How long is the security line at ONT?

Based on federal BTS data, the security line at ONT is typically about 12-18 minutes at this time. Wait times are similar throughout the week.

Does Ontario International have TSA PreCheck?

Yes, Ontario International (ONT) offers TSA PreCheck lanes. Check the live detail section above for current PreCheck lane availability by terminal and checkpoint.

What is the best time to go through security at ONT?

The best time for security at ONT is 4 AM (about 5 min). Avoid 6 AM (24-30 minutes) if possible. Wait times are similar throughout the week.

How early should I arrive at Ontario International?

With current TSA waits of about 12-18 minutes at ONT, we recommend arriving at least 2 hours before domestic flights and 3 hours before international. If flying during 6 AM (24-30 minutes), add an extra 30 minutes.

ONT TSA Wait Times

Q: What are TSA wait times at Ontario International (ONT) right now?

The current TSA wait at ONT is about 12-18 minutes. The fastest time through security is 4 AM (about 5 min). The busiest period is 6 AM (24-30 minutes).

Ontario International — Ontario

The TSA wait at ONT is currently about 12-18 minutes. The fastest time through security is 4 AM (about 5 min). The busiest period is 6 AM (24-30 minutes). Wait times are similar throughout the week.

Source: BTS federal data, TSA live feeds, community reports. Updated every 3 minutes.

Live Security Data

Historical Wait Patterns — ONT

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Right Now

12–18 minutes

Fastest: 4 AM (about 5 min)|Busiest: 6 AM (24–30 minutes)

Wait times are similar throughout the week.

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