Airline passenger with ONT mask

ONT’s Response To COVID-19

Airports Council International recognized ONT with The Airport Health Accreditation, for providing a safe airport experience for all travelers in line with recommended health measures and helping to reassure the travelling public that precautions are being taken to reduce any risk to their health. 

workers in the Ontario airport badging office

ONT Badging

Security Badging Office – South (SBO SOUTH)

1923 East Avion Street



Security Badging Office – North (SBO NORTH)

2222 International Way


[email protected]

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City of Ontario Police & Fire Departments

Emergency: Dial 911

Non-Emergency: (909) 986-6711

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Checkpoint Hours: 3:45 a.m. to 1 a.m.

tsa precheck
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Customs and Border Protection

2222 International Way
Ontario, CA 91761

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