Ontario International Airport
Ontario, United States
ONT Historical Analytics
90-day wait time patterns, hourly breakdowns, and best/worst time predictions for Ontario International Airport.
Unlock with PremiumAbout Ontario International Airport
Ontario International Airport (ONT) serves Ontario in United States. Travelers flying through ONT can expect average security wait times of around 41 minutes, though this varies by time of day and season.
TSA PreCheck is available at ONT, letting enrolled travelers skip the standard screening line. PreCheck passengers typically wait about 8 minutes compared to the 41-minute standard line.
ONT Airport FAQs
How long is the security line at ONT?
Security wait times at Ontario International Airport vary by time of day and day of week. Check the wait time cards above for current estimates. Peak hours (6-9 AM, 4-7 PM) typically have longer waits.
Does ONT have TSA PreCheck?
Yes, Ontario International Airport has TSA PreCheck lanes available. PreCheck members typically experience significantly shorter security wait times.
How early should I arrive at ONT?
For domestic flights, arrive at least 2 hours early. For international flights, arrive 3 hours early. During peak travel periods and holidays, add an extra 30-60 minutes.
What terminals does ONT have?
Check the airport map for terminal information.
Departure Information
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Peak Hours
Tips for ONT
- Arrive at least 90 minutes early for domestic and 150 minutes for international flights.
- Security is typically busiest 6-9 AM and 4-7 PM. Midday flights (11 AM-2 PM) usually have the shortest queues.
- TSA PreCheck is available here. Enrolled travelers typically wait about 7 minutes โ roughly half the standard line.
- Check-in online and have your boarding pass ready on your phone to save time at the airport.
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ONT Airport FAQ
How long is the security line at ONT?
Security wait times at Ontario International Airport vary by time of day and day of week. Peak hours (6-9 AM, 4-7 PM) typically see the longest waits. FlightQueue provides real-time estimates based on historical data and crowd reports.
What is the best time to go through security at ONT?
The best times for shorter security lines at Ontario are typically mid-morning (10-11 AM) and early afternoon (1-3 PM). Avoid the morning rush (6-9 AM) and evening peak (4-7 PM).
How early should I arrive at ONT?
For domestic flights at Ontario, arrive 1.5-2 hours before departure. For international flights, arrive 2.5-3 hours early. During peak travel periods, add an extra 30 minutes.
Does ONT have TSA PreCheck?
Yes, Ontario International Airport offers TSA PreCheck lanes for faster security screening. Check FlightQueue for the latest checkpoint data.