Book a flight from Chicago to Porto at the best time

The search engine of Fly Scanner suggests you the ideal solution for travelling to Portugal, offering alternative dates and airports of your choice to save even more. Avoid wasting time and find the right flight for you in a single search customized to your needs.

Find the ideal Chicago - Porto flight

Fly Scanner compares the offers of over 300 airlines and shows you the most convenient flights according to your needs, including special promotions designed in collaboration with the best travel agencies. Looking for direct flights only? Just tick the appropriate filter and evaluate only Chicago - Porto flights without stopovers .

Save money on your Chicago - Porto flight

With the comparator of Fly Scanner you can quickly and easily compare offers according to your needs. Filter your search according to the parameters that interest you and get only the offers that meet your preferences.

How to find the best flight with Fly Scanner

Enter the class of travel, number of passengers and days of the flight and you can compare the best available offers in seconds. If you have flexibility in choosing your trip, you can save even more! For example, by flying in Portugal, we can offer you other cheaper destinations or other travel dates for the same destination. How to do this? Apply our filters on the search page!