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Fortaleza

$514+ Cheap flights from Illinois to Fortaleza (FOR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FOR
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Illinois to Fortaleza

Cheapest flights from Illinois to Fortaleza
Explore the most affordable flight options available from Illinois to Fortaleza. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:16 pm
ORD
-
FOR
2 stops27h 09m
Multiple Airlines
Wed 3/118:35 pm
FOR
-
ORD
2 stops26h 45m
Multiple Airlines
Deal found 1/26$751
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/128:41 pm
ORD
-
FOR
2 stops27h 44m
Multiple Airlines
Thu 3/197:45 pm
FOR
-
ORD
3 stops27h 35m
Multiple Airlines
Deal found 1/26$766
This Trip.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:34 am
ORD
-
FOR
2 stops25h 51m
Multiple Airlines
Fri 3/64:15 am
FOR
-
ORD
2 stops22h 49m
Multiple Airlines
Deal found 1/26$901
This Gurufare deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:46 am
STL
-
FOR
2 stops27h 44m
GOL
Thu 3/1911:05 am
FOR
-
STL
2 stops25h 27m
GOL
Deal found 1/25$1,006
This Air Canada deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:28 pm
ORD
-
FOR
2 stops52h 17m
Air Canada
Sun 3/89:35 am
FOR
-
ORD
2 stops25h 38m
Air Canada
Deal found 1/26$1,158
This KAYAK deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/61:30 pm
STL
-
FOR
2 stops34h 10m
LATAM Airlines
Mon 7/272:30 pm
FOR
-
STL
2 stops19h 36m
LATAM Airlines
Deal found 1/23$1,251
This KAYAK deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/61:30 pm
STL
-
FOR
2 stops29h 10m
LATAM Airlines
Thu 7/307:00 pm
FOR
-
STL
2 stops25h 02m
LATAM Airlines
Deal found 1/23$1,253
This Delta deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:00 pm
STL
-
FOR
2 stops45h 00m
Delta
Wed 8/52:10 pm
FOR
-
STL
2 stops28h 30m
Delta
Deal found 1/24$1,270
This SmartFares deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:04 am
STL
-
FOR
2 stops22h 06m
GOL
Wed 8/55:00 pm
FOR
-
STL
2 stops32h 59m
GOL
Deal found 1/24$1,278
This Ovago deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:00 am
STL
-
FOR
2 stops27h 10m
Multiple Airlines
Wed 7/2912:25 pm
FOR
-
STL
2 stops30h 10m
Multiple Airlines
Deal found 1/23$1,285
This Air Canada deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:28 pm
ORD
-
FOR
2 stops52h 17m
Air Canada
Fri 3/612:40 pm
FOR
-
ORD
2 stops25h 38m
Air Canada
Deal found 1/26$1,286
This KAYAK deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/61:30 pm
STL
-
FOR
2 stops29h 10m
LATAM Airlines
Tue 7/282:30 pm
FOR
-
STL
2 stops19h 36m
LATAM Airlines
Deal found 1/23$1,344

Find flight deals from Illinois to Fortaleza

Keep the following information in mind while searching for Illinois to Fortaleza flight deals. Data was last updated January 26, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

AranGrant
2 stars

Round-trip from

$751
(Mytrip)

One-way from

$514
(Air Canada)
Provider with most accurate pricing for Chicago (CHI)-Fortaleza Pinto Martins flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Fortaleza Pinto Martins flights.
Search Deals
From Illinois to Fortaleza Pinto Martins
Search Deals
One-way flight from Illinois to Fortaleza Pinto Martins
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Fortaleza that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Illinois to Fortaleza that are best for you.

