When flying from Chicago O'Hare Intl Airport to Sioux City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The best pricing can be found in the month of April. Prices to Sioux City from Chicago O'Hare Intl Airport average $300. You can even find prices in April for less than $300, as users have found deals to Sioux City from as low as $155. The month of November appears to be one of the more expensive times to travel to Sioux City from Chicago O'Hare Intl Airport. Flying in the targeted month can save you up to 18%.
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