Price observed over the last 3 months for a round trip.

* Prices are in USD per passenger, including taxes, for a round trip. Prices are based on searches carried out within the last 72 hours. Please note that availability and ticket prices are subject to change and should not be considered as the final price quoted.
Cheapest flight tickets
Price observed over the last 3 months for a round trip.
Average price of a round trip
Average flight ticket price recorded over the last 3 months for a round trip.
Flight duration
A flight from Lisbon to Chicago takes on average 27h42.
Best time
According to user searches, the ideal month to go to Chicago is July.
Check out our tips for booking your flight to Chicago (USA) from Lisbon (Portugal) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is August, with an average flight ticket price of $704 (calculation over the last two years). The most touristic season corresponds to the months of September, August and October.
For the cheapest flights, it is advisable to buy your ticket at least 19 days before the departure date.
The airline offering the cheapest flight tickets is TAP Air Portugal. A ticket from the airline TAP Air Portugal to Chicago costs on average $768.
The airlines that offer the most flights are .
Lisbon is a city in the country Portugal, the time zone is [[timezone]]. In Lisbon, it is currently {fromLocalTime}, the temperature is on average 26°C, with a minimum of 21°C and a maximum of 31°C.
The city of Lisbon has 1 airport(s): Lisbon-Humberto Delgado
Chicago is in the country USA, the time zone is [[timezone]]. In Chicago, it is currently {toLocalTime}, the temperature is on average 19°C, with a minimum of 17°C and a maximum of 20°C.
The city of Chicago (CHI) has 4 airport(s): Chicago-Merrill C. Meigs Field, Chicago FSS, Chicago-Midway and Chicago-O'Hare
If you want to visit Chicago during the least touristic period, choose the month of July.
In Chicago, the most popular month is September. It is during this period that the prices offered by airlines are also the highest.
According to our data, it is recommended to book your flight 19 days before your departure. If you book your flight ticket 3 weeks before your departure, you may find a price below average. You can also choose morning flights that are 53% cheaper than afternoon and evening flights. The cheapest day to book a flight from Lisbon to Chicago is Thursday.
When you leave, you can leave from Lisbon-Humberto Delgado, and you will arrive at Chicago-Midway or Chicago-O'Hare.
This information is not available at this time.
Airplane is the only means of transportation listed on Liligo for this journey.
In summer, the average temperature is 22°C in Chicago and 21°C in Lisbon. The average rainfall in summer is 145 mm in Chicago and 6 mm in Lisbon. In summer, it is warmer in Chicago and it rains less in Lisbon. In winter, it is colder in Lisbon and it rains more in Lisbon.