Flight Deals
US
AU
UK
|
Blog
Home
Flights From Major Airports
From Chicago
Current:
Chicago to Ontario
Chicago ✈ Ontario
Cheapest airfares from Chicago to Ontario
Search for flight deals to Ontario
*
All prices in AUD, prices may fluctuate slightly from the advertised price.
Fly on Thu, May 7th 2026
From
$149
Frontier Airlines
F9 1483 (1 Transfer)
View Flights
Fly on Fri, Apr 10th 2026
From
$178
Frontier Airlines
F9 1483 (1 Transfer)
View Flights
Fly on Mon, Mar 9th 2026
From
$196
Frontier Airlines
F9 3647 (1 Transfer)
View Flights
Fly on Mon, Feb 23rd 2026
From
$232
Frontier Airlines
F9 1887 (1 Transfer)
View Flights
Fly on Tue, Dec 1st 2026
From
$418
United Airlines
UA 658 (Direct)
View Flights
Fly on Wed, Jul 15th 2026
From
$482
United Airlines
UA 658 (1 Transfer)
View Flights
