Wednesday flights are generally found to be more expensive for flights from Chicago-O'Hare Intl to Porto Alegre. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto Alegre.
May is one of the best times of the year to fly to Porto Alegre from Chicago-O'Hare Intl. Prices for May average $1022 per person but you can even find prices for as low as $707. The most expensive prices can be found in the month of December. Opting for a May flight can save you 45% on your journey compared to booking in May