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O'Hare Intl

$528+ Cheap flights from Istanbul (IST) to O'Hare Intl (ORD)

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
IST — ORD
Jul 23 — Jul 301
Wed 7/23
Wed 7/30
1 adult, Economy
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Cheapflights Tip: The best prices from Istanbul to Chicago O'Hare Intl are usually found in February or November, booked 12 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

Cheap flight deals from Istanbul to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 18, 2025.

Round-trip from

$528
(Air France)

Popular in

August

Cheapest in

February

Average price

$847

Good round-trip deal

$871 or less

Good one-way deal

$744 or less
From Istanbul to Chicago O'Hare Intl
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Highest demand for flights based on searches. 11% potential increase in price ($95 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Istanbul to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Istanbul to Chicago O'Hare Intl.
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Find flight deals from Istanbul to O'Hare Intl

Cheapest flights from Istanbul to O'Hare Intl
Explore the most affordable flight options available from Istanbul to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

This Air France deal was found by Cheapflights users on 7/16. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:10 amIST - ORD
1 stop16h 00mMultiple Airlines
Thu 9/185:10 pmORD - IST
1 stop26h 15mMultiple Airlines
Deal found 7/16$528
This KLM deal was found by Cheapflights users on 7/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/316:10 amIST - ORD
1 stop16h 00mKLM
Sun 9/74:15 pmORD - IST
1 stop16h 05mKLM
Deal found 7/17$530
This Gotogate deal was found by Cheapflights users on 7/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:25 amIST - ORD
1 stop35h 30mLOT
Wed 9/179:40 pmORD - IST
1 stop31h 25mLOT
Deal found 7/16$535
This Air France deal was found by Cheapflights users on 7/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/44:20 amIST - ORD
1 stop18h 40mAir France
Thu 9/185:10 pmORD - IST
1 stop26h 15mAir France
Deal found 7/17$567
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:30 amIST - ORD
2 stops21h 15mUnited Airlines
Sun 12/1410:35 pmORD - IST
1 stop15h 10mUnited Airlines
Deal found 7/17$619
This Icelandair deal was found by Cheapflights users on 7/17. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2812:25 pmIST - ORD
1 stop13h 55mIcelandair
Sat 12/136:30 pmORD - IST
1 stop20h 25mIcelandair
Deal found 7/17$626
This Gotogate deal was found by Cheapflights users on 7/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:30 amIST - ORD
Nonstop11h 10mTurkish Airlines
Wed 9/1711:25 amORD - IST
Nonstop10h 20mTurkish Airlines
Deal found 7/17$636

Cheapflights Fare Finder

Customize your flight search to find flights from Istanbul to O'Hare Intl 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 July 18, 2025.
Use the filters below to find and compare flights from Istanbul Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Istanbul

Fly to

O'Hare Intl

Route

Depart

Return

Price

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 9/4

6:10 am-2:10 pm

1 stop16h 00m

Chicago O'Hare Intl

Thu 9/18

5:10 pm-3:25 am

1 stop26h 15m

$528

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sun 8/31

6:10 am-2:10 pm

1 stop16h 00m

Chicago O'Hare Intl

Sun 9/7

4:15 pm-4:20 pm

1 stop16h 05m

$530

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 9/4

11:25 am-2:55 pm

1 stop35h 30m

Chicago O'Hare Intl

Wed 9/17

9:40 pm-1:05 pm

1 stop31h 25m

$535

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sat 9/13

4:20 am-3:00 pm

1 stop18h 40m

Chicago O'Hare Intl

Fri 9/26

5:10 pm-3:25 am

1 stop26h 15m

$552

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Fri 11/28

6:30 am-6:45 pm

2 stops21h 15m

Chicago O'Hare Intl

Thu 12/11

6:25 pm-10:45 pm

1 stop19h 20m

$619

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 9/11

5:30 pm-2:55 pm

2 stops29h 25m

$618

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sat 8/2

11:15 pm-11:58 pm

3 stops32h 43m

$624

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sun 9/7

6:10 am-2:10 pm

1 stop16h 00m

$630

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Tue 8/26

8:15 am-6:15 pm

1 stop18h 00m

$632

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sun 9/7

4:10 pm-1:50 pm

1 stop29h 40m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Showing 1-10 of 13 results
1
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Best time to book a flight from Istanbul to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 Chicago O'Hare Intl Airport

How far ahead should I book a flight from Istanbul Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Istanbul to O'Hare Intl. Price data was last updated on July 11, 2025.

