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Security Checkpoints at Ontario International (ONT)

Complete terminal-by-terminal breakdown of TSA security checkpoints at Ontario International in Ontario, California.

Live Checkpoint Status

Real-time open/closed status updated every 5 minutes

Terminal 2

Terminal 2 CheckpointClosed

Terminal 4

Terminal 4 CheckpointOpen

All Terminal Checkpoints

TerminalCheckpointPreCheck
2Terminal 2 Checkpoint—
4Terminal 4 Checkpoint—

Tips for ONT Security Checkpoints

  • 1.Check which terminal your airline uses before heading to security — each terminal has its own checkpoint.
  • 2.If you have TSA PreCheck, verify the checkpoint you're using has a PreCheck lane open.
  • 3.During off-peak hours, some checkpoints may close. Check the live status above before heading to the airport.
  • 4.Have your boarding pass and ID ready before entering the security line to speed up the process.