LA Ontario Airport Security Wait Times Guide
Explore the Ontario Airport with confidence using our detailed guide. This webpage offers precise locations and operating hours for each security checkpoint, in addition to essential information about expedited screening programs such as TSA Pre and CLEAR Plus. Whether you're a seasoned traveler or embarking on your maiden voyage, our guide ensures a seamless experience at the LA Ontario Airport. Stay ahead of the game by checking real-time wait times to keep your travel itinerary intact.
Experience the Ease of CLEAR Plus at ONT with 2 Months Free
Make your travel experience smoother with CLEAR Plus at Ontario International Airport (ONT). With CLEAR Plus, you can breeze through security and enjoy a stress-free journey to your gate. For a limited time, we're offering 2 Months Free with CLEAR Plus, making your travels even more convenient and enjoyable. Don't miss out on this exclusive offer to elevate your airport experience. Join CLEAR Plus today!
ONT Flight Delays
Before setting off on your trip from Ontario Airport, we highly advise you to check for any potential departure delays. Also, our user-friendly flight tracker is available for your use, enabling you to monitor your flight status in real-time.
Security Checkpoints - Location & Hours
Terminal 2
- Type: All passengers, TSA PreCheck, and CLEAR Plus Members
- Hours: Daily, 3:45 AM to 1:00 AM
- CLEAR Hours: Daily, 4:00 AM to 6:45 PM
- Location for CLEAR Lane and Enrollment: Lower level queue entrance
- Use your CLEAR Plus Membership to move faster through dedicated CLEAR Lanes. Not a Plus Member? Enroll today and start your Membership right away.
Terminal 4
- Type: All passengers, TSA PreCheck, and CLEAR Plus Members
- Hours: Daily, 3:45 AM to 1:00 AM
- CLEAR Hours: Daily, 4:00 AM to 7:30 PM
- Location for CLEAR Lane and Enrollment: Lower level queue entrance
- Use your CLEAR Plus Membership to move faster through dedicated CLEAR Lanes. Not a Plus Member? Enroll today and start your Membership right away.
TSA PreCheck at ONT
The TSA PreCheck is a program designed to expedite security screening for travelers at participating airports, including LA Ontario Airport (ONT). Members of PreCheck can enjoy benefits such as not needing to remove their shoes, light outerwear, and belts, and can keep their laptops and 3-1-1 compliant liquids in their carry-on bags during security checks.
Where to Use TSA PreCheck at ONT:
- TSA PreCheck is available at Terminals 2 and 4 within ONT.
- The service is designed for select frequent flyers of participating airlines and members of U.S. Customs and Border Protection (CBP) Trusted Traveler programs.
Learn More About TSA PreCheck:
- For detailed information on how to enroll in TSA PreCheck, visit iFly TSA PreCheck Guide.
Participating Airlines at ONT:
- AeroMexico
- American Airlines
- China Airlines
- Southwest Airlines
- Volaris
CLEAR Plus
CLEAR Plus is a membership service that allows air travelers to move through security at a faster pace. This service is available at the given airport in Terminal 2 and Terminal 4. The dedicated CLEAR Plus lanes can be found at the lower level queue entrance of both terminals. With a CLEAR Plus membership, you can enjoy a smoother and stress-free journey to your gate.
For more information about CLEAR Plus, details on the enrollment process, and additional benefits, visit iFly. Here, you will find comprehensive information about the CLEAR Plus service, making your air travel experience more convenient and enjoyable.
Lost Items at TSA Checkpoints
If you've lost an item at a TSA checkpoint or in checked baggage at LA Ontario Airport (ONT), you should promptly contact the airport's Lost and Found. For detailed information and to report your lost item, you can reach the TSA Lost Items Contact at +1-909-544-5128. Be prepared to provide a comprehensive description of your item, including color and any unique features, to aid in its identification and recovery.
About ONT Security Wait Times
The security wait times displayed for LA Ontario Airport are projections derived from a comprehensive examination of historical flight data and TSA staffing schedules. Our aim is to offer relatively precise estimates of wait times at ONT by employing sophisticated data analysis techniques. Yet, it's important to understand that these estimates can vary due to unforeseen variables. The TSA encourages travelers to reach the airport well ahead of their flight's scheduled departure time.
Our objective is to aid your travel planning by providing dependable estimates of security checkpoint wait times. However, we also suggest staying updated with your airline for information on wait times at the ticket counter and any potential alterations in your flight schedule. These factors should also be taken into account when deciding your arrival time at ONT. Please note, each airline has its own recommended and mandatory arrival times.
Last updated:
TSA Pre Check at ONT
Terminal 2
Terminal 2 Checkpoint
Terminal 4
Terminal 4 Checkpoint
Tips, Help & Resources
iFly.com can help you get to, through, and between airports around the world. Here are some things you may need to know that can assist you during your journey specific to ONT:
- Once you get through security, pull up the interactive LA Ontario airport terminals map to navigate to your gate, and see all the ONT restaurant and shopping options along the way.
- Remember that a great low-cost alternative to parking within the ONT airport facility is to use an off-airport parking lot. They offer lower costs, a bit further away from the terminals.
- If you have some time before your flight's departure, be sure to grab a bite, peruse the shops, or jump on the free wifi.
- The next time you need to fly from the Ontario area, don't forget to check nearby airports to compare with ONT airports' flight fares.
LA Ontario Airport wait times Q&A
Find more help here for your journey through the airport