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Cheap Flights from Porto to Chicago $626.76

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Cheapest Flights from Porto to Chicago (OPO to ORD)

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Porto to Chicago (OPO to ORD)

Question : What is the cheapest day to fly in the next four weeks?
Answer : As of Feb 20th, the best day for deals to Chicago (ORD) is Mar 5th. It costs $2,531, which is 10% below this route's average price.

Question : What price range should you expect when booking from Porto (OPO) to Chicago (ORD)?
Answer : Ranging from $1,972 to $3,153, prices for OPO to ORD change less than most routes from Portugal. The further out you book a route, the more likely you are to save.

Question : Do travelers from Porto typically stay in Chicago for very long?
Answer : Over the next two months, passengers from OPO to ORD are planning on staying for about one week on average.

Question : Can you cut down on flight costs by changing the day of the week you travel to Chicago?
Answer : The best day to fly on a budget this month is Sunday. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.