To ensure you get the cheapest price possible for a flight from Istanbul Airport to Chicago O'Hare Intl Airport, you should look to book at least 12 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Istanbul Airport to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Istanbul Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Istanbul Airport to Chicago O'Hare Intl Airport 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.

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

Find hourly flight availability from Istanbul to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 27% on flights from Istanbul Airport to Chicago O'Hare Intl Airport by exploring options for tickets in the evening.

Weekly flight availability from Istanbul Airport to Chicago O'Hare Intl Airport

Explore weekly flight availability from Istanbul to O'Hare Intl. 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 July 18, 2025.

The most flights from IST to ORD are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Istanbul Airport to Chicago O'Hare Intl Airport?

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 18, 2025.
Read reviews from past customers who have flown KLM, LOT, and Air France from Istanbul Airport to Chicago O'Hare Intl Airport. 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
7.8
Good
1,374 reviews

Overall

7.8

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,374 reviews
KLM
7.8
Good
1,374 reviews

Overall

7.8

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
LOT
7.6
Good
1,099 reviews
KLM
7.8
Good
1,374 reviews

Overall

7.8

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air France
7.5
Good
1,465 reviews
KLM
7.8
Good
1,374 reviews

Overall

7.8

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
United Airlines
7.4
Good
8,864 reviews
KLM
7.8
Good
1,374 reviews

Overall

7.8

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Turkish Airlines
7.3
Good
3,906 reviews
KLM
7.8
Good
1,374 reviews

Overall

7.8

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

  • What are the cheapest airlines flying from Istanbul Airport to Chicago O'Hare Intl Airport round-trip?

    Cheapflights users have booked flights from Istanbul Airport to Chicago O'Hare Intl Airport round-trip from $530. Other airlines that can offer you cheap pricing are LOT, from $535, and Air France, from $552. These flights start at 30% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Istanbul Airport to Chicago O'Hare Intl Airport one-way?

    The cheapest airlines for a one-way flight from Istanbul Airport to Chicago O'Hare Intl Airport are LOT ($618), KLM ($630), and British Airways ($632).

  • What are the most reliable airlines from Istanbul Airport to Chicago O'Hare Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Istanbul Airport to Chicago O'Hare Intl Airport consider choosing Turkish Airlines (76%), Pakistan International Airlines (72%) or MIAT Mongolian (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Istanbul Airport to Chicago O'Hare Intl Airport?

    Looking at all options, your cheapest flight can be booked for $627. While the most popular route (Istanbul - Chicago O'Hare Intl) can be booked for $473 on average our data indicates $1,706 when flying from Istanbul Airport to Chicago O'Hare Intl Airport.

  • Can I find deals for flights from Istanbul to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Istanbul to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Istanbul to O'Hare Intl?

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

  • Can I find deals for business class flights from Istanbul to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Istanbul to O'Hare Intl 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 Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Istanbul Airport to Chicago O'Hare Intl Airport (average of $245). Flying from Istanbul Airport to Chicago O'Hare Intl Airport 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Hoffman Estates
Beloit
Skokie
Des Plaines
Arlington Heights
Naperville
Elgin
Orland Park
Elk Grove Village
Racine
Rockford
Tinley Park
Merrillville
Evanston
Joliet
Waukegan
Bridgeview
Lake Geneva

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Alternative routes for Istanbul to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Istanbul to Midway flights
Sabiha Gokcen to O'Hare Intl flights

Top 7 airlines flying from Istanbul to O'Hare Intl

Discover the top 7 airlines that operate flights from Istanbul to O'Hare Intl. 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 July 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$452Average$574FlexibilityNo cancel feeOn-time75%
LOTCheapest$513Average$681FlexibilityNo cancel feeOn-time81%
British AirwaysCheapest$535Average$637FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$573Average$598FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$588Average$746FlexibilityNo cancel feeOn-time76%
DeltaCheapest$614Average$639FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$662Average$866FlexibilityNo cancel feeOn-time77%

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