Why Book Nonstop?
Fastest Travel Time
3h 54m direct
No Layovers
Skip the connecting airport
Less Hassle
Fewer chances for delays
Single Airport
Only one security check
Check nearby airports for additional nonstop options
Consider these alternatives for more direct flight options
Travel Tips
Consider traveling during shoulder seasons (spring/fall) for the best balance of prices and weather.
Frequently Asked Questions
Yes, nonstop flights are available from O'Hare International Airport (ORD) to Ontario International Airport (ONT). Direct flight time is approximately 3h 54m.
Airlines commonly operating the Chicago to Ontario route include UA, AA, DL, WN. Check specific schedules for nonstop availability.
A nonstop flight from Chicago (ORD) to Ontario (ONT) takes approximately 3h 54m. Actual time may vary based on weather and flight path.
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 O'Hare International Airport (ORD) to Ontario International Airport (ONT). Flight time is approximately 3h 54m.