ONT
Ontario Flight Cancellations
Ontario, United States
Cancellation rates, airline reliability, and historical flight data for Ontario International Airport.
Cancellation FAQs
What is the cancellation rate at ONT?
Check FlightQueue for the latest cancellation data at Ontario.
Which airline has the fewest cancellations at ONT?
Check FlightQueue for airline-specific reliability data.
What should I do if my flight at ONT is cancelled?
Contact your airline immediately for rebooking. Under DOT rules, you're entitled to a full refund if you choose not to be rebooked. Airlines must also cover meals and lodging for overnight delays they cause.