Currently, the most affordable month to book a Air India flight from Chennai to Chicago O'Hare Intl Airport in August, with an average price of ₹ 51,058. Conversely, traveling with Air India from Chennai to Chicago O'Hare Intl Airport in January will be the most expensive, with an average cost of ₹ 140,219. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.
If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).
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