FareCare & Support Included
FareCare & Support funds our human support team and proactive flight monitoring—clearly shown in your fare breakdown.
Proactive Disruption Support
We monitor your flights for disruptions and present rebooking options, subject to airline availability.
Tips for Finding Cheap Flights
Flying mid-week (Tuesday-Thursday) often offers lower fares than weekend travel.
For domestic flights, booking 1-3 months ahead typically yields the best prices.
Consider LAX, SNA for potentially lower fares.
Our all-in pricing includes taxes and fees, so you can compare true costs.
Best Time to Book
Consider traveling during shoulder seasons (spring/fall) for the best balance of prices and weather.
Check Nearby Airports
Flying from a nearby airport could save you money
Consider these alternatives for potentially lower fares
Frequently Asked Questions
Direct flights from Ontario (ONT) to Chicago (ORD) take approximately 3h 54m to 4h 54m. Connecting flights may take longer depending on layover duration.
Airlines operating flights between Ontario and Chicago include United Airlines, American Airlines, Delta Air Lines, Southwest Airlines. Availability varies by season and day of week.
Consider traveling during shoulder seasons (spring/fall) for the best balance of prices and weather. For domestic US flights, booking 1-3 months in advance typically yields the best prices.
Yes, nonstop flights are available from Ontario International Airport (ONT) to O'Hare International Airport (ORD). Flight time is approximately 3h 54m.
FareCare & Support is included with every AIFareFinder booking. It provides real-time fare verification before payment, secure checkout, and priority assistance if your flight is disrupted. We proactively monitor your booking and alert you with rebooking options if anything changes.