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

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 Fortaleza. 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 Fortaleza?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Fortaleza 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 Fortaleza?

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 Fortaleza 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 Fortaleza?

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 Fortaleza 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>

$391 CHEAP FLIGHTS from Illinois to Fortaleza

FOR

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

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flight Deals

Cheap Flights from Illinois to Fortaleza

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

Round-trip

One-way

Recent round-trip flight deals from Illinois to Fortaleza

Fri, Apr 10 - Thu, Apr 23

5:05 pm - 9:35 pm

ORD

FOR

26h 30m

1 stop

5:30 am - 11:40 pm

FOR

ORD

20h 10m

2 stops

$1,082Multiple Airlines

Tue, Apr 28 - Tue, May 5

3:45 pm - 5:15 pm

ORD

FOR

23h 30m

2 stops

5:50 pm - 12:27 am

FOR

ORD

32h 37m

3 stops

$1,093Multiple Airlines

Tue, Apr 28 - Tue, May 5

8:40 am - 5:15 pm

ORD

FOR

30h 35m

2 stops

5:00 pm - 9:20 pm

FOR

ORD

30h 20m

2 stops

$1,259Multiple Airlines

Wed, Apr 1 - Thu, Apr 2

10:55 am - 8:45 am

ORD

FOR

19h 50m

3 stops

12:55 am - 12:10 am

FOR

ORD

25h 15m

2 stops

$1,276Multiple Airlines

Wed, Apr 29 - Wed, May 6

6:00 am - 11:55 am

STL

FOR

27h 55m

2 stops

12:25 pm - 9:30 am

FOR

STL

23h 05m

2 stops

$1,340GOL

Sat, Apr 11 - Thu, Apr 23

6:45 am - 9:35 pm

ORD

FOR

12h 50m

1 stop

4:30 am - 9:15 pm

FOR

ORD

18h 45m

2 stops

$1,374GOL

Tue, Apr 28 - Tue, May 5

10:41 am - 11:00 am

MDW

FOR

22h 19m

2 stops

2:30 pm - 12:07 pm

FOR

MDW

23h 37m

2 stops

$1,669LATAM Airlines

Wed, Apr 29 - Wed, May 6

10:41 am - 11:00 am

MDW

FOR

22h 19m

2 stops

4:50 pm - 11:56 am

FOR

MDW

21h 06m

2 stops

$1,670LATAM Airlines

Sat, Apr 25 - Sat, May 2

5:24 am - 12:05 pm

STL

FOR

28h 41m

2 stops

12:50 pm - 11:37 am

FOR

STL

24h 47m

2 stops

$1,778American Airlines

Sun, Apr 26 - Sun, May 3

12:52 pm - 4:30 pm

MDW

FOR

25h 38m

2 stops

2:10 pm - 4:26 pm

FOR

MDW

28h 16m

2 stops

$2,518Delta

Useful Info

Low season	February
High season	December
Cheapest flight	$391

Best time to beat the crowds but there is an average 16% increase in price.

Most popular time to fly with an average 51% increase in price.

Flight from Chicago O'Hare Airport to Fortaleza

How does KAYAK find such low prices on flights from Illinois to Fortaleza?
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 Fortaleza.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Fortaleza?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Fortaleza 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 Fortaleza?
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 Fortaleza 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 Fortaleza?
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 Fortaleza from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Fortaleza

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 Fortaleza

Fortaleza (FOR)

FOR

$391 Find Cheap Flights from Illinois to Fortaleza

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

Cheap Flights from Illinois to Fortaleza

Recent round-trip flight deals from Illinois to Fortaleza

Recent one-way flight deals from Illinois to Fortaleza

Good to know

FAQs for booking flights from Illinois to Fortaleza

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

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 Fortaleza.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Fortaleza 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 Fortaleza?

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 Fortaleza 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 Fortaleza?

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 Fortaleza from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Fortaleza

Information on the airport you'll fly into in Fortaleza

Cabin class types available on flights to Illinois

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

Find direct flights for Fortaleza

Flights to other popular destinations

Flights from domestic origins to Fortaleza

Choose which airport to fly into in Fortaleza

Find deals for your return flight