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$890+ Cheap flights from Fortaleza (FOR) to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
FOR — ORD
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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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 March 31, 2025.

Round-trip from

$895
(Delta)
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 March 31, 2025.

This Delta deal was found by Cheapflights users on 3/31. 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.
Sun 11/24:45 amFOR - ORD
2 stops22h 08mDelta
Mon 11/1711:19 amORD - FOR
2 stops21h 16mDelta
Deal found 3/31$890
This American Airlines deal was found by Cheapflights users on 3/30. 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 8/151:10 pmFOR - ORD
2 stops23h 43mAmerican Airlines
Sun 8/249:55 amORD - FOR
2 stops24h 30mAmerican Airlines
Deal found 3/30$904
This Gurufare deal was found by Cheapflights users on 3/31. 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.
Sun 11/25:55 pmFOR - ORD
2 stops19h 59mGOL
Mon 11/171:35 pmORD - FOR
2 stops30h 55mGOL
Deal found 3/31$927
This LATAM Airlines deal was found by Cheapflights users on 3/31. 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.
Sat 11/13:05 amFOR - ORD
2 stops23h 48mMultiple Airlines
Mon 11/1712:45 pmORD - FOR
1 stop19h 50mMultiple Airlines
Deal found 3/31$938
This LATAM Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 10/61:45 amFOR - ORD
2 stops24h 08mLATAM Airlines
Wed 10/153:35 pmORD - FOR
2 stops22h 25mLATAM Airlines
Deal found 3/30$983

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 March 31, 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

Fri 5/9

4:50 pm-3:06 pm

2 stops24h 16m

Chicago O'Hare Intl

Mon 5/12

5:58 pm-4:00 pm

2 stops20h 02m

$895

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Fri 8/15

1:10 pm-10:53 am

2 stops23h 43m

Chicago O'Hare Intl

Sun 8/24

9:55 am-12:25 pm

2 stops24h 30m

$904

FortalezaChicago

FOR - ORD

FORORD

Fortaleza Pinto Martins

Thu 5/8

3:10 am-11:09 am

2 stops33h 59m

Chicago O'Hare Intl

Mon 5/12

2:35 pm-11:25 am

2 stops18h 50m

$974

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

4:48 pm-5:15 pm

2 stops22h 27m

$1,023

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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 March 31, 2025.
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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
1,053 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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
7,899 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Comfort

8.0

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.

  • 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 $323). 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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