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Chicago to Houston is a 1,491 km route with no timezone difference. Nonstop flights are available. The shortest flight time we've seen is 3h 12m, with an average of 3h 21m.
The cheapest economy flight we're currently tracking is $56. Over the last 30 days, prices have risen 2.5% (recent average: $185).
Airlines operating Chicago to Houston include Frontier. We're tracking trips ranging from 7 to 30 days.
We'll notify you when fares on ORD→IAH drop.