Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
The cheapest airline(s) flying from Ontario to Chicago is Frontier Airlines.
Cheapest Month
July
Travel Period: June 2024 - May 2025
The cheapest month(s) to fly from Ontario to Chicago is July.
Cheapest Day of the Week
Tuesday
The cheapest day(s) of the week to fly from Ontario to Chicago is Tuesday.
Cheapest Time
8pm
The cheapest time of the day to fly from Ontario to Chicago is in the evening.
Early Morning 12:01am - 06:00am
Morning 6:01am - 12:00pm
Afternoon 12:01pm - 6:00pm
Evening 6:01pm to 12:00am
12am
6am
12pm
6pm
How far is Chicago from Ontario?
The flight distance between Ontario and Chicago is 2755km. Check all available flights on Wego.
Popular destinations from Chicago
Popular destinations from Ontario
Popular Hotels in Chicago
- Clarion Inn Elmhurst - Oak Brook near I-88, I-290, I-294
- The Royal Sonesta Chicago Downtown
- Club Quarters Hotel, Central Loop, Chicago
- The Ritz-Carlton, Chicago
- Fairmont Chicago at Millennium Park Gold Experience
- Swissôtel Chicago
- Pendry Chicago
- Hotel Felix Chicago
- Hotel Saint Clair
- Best Western River North Hotel