Cheap flights from Portland to Chicago

Bing travel utilizes over a billion airfares on a daily basis to bring you Price Predictors, and now we're using that data to uncover cheap flights from Portland to Chicago every day. Note that deals are compiled on yesterday's lowest airfares and can change often.

Featured flight deal from Portland to Chicago

Lowest fares from Portland to Chicago

Use our flexible travel graph to find the lowest airfare from Portland to Chicago. Currently the cheapest flight you can find in the next 30 days from Portland to Chicago departs on 02/22/2012 and returns 02/28/2012 with a low fare of $304.

View complete flexible search for PDX to ORD (modify trip length and dates)

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