Fly from

Illinois

Fly to

Fortaleza

Route

Depart

Return

Price

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

Sun 3/1

8:16 pm-2:25 am

2 stops27h 09m

Fortaleza Pinto Martins

Wed 3/11

8:35 pm-9:20 pm

2 stops26h 45m

$751

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

Thu 3/12

8:41 pm-2:25 am

2 stops27h 44m

Fortaleza Pinto Martins

Thu 3/19

7:45 pm-9:20 pm

3 stops27h 35m

$766

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

Sat 2/28

7:34 am-12:25 pm

2 stops25h 51m

Fortaleza Pinto Martins

Fri 3/6

4:15 am-12:04 am

2 stops22h 49m

$901

St. LouisFortaleza

STL - FOR

STLFOR

Lambert-St Louis

Thu 3/12

11:46 am-5:30 pm

2 stops27h 44m

Fortaleza Pinto Martins

Thu 3/19

11:05 am-10:32 am

2 stops25h 27m

$1,006

St. LouisFortaleza

STL - FOR

STLFOR

Lambert-St Louis

Mon 7/6

1:30 pm-1:40 am

2 stops34h 10m

Fortaleza Pinto Martins

Mon 7/27

2:30 pm-8:06 am

2 stops19h 36m

$1,251

St. LouisFortaleza

STL - FOR

STLFOR

Lambert-St Louis

Tue 7/14

5:00 pm-4:00 pm

2 stops45h 00m

Fortaleza Pinto Martins

Wed 8/5

2:10 pm-4:40 pm

2 stops28h 30m

$1,270

St. LouisFortaleza

STL - FOR

STLFOR

Lambert-St Louis

Mon 7/13

11:04 am-11:10 am

2 stops22h 06m

Fortaleza Pinto Martins

Wed 8/5

5:00 pm-11:59 pm

2 stops32h 59m

$1,278

St. LouisFortaleza

STL - FOR

STLFOR

Lambert-St Louis

Wed 7/8

11:00 am-4:10 pm

2 stops27h 10m

Fortaleza Pinto Martins

Wed 7/29

12:25 pm-4:35 pm

2 stops30h 10m

$1,285

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

Sun 3/1

6:28 pm-1:45 am

2 stops52h 17m

Fortaleza Pinto Martins

Fri 3/6

12:40 pm-11:18 am

2 stops25h 38m

$1,286

St. LouisFortaleza

STL - FOR

STLFOR

Lambert-St Louis

Mon 7/6

1:30 pm-8:40 pm

2 stops29h 10m

Fortaleza Pinto Martins

Tue 7/28

2:30 pm-8:06 am

2 stops19h 36m

$1,344

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 25 results
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Best time to book a flight from Illinois to Fortaleza

Have a flexible travel schedule? Discover the best time to fly to Fortaleza from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Fortaleza
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Fortaleza. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Fortaleza from Illinois?

    Located just 3.6 mi from the city center, Fortaleza Pinto Martins (FOR) is the airport most travelers will use when flying to Fortaleza from Illinois.

  • How long is the flight from Illinois to Fortaleza?

    Departing from Illinois to Fortaleza will take you 27h 44m. There are 4414 mi between Illinois and Fortaleza. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Illinois to Fortaleza?

    Most travelers choose Chicago O'Hare Intl - Fortaleza Pinto Martins, Chicago Midway - Fortaleza Pinto Martins or Lambert-St Louis - Fortaleza Pinto Martins when deciding on the best route from Illinois to Fortaleza.

  • Can I find deals for flights from Illinois to Fortaleza that include hotel bookings?

    Yes. In addition to deals on Illinois to Fortaleza flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Fortaleza?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Fortaleza.

  • Can I find deals for business class flights from Illinois to Fortaleza?

    Yes. Cheapflights offers flight deals from Illinois to Fortaleza by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Illinois to Fortaleza

See prices for flight routes from nearby airports that may be better suited for you.
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Hartford to Fortaleza flights

Top airline flying from Illinois to Fortaleza

Discover the top airline that operate flights from Illinois to Fortaleza. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$900Average$1,243FlexibilityNo cancel feeOn-time74%

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