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Cheap Flights From Chicago to Ontario

Typical Price
$489
Deals From
$329
Usually Costs
$329 – $490
All-Time Low
$145
Based on 4,543 price pointshigh confidence

Best Time to Fly from Chicago to Ontario

Check back soon for price trends on flights from Chicago to Ontario.

Price Trend (Last 90 Days)

$145$169$193$217$241Jan 5Jan 27Feb 16
Low: $14542 price checksHigh: $241
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