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Fortaleza

$341+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FOR
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheap flight deals from Illinois to Fortaleza

Keep the following information in mind while searching for Illinois to Fortaleza flight deals. Data was last updated agosto 18, 2025.

Round-trip from

$743
(Trip.com)

One-way from

$341
(Kiwi.com)
From Illinois to Fortaleza Pinto Martins
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One-way flight from Illinois to Fortaleza Pinto Martins
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Find 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 agosto 18, 2025.

This Trip.com deal was found by Cheapflights users on 8/17. 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.
mar. 9/1610:27 amORD - FOR
1 stop22h 58mMultiple Airlines
mar. 9/237:00 pmFOR - ORD
1 stop16h 18mMultiple Airlines
Deal found 8/17$743
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/210:27 amORD - FOR
1 stop22h 58mMultiple Airlines
jue. 10/97:40 pmFOR - ORD
1 stop15h 42mMultiple Airlines
Deal found 8/17$820
This KAYAK deal was found by Cheapflights users on 8/16. 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.
vie. 11/1412:02 pmORD - FOR
2 stops20h 13mGOL
sáb. 11/228:40 amFOR - ORD
1 stop18h 41mGOL
Deal found 8/16$938
This KAYAK deal was found by Cheapflights users on 8/17. 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.
mar. 9/1612:00 pmORD - FOR
2 stops21h 25mGOL
mar. 9/235:15 pmFOR - ORD
2 stops32h 34mGOL
Deal found 8/17$983
This Priceline deal was found by Cheapflights users on 8/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/314:25 pmMDW - FOR
2 stops23h 35mLATAM Airlines
mié. 9/36:20 pmFOR - MDW
2 stops41h 16mLATAM Airlines
Deal found 8/18$1,191
This Delta deal was found by Cheapflights users on 8/18. 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.
jue. 10/212:43 pmMDW - FOR
2 stops20h 42mDelta
jue. 10/92:30 pmFOR - MDW
2 stops21h 10mDelta
Deal found 8/18$1,253
This Expedia deal was found by Cheapflights users on 8/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/294:40 pmMDW - FOR
2 stops56h 45mLATAM Airlines
lun. 9/12:30 pmFOR - MDW
2 stops32h 56mLATAM Airlines
Deal found 8/16$1,283
This Kissandfly.com deal was found by Cheapflights users on 8/16. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/41:05 pmMDW - FOR
2 stops21h 25mLATAM Airlines
mié. 1/212:30 pmFOR - MDW
2 stops22h 26mLATAM Airlines
Deal found 8/16$1,817

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 agosto 18, 2025.
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

mar. 9/16

10:27 am-11:25 am

1 stop22h 58m

Fortaleza Pinto Martins

mar. 9/23

7:00 pm-9:18 am

1 stop16h 18m

$743

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

jue. 10/2

10:27 am-11:25 am

1 stop22h 58m

Fortaleza Pinto Martins

jue. 10/9

7:40 pm-9:22 am

1 stop15h 42m

$820

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

vie. 11/14

12:02 pm-11:15 am

2 stops20h 13m

Fortaleza Pinto Martins

sáb. 11/22

8:40 am-12:21 am

1 stop18h 41m

$938

ChicagoFortaleza

MDW - FOR

MDWFOR

Chicago Midway

dom. 8/31

4:25 pm-6:00 pm

2 stops23h 35m

Fortaleza Pinto Martins

mié. 9/3

6:20 pm-9:36 am

2 stops41h 16m

$1,191

ChicagoFortaleza

MDW - FOR

MDWFOR

Chicago Midway

jue. 10/2

12:43 pm-11:25 am

2 stops20h 42m

Fortaleza Pinto Martins

jue. 10/9

2:30 pm-9:40 am

2 stops21h 10m

$1,253

ChicagoFortaleza

MDW - FOR

MDWFOR

Chicago Midway

vie. 8/29

4:40 pm-3:25 am

2 stops56h 45m

Fortaleza Pinto Martins

lun. 9/1

2:30 pm-9:26 pm

2 stops32h 56m

$1,283

ChicagoFortaleza

MDW - FOR

MDWFOR

Chicago Midway

jue. 12/4

1:05 pm-1:30 pm

2 stops21h 25m

Fortaleza Pinto Martins

mié. 1/21

2:30 pm-9:56 am

2 stops22h 26m

$1,817

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

lun. 10/27

6:23 pm-5:40 pm

2 stops45h 17m

$341

ChicagoFortaleza

ORD - FOR

ORDFOR

Chicago O'Hare Intl

vie. 10/24

7:29 pm-12:40 pm

3 stops39h 11m

$404

ChicagoFortaleza

MDW - FOR

MDWFOR

Chicago Midway

vie. 10/24

12:48 pm-5:40 pm

2 stops26h 52m

$626

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 12 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 20h 42m. There are 4402 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 Midway - Fortaleza Pinto Martins, Chicago O'Hare Intl - 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.

  • What is the cheapest month to book a flight from Illinois to Fortaleza?

    Currently, September is the cheapest month in which you can book a flight from Illinois to Fortaleza (average of $608). Flying from Illinois to Fortaleza in December is currently the most expensive (average of $1,330). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Illinois to Fortaleza

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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 agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
GOLCheapest$670Average$984FlexibilityNo cancel feeOn-time74%

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