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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 Tue, Oct 1st 2024
From $131

Frontier Airlines
F9 2329 (1 Transfer)
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Fly on Mon, Oct 7th 2024
From $132

Frontier Airlines
F9 1227 (1 Transfer)
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Fly on Fri, Nov 29th 2024
From $239

Frontier Airlines
F9 2329 (1 Transfer)
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Fly on Mon, Mar 10th 2025
From $497

Alaska Airlines
AS 333 (1 Transfer)
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