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.

$408 CHEAP FLIGHTS from Illinois to Fortaleza

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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, Sep 11 - Fri, Sep 18

6:45 am - 11:05 am

ORD

FOR

26h 20m

2 stops

11:50 am - 11:12 am

FOR

ORD

25h 22m

2 stops

$1,083Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

1:35 pm - 3:45 pm

ORD

FOR

24h 10m

2 stops

5:05 pm - 9:38 pm

FOR

ORD

30h 33m

2 stops

$1,105GOL

Sat, Sep 5 - Sat, Sep 12

12:12 pm - 10:55 pm

ORD

FOR

32h 43m

3 stops

12:50 pm - 10:10 pm

FOR

ORD

35h 20m

2 stops

$1,116Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

6:45 am - 7:50 pm

ORD

FOR

35h 05m

3 stops

12:50 pm - 11:12 am

FOR

ORD

24h 22m

2 stops

$1,127Multiple Airlines

Sat, Sep 5 - Sat, Sep 12

12:12 pm - 10:55 pm

ORD

FOR

32h 43m

3 stops

12:25 pm - 10:10 pm

FOR

ORD

35h 45m

3 stops

$1,130Multiple Airlines

Sat, Sep 5 - Sat, Sep 12

12:12 pm - 11:05 am

ORD

FOR

20h 53m

2 stops

12:50 pm - 10:10 pm

FOR

ORD

35h 20m

2 stops

$1,146Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

3:50 pm - 9:35 pm

ORD

FOR

27h 45m

1 stop

12:50 pm - 11:12 am

FOR

ORD

24h 22m

2 stops

$1,152Multiple Airlines

Thu, Sep 17 - Mon, Sep 21

4:01 pm - 12:10 am

ORD

FOR

30h 09m

2 stops

5:05 pm - 9:38 pm

FOR

ORD

30h 33m

2 stops

$1,156GOL

Sat, Sep 12 - Sat, Sep 19

12:12 pm - 12:05 am

ORD

FOR

33h 53m

3 stops

12:50 pm - 10:10 pm

FOR

ORD

35h 20m

2 stops

$1,163Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

6:45 am - 7:50 pm

ORD

FOR

35h 05m

3 stops

5:40 am - 11:12 am

FOR

ORD

31h 32m

3 stops

$1,167Multiple Airlines

Useful Info

Low season	April
High season	December
Cheapest flight	$408

Best time to beat the crowds with an average 16% drop in price.

Most popular time to fly with an average 34% 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

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Fortaleza (FOR)

FOR

$408 Find Cheap Flights from Illinois to Fortaleza - Compare and Save

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

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High season

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FAQs for booking flights from Illinois to Fortaleza

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

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Flights from domestic origins to Fortaleza

Choose which airport to fly into in Fortaleza

Find deals for your return flight