$196 Find Cheap Flights from Chicago to Portugal - Compare and Save

The cheapest ticket to Portugal from Chicago O'Hare Intl Airport found in the last 5 days was to Lisbon, at $575 round-trip. The most popular route is from Chicago O'Hare Intl Airport (ORD) to Lisbon (LIS), and the cheapest round-trip airline ticket found on this route in the last 5 days was $575.

The cheapest time of day to fly to Portugal is generally at night, when round-trip flights cost $588 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Portugal is generally in the evening, which is peak travel time and where the average cost of a ticket is $784.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 2 stops layover the cheapest option at $886 on average.

The cheapest month for flights from Chicago O'Hare Intl Airport to Portugal is August, when tickets cost $300 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $676 and $586 respectively.

When flying from Chicago to Portugal, you should consider leaving on a Wednesday and avoid Thursdays if you are looking for the best rates. For your return to Chicago, you’ll find the best rates on Thursdays and the most expensive ones on Fridays.

To get a below average price on the flight from Chicago O'Hare Intl Airport to Portugal, you should book around 4 weeks before departure, which saves you about 18% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 15 weeks before departure.

There are 2 airlines that fly nonstop from Chicago O'Hare Intl Airport to Portugal. They are JetBlue and TAP AIR PORTUGAL. The cheapest airline for this route is TAP AIR PORTUGAL, with the best round-trip deal found costing $484 and arriving in Lisbon (LIS). On average, TAP AIR PORTUGAL offers the best prices for nonstop flights between Chicago O'Hare Intl Airport and Portugal.

In the past 5 days, the cheapest round-trip tickets from Chicago O'Hare Intl Airport to Portugal were found on TAP AIR PORTUGAL ($643) and Scandinavian Airlines ($660).

The duration of a flight to Portugal depends on your arrival airport. The shortest routes to Portugal from Chicago O'Hare Intl Airport are to Lisbon, which takes 8h 05m, Faro, which takes 10h 20m, and Ponta Delgada, which takes 11h 09m.

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from Chicago O'Hare Intl Airport to Portugal departs at 4:40 pm, landing in Lisbon at 6:50 am.

If you prefer to fly at night, the latest flight from Chicago O'Hare Intl Airport to Portugal jets off at 7:50 pm and lands in Lisbon at 10:00 am.