Route Price Intelligence
Cheap Flights From Chicago to Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$327
Great Deal
Under $232
Typical Range
$232 – $339
Lowest We've Seen
$145
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$200
Feb
$225
Mar
$337
Apr
$316
May
$230
Jun
$250
Jul
$290
Aug
$327
Sep
$327
Oct
$327
Nov
$235
Dec
$217
Cheapest Average Expensive
Best Time to Fly from Chicago to Ontario
The cheapest time to fly from Chicago to Ontario is typically January, when fares average around $200. The most expensive month tends to be March at around $337. For the best deals, consider flying in January, December, February.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: November11,929 fares analyzedTypical low: $525
Planning Los Angeles?
Best months to go, what a day on the ground costs, and the tours worth booking.
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