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$362+ Cheap flights from Istanbul (IST) 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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
IST — ORD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Istanbul to Illinois

Keep the following information in mind while searching for Istanbul to Illinois flight deals. Data was last updated November 3, 2025.

Round-trip from

$623
(KLM)

One-way from

$362
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$720

Good round-trip deal

$699 or less

Good one-way deal

$612 or less
From Istanbul to Illinois
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One-way flight from Istanbul to Illinois
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Highest demand for flights based on searches. 2% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Istanbul to Illinois.
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Price to beat on a one-way flight from Istanbul to Illinois.
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Find flight deals from Istanbul to Illinois

Cheapest flights from Istanbul to Illinois
Explore the most affordable flight options available from Istanbul to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This KLM deal was found by Cheapflights users on 11/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/164:50 amIST - ORD
1 stop19h 20mKLM
Sat 1/314:25 pmORD - IST
1 stop15h 30mKLM
Deal found 11/2$627
This Air France deal was found by Cheapflights users on 11/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/174:50 amIST - ORD
1 stop19h 20mMultiple Airlines
Wed 12/104:25 pmORD - IST
1 stop15h 30mMultiple Airlines
Deal found 11/2$629
This Air France deal was found by Cheapflights users on 11/3. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:50 amIST - ORD
1 stop19h 20mAir France
Sun 2/15:20 pmORD - IST
1 stop25h 30mAir France
Deal found 11/3$630
This KLM deal was found by Cheapflights users on 11/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:50 amIST - ORD
1 stop19h 20mKLM
Fri 11/284:25 pmORD - IST
1 stop15h 30mKLM
Deal found 11/2$632
This Trip.com deal was found by Cheapflights users on 11/2. 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.
Wed 11/194:50 amIST - MDW
2 stops27h 50mMultiple Airlines
Thu 11/279:41 amMDW - IST
2 stops22h 14mMultiple Airlines
Deal found 11/2$633
This Air France deal was found by Cheapflights users on 11/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:55 pmIST - ORD
2 stops31h 29mKLM
Wed 12/104:25 pmORD - IST
1 stop15h 30mKLM
Deal found 11/2$633
This Air France deal was found by Cheapflights users on 11/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:50 amIST - ORD
1 stop19h 20mMultiple Airlines
Fri 11/284:25 pmORD - IST
1 stop15h 30mMultiple Airlines
Deal found 11/2$635
This Air France deal was found by Cheapflights users on 11/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/194:50 amIST - ORD
1 stop19h 20mAir France
Tue 12/95:20 pmORD - IST
1 stop25h 30mAir France
Deal found 11/2$636
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Mon 11/177:00 pmIST - ORD
1 stop29h 20mLufthansa
Sat 1/319:50 pmORD - IST
2 stops15h 55mLufthansa
Deal found 11/2$637
This oojo deal was found by Cheapflights users on 11/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:35 amIST - ORD
Nonstop11h 30mTurkish Airlines
Fri 1/911:50 amORD - IST
Nonstop10h 20mTurkish Airlines
Deal found 11/3$643
This Air France deal was found by Cheapflights users on 11/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/205:55 pmIST - ORD
1 stop29h 25mKLM
Thu 11/271:14 pmORD - IST
2 stops18h 41mKLM
Deal found 11/2$644
This Air France deal was found by Cheapflights users on 11/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:55 pmIST - ORD
1 stop29h 25mKLM
Wed 12/101:23 pmORD - IST
2 stops18h 32mKLM
Deal found 11/2$645

Cheapflights Fare Finder

 
Customize your flight search to find flights from Istanbul 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 November 3, 2025.
Use the filters below to find and compare flights from Istanbul Airport to Illinois that are best for you.

