Cheap flights from Chicago, IL to Porto Alegre, Brazil

Travelers frequently search for route combinations, such as Chicago and Las Vegas, Guadalajara, Denver, Orlando, Phoenix, Mexico City, Paris, Barcelona, Tampa, Miami, London, Rome, Los Angeles, Madrid, Fort Myers, Athens, San Francisco, New York, Austin, Atlanta.

Travelers frequently search for route combinations, such as Porto Alegre and São Paulo, Rio de Janeiro, Florianópolis, Curitiba, Foz do Iguaçu, Buenos Aires, Salvador, Montevideo, New York, Los Angeles, Lima, Belo Horizonte, Washington, D.C., Detroit, Denver, Uruguaiana, Dallas, San Francisco, Caracas, London.

Chicago is mainly served by O Hare International. But there are other airports nearby, including Chicago Midway International, Chicago Rockford International.

The main airport in Chicago is O Hare International. It is also served by General Mitchell International, Gerald R. Ford International, Dane County Regional, Fort Wayne International, General Wayne A. Downing Peoria International, South Bend International, Quad City International, Muskegon County, Central Illinois Regional, University of Illinois Willard.

The main airport in Porto Alegre is Salgado Filho International. It is also served by Campo dos Bugres.

Yes, it's possible to combine different modes of transport between Chicago and Porto Alegre thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Chicago and Porto Alegre can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Currently, you can fly between Chicago and Porto Alegre with Azul, Spirit Airlines, Avianca, Frontier Airlines, LATAM Airlines.

If you don’t have specific dates for your trip between Chicago and Porto Alegre, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.