How does KAYAK find such low prices on flights from Illinois to Lisbon?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Lisbon. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Lisbon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Lisbon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Lisbon with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Lisbon?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Lisbon from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$276 CHEAP FLIGHTS from Illinois to Lisbon

LIS

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Cheap Flights from Illinois to Lisbon

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Lisbon that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Lisbon

Tue, Oct 14 - Fri, Oct 24

7:05 pm - 2:45 pmORD-LIS

13h 40m1 stop

5:05 am - 12:55 pmLIS-ORD

13h 50m1 stop

$550

Find Deal

Wed, Oct 29 - Wed, Nov 12

11:35 pm - 11:30 pmORD-LIS

18h 55m2 stops

6:10 am - 8:05 pmLIS-ORD

19h 55m2 stops

$551Lufthansa

Find Deal

Sat, Sep 20 - Sun, Sep 28

7:25 pm - 9:20 pmORD-LIS

19h 55m1 stop

10:25 pm - 6:15 pmLIS-ORD

25h 50m1 stop

$552Icelandair

Find Deal

Fri, Nov 7 - Thu, Nov 20

4:45 pm - 11:50 amORD-LIS

13h 05m1 stop

6:30 am - 2:30 pmLIS-ORD

14h 00m1 stop

$553Iberia

Find Deal

Sun, Nov 9 - Sun, Nov 16

6:50 pm - 2:35 pmORD-LIS

13h 45m1 stop

1:35 pm - 4:20 pmLIS-ORD

56h 45m2 stops

$557SWISS

Find Deal

Sat, Oct 18 - Wed, Oct 29

9:12 pm - 11:05 amORD-LIS

31h 53m1 stop

11:55 am - 7:57 amLIS-ORD

25h 02m2 stops

$558United Airlines

Find Deal

Sat, Nov 8 - Thu, Nov 13

6:30 pm - 8:20 pmORD-LIS

19h 50m1 stop

9:20 pm - 5:20 pmLIS-ORD

26h 00m1 stop

$559Icelandair

Find Deal

Mon, Oct 13 - Wed, Oct 22

7:05 pm - 5:20 pmORD-LIS

16h 15m1 stop

5:55 am - 3:55 pmLIS-ORD

16h 00m1 stop

$560SWISS

Find Deal

Fri, Nov 7 - Thu, Nov 20

4:45 pm - 4:05 pmORD-LIS

17h 20m1 stop

6:30 am - 10:52 pmLIS-ORD

22h 22m2 stops

$563Iberia

Find Deal

Mon, Oct 6 - Fri, Oct 17

7:11 am - 9:20 amORD-LIS

20h 09m1 stop

5:05 am - 12:55 pmLIS-ORD

13h 50m1 stop

$576United Airlines

Find Deal

Useful Info

Low season	January
High season	September
Cheapest flight	$276

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly and prices are also 0% lower on average.

Flight from Chicago O'Hare Airport to Lisbon

How does KAYAK find such low prices on flights from Illinois to Lisbon?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Lisbon.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Lisbon?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Lisbon?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Lisbon with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Lisbon?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Lisbon from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Óbidos

Setúbal

Almada

Costa da Caparica

Tomar

Caldas da Rainha

Sines

Beja

Torres Vedras

Zambujeira do Mar

Colares

Madeira

Batalha

Everything you need to know for your flight to Lisbon

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Lisbon

Lisbon (LIS)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

LIS

$276 Find Cheap Flights from Illinois to Lisbon

KAYAK searches hundreds of travel sites at once for deals on flights to Lisbon

Cheap Flights from Illinois to Lisbon

Recent round-trip flight deals from Illinois to Lisbon

Recent one-way flight deals from Illinois to Lisbon

Recent last minute flight deals from Illinois to Lisbon

Recent direct flight deals from Illinois to Lisbon

Good to know

FAQs for booking flights from Illinois to Lisbon

How does KAYAK find such low prices on flights from Illinois to Lisbon?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Lisbon.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Lisbon?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Lisbon?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Lisbon with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Lisbon?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Lisbon from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Lisbon?

Everything you need to know for your flight to Lisbon

Information on the airport you'll fly into in Lisbon

Cabin class types available on flights to Illinois

Complete your trip to Lisbon with a hotel stay or car rental

Find direct flights for Lisbon

Flights to other popular destinations

Flights from domestic origins to Lisbon

Choose which airport to fly into in Lisbon

Find deals for your return flight