Fly from

Istanbul

Fly to

Illinois

Route

Depart

Return

Price

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 3/5

5:55 pm-2:20 pm

1 stop29h 25m

Chicago O'Hare Intl

Mon 3/9

7:30 am-4:55 pm

2 stops25h 25m

$623

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sun 11/16

4:50 am-3:10 pm

1 stop19h 20m

Chicago O'Hare Intl

Sat 1/31

4:25 pm-4:55 pm

1 stop15h 30m

$627

IstanbulChicago

IST - MDW

ISTMDW

Istanbul

Thu 3/5

5:55 pm-6:37 pm

2 stops33h 42m

Chicago Midway

Mon 3/9

5:59 pm-4:55 pm

2 stops38h 56m

$629

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 11/13

6:30 am-1:10 pm

1 stop15h 40m

Chicago O'Hare Intl

Fri 11/28

8:50 am-6:05 pm

2 stops24h 15m

$646

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 12/25

6:30 am-8:05 pm

1 stop22h 35m

Chicago O'Hare Intl

Sun 1/11

4:20 pm-6:05 pm

1 stop16h 45m

$647

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sat 12/27

6:30 am-11:10 am

1 stop13h 40m

Chicago O'Hare Intl

Fri 1/9

12:10 pm-6:05 pm

2 stops20h 55m

$647

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 11/13

6:30 am-8:05 pm

1 stop22h 35m

Chicago O'Hare Intl

Fri 1/30

4:20 pm-6:05 pm

1 stop16h 45m

$647

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sat 12/27

6:30 am-11:10 am

1 stop13h 40m

Chicago O'Hare Intl

Tue 1/13

4:20 pm-5:45 pm

1 stop16h 25m

$647

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Wed 12/24

6:30 am-8:05 pm

1 stop22h 35m

Chicago O'Hare Intl

Wed 1/7

11:05 am-6:05 pm

2 stops22h 00m

$647

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 12/25

6:30 am-8:05 pm

1 stop22h 35m

Chicago O'Hare Intl

Thu 1/8

1:00 pm-6:05 pm

2 stops20h 05m

$647

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 40 results
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Best time to book a flight from Istanbul to Illinois

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

What is the cheapest month to book a flight from Istanbul Airport to Illinois?

Currently, July is the cheapest month in which you can book a flight from Istanbul Airport to Illinois (average of $410). Flying from Istanbul Airport to Illinois in August is currently the most expensive (average of $645). 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.

What is the cheapest time of day to fly from IST to IL?

Find hourly flight availability from Istanbul to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

When flying from Istanbul Airport to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 31% versus a flight in the morning.

Weekly flight availability from Istanbul Airport to Illinois

Explore weekly flight availability from Istanbul to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 3, 2025.

The most flights from IST to USIL are scheduled on a Sunday (13 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).

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 November 3, 2025.
See what other customers who have flown with KLM, LOT, and Turkish Airlines from Istanbul Airport to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,405 reviews

Comfort

7.7

Food

7.3

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,405 reviews
KLM
7.7
Good
1,405 reviews

Comfort

7.7

Food

7.3

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
LOT
7.6
Good
1,133 reviews
KLM
7.7
Good
1,405 reviews

Comfort

7.7

Food

7.3

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7.3
Good
4,038 reviews
KLM
7.7
Good
1,405 reviews

Comfort

7.7

Food

7.3

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,547 reviews
KLM
7.7
Good
1,405 reviews

Comfort

7.7

Food

7.3

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,494 reviews
KLM
7.7
Good
1,405 reviews

Comfort

7.7

Food

7.3

Overall

7.7

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

  • How long is the flight from Istanbul Airport to Illinois?

    Airlines like KLM, United Airlines, and Lufthansa fly from Istanbul Airport to Illinois in about 15h 40m. The time it takes to get you to your destination can typically vary by up to 13h 45m. The distance between Istanbul Airport and Illinois is about 5455 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Istanbul Airport to Illinois?

    No one likes to see their flight delayed. When booking a flight from Istanbul Airport to Illinois consider choosing Pakistan International Airlines (69%), MIAT Mongolian (69%) or Uzbekistan Airways (68%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Istanbul Airport to Illinois?

    Looking for the cheapest flight from Istanbul Airport to Illinois? While on average our users pay $1,648, our data indicates the cheapest price to be $584. The most popular route (Istanbul - Chicago O'Hare Intl), is priced around $611.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Istanbul 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 Istanbul Airport to Illinois?

    Currently, July is the cheapest month in which you can book a flight from Istanbul Airport to Illinois (average of $410). Flying from Istanbul Airport to Illinois in August is currently the most expensive (average of $645). 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

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Alternative routes for Istanbul to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Istanbul to Illinois

Discover the top 7 airlines that operate flights from Istanbul to Illinois. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$452Average$549FlexibilityNo cancel feeOn-time75%
LOTCheapest$513Average$631FlexibilityNo cancel feeOn-time81%
British AirwaysCheapest$526Average$634FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$573Average$598FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$588Average$684FlexibilityNo cancel feeOn-time76%
DeltaCheapest$614Average$644FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$636Average$842FlexibilityNo cancel feeOn-time77%

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