August is one of the best times of the year to fly to Curitiba from Chicago O'Hare Intl Airport. Prices for August average $1,152 per person but you can even find prices for as low as $718. The most expensive prices can be found in the month of May. Opting for a August flight can save you 22% on your journey compared to booking in August
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Curitiba as you normally would.