HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$503+ Cheap flights from Fortaleza (FOR) to Illinois

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
FOR — ORD
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Fortaleza to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Fortaleza to Illinois

Keep the following information in mind while searching for Fortaleza to Illinois flight deals. Data was last updated April 24, 2025.

Round-trip from

$888
(Delta)

One-way from

$503
(LATAM Airlines)
From Fortaleza Pinto Martins to Illinois
Search Deals
One-way flight from Fortaleza Pinto Martins to Illinois
Search Deals

Find flight deals from Fortaleza to Illinois

Cheapest flights from Fortaleza to Illinois
Explore the most affordable flight options available from Fortaleza to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/77:00 pmFOR - ORD
2 stops21h 13mDelta
Wed 10/159:30 amORD - FOR
2 stops23h 35mDelta
Deal found 4/23$888
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:55 pmFOR - ORD
2 stops26h 00mAmerican Airlines
Sun 8/244:48 pmORD - FOR
2 stops20h 32mAmerican Airlines
Deal found 4/23$900
This LATAM Airlines deal was found by Cheapflights users on 4/23. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/143:05 amFOR - ORD
2 stops22h 50mLATAM Airlines
Sun 8/243:35 pmORD - FOR
2 stops32h 05mLATAM Airlines
Deal found 4/23$940
This GOL deal was found by Cheapflights users on 4/23. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1512:45 amFOR - ORD
1 stop22h 08mGOL
Sun 8/242:35 pmORD - FOR
2 stops30h 55mGOL
Deal found 4/23$944
This Copa Airlines deal was found by Cheapflights users on 4/22. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/911:05 pmFOR - ORD
2 stops27h 15mCopa Airlines
Tue 7/291:07 amORD - FOR
2 stops32h 58mCopa Airlines
Deal found 4/22$1,227
This Expedia deal was found by Cheapflights users on 4/22. 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.
Thu 7/103:05 amFOR - ORD
2 stops31h 27mMultiple Airlines
Wed 7/3011:45 amORD - FOR
1 stop32h 35mMultiple Airlines
Deal found 4/22$1,319

Cheapflights Fare Finder

Customize your flight search to find flights from Fortaleza to Illinois 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 April 24, 2025.
Use the filters below to find and compare flights from Fortaleza to Illinois that are best for you.

Fly from

Fortaleza

Fly to

Illinois

Route

Depart

Return

Price

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Tue 10/7

7:00 pm-2:13 pm

2 stops21h 13m

Chicago O'Hare Intl

Wed 10/15

9:30 am-11:05 am

2 stops23h 35m

$888

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Fri 8/15

5:55 pm-5:55 pm

2 stops26h 00m

Chicago O'Hare Intl

Sun 8/24

4:48 pm-3:20 pm

2 stops20h 32m

$900

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Thu 8/14

3:05 am-11:55 pm

2 stops22h 50m

Chicago O'Hare Intl

Sun 8/24

3:35 pm-1:40 am

2 stops32h 05m

$940

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Fri 8/15

12:45 am-8:53 pm

1 stop22h 08m

Chicago O'Hare Intl

Sun 8/24

2:35 pm-11:30 pm

2 stops30h 55m

$944

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Wed 7/9

11:05 pm-12:20 am

2 stops27h 15m

Chicago O'Hare Intl

Tue 7/29

1:07 am-12:05 pm

2 stops32h 58m

$1,227

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Thu 7/10

3:05 am-8:32 am

2 stops31h 27m

Chicago O'Hare Intl

Wed 7/30

11:45 am-10:20 pm

1 stop32h 35m

$1,319

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Fri 6/20

3:05 am-11:59 pm

2 stops22h 54m

$503

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Sat 6/21

5:55 pm-1:15 pm

2 stops45h 20m

$604

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Sat 6/21

11:00 pm-9:10 pm

1 stop24h 10m

$804

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Best time to book a flight from Fortaleza to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Fortaleza 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 Fortaleza to Illinois

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated April 24, 2025.
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.6
Good
1,411 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,765 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
GOL
7.3
Good
1,066 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Fortaleza to Illinois. 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 from for flights from Fortaleza to Illinois?

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

  • What are the cheapest airlines to fly from Fortaleza to Illinois one-way?

    The cheapest airline one-way is LATAM Airlines, with whom users have recently found tickets for as low as $503. However, be on the lookout for offers from GOL and American Airlines, as they are both options that can get you from Fortaleza to Illinois for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fortaleza to Illinois 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 Fortaleza to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Fortaleza to Illinois (average of $245). Flying from Fortaleza to Illinois in March is currently the most expensive (average of $321). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.