HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$396+ Cheap flights from Istanbul (IST) to O'Hare Intl (ORD)

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
IST — ORD
nov. 15 — nov. 221
sáb. 11/15
sáb. 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Istanbul to O'Hare Intl 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.

Cheapflights Tip: The best prices from Istanbul to Chicago O'Hare Intl are usually found in February or November, booked 13 days in advance, depart on a Monday or Tuesday and return on a Wednesday

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 octubre 16, 2025.

This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/105:55 pmIST - ORD
2 stops36h 41mDelta
dom. 12/710:45 amORD - IST
2 stops32h 05mDelta
Deal found 10/16$661
This Air France deal was found by Cheapflights users on 10/16. 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.
vie. 12/55:55 pmIST - ORD
1 stop29h 25mMultiple Airlines
dom. 12/145:20 pmORD - IST
1 stop25h 30mMultiple Airlines
Deal found 10/16$665
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/65:55 pmIST - ORD
1 stop29h 25mDelta
mar. 12/25:20 pmORD - IST
1 stop25h 30mDelta
Deal found 10/16$668
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/65:55 pmIST - ORD
1 stop29h 25mDelta
dom. 12/75:20 pmORD - IST
1 stop25h 30mDelta
Deal found 10/16$669
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/105:55 pmIST - ORD
2 stops36h 41mDelta
mar. 12/25:20 pmORD - IST
1 stop25h 30mDelta
Deal found 10/16$674
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/85:55 pmIST - ORD
1 stop29h 25mDelta
mié. 12/33:50 pmORD - IST
2 stops16h 05mDelta
Deal found 10/16$675
This American Airlines deal was found by Cheapflights users on 10/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/227:35 amIST - ORD
1 stop18h 25mAmerican Airlines
vie. 12/123:52 pmORD - IST
2 stops16h 33mAmerican Airlines
Deal found 10/16$676
This KLM deal was found by Cheapflights users on 10/16. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/274:50 amIST - ORD
1 stop19h 20mKLM
sáb. 1/244:25 pmORD - IST
1 stop15h 30mKLM
Deal found 10/16$679
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/65:55 pmIST - ORD
1 stop29h 25mDelta
jue. 12/410:45 amORD - IST
2 stops21h 10mDelta
Deal found 10/16$680
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/44:50 amIST - ORD
1 stop19h 20mDelta
sáb. 12/64:25 pmORD - IST
1 stop15h 30mDelta
Deal found 10/16$681
This FlightHub deal was found by Cheapflights users on 10/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/206:30 amIST - ORD
Nonstop11h 10mTurkish Airlines
lun. 10/2712:50 pmORD - IST
Nonstop10h 20mTurkish Airlines
Deal found 10/15$682

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 octubre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$659
(Delta)

One-way from

$396
(IEagle)

Popular in

August

Cheapest in

February

Average price

$782

Good round-trip deal

$688 or less

Good one-way deal

$612 or less
Provider with most accurate pricing for Istanbul-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Istanbul-Chicago O'Hare Intl flights.
Search Deals
From Istanbul to Chicago O'Hare Intl
Search Deals
One-way flight from Istanbul to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($127 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Istanbul to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Istanbul to Chicago O'Hare Intl.
Search Deals

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 octubre 16, 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

lun. 11/10

6:40 pm-1:50 pm

1 stop28h 10m

Chicago O'Hare Intl

mar. 12/2

5:10 pm-1:00 am

1 stop22h 50m

$674

IstanbulChicago

IST - ORD

ISTORD

Istanbul

jue. 11/6

6:40 pm-1:50 pm

1 stop28h 10m

Chicago O'Hare Intl

mié. 12/3

5:10 pm-5:25 pm

1 stop15h 15m

$674

IstanbulChicago

IST - ORD

ISTORD

Istanbul

dom. 11/9

9:20 pm-1:50 pm

1 stop25h 30m

Chicago O'Hare Intl

mié. 12/3

5:10 pm-12:25 am

1 stop22h 15m

$674

IstanbulChicago

IST - ORD

ISTORD

Istanbul

jue. 1/8

5:55 pm-2:20 pm

1 stop29h 25m

Chicago O'Hare Intl

vie. 2/13

10:35 am-4:55 pm

2 stops21h 20m

$675

IstanbulChicago

IST - ORD

ISTORD

Istanbul

sáb. 11/8

4:50 am-2:20 pm

2 stops18h 30m

Chicago O'Hare Intl

sáb. 12/6

5:07 pm-4:55 pm

2 stops14h 48m

$675

IstanbulChicago

IST - ORD

ISTORD

Istanbul

vie. 1/9

5:55 pm-2:20 pm

1 stop29h 25m

Chicago O'Hare Intl

vie. 2/13

10:35 am-4:55 pm

2 stops21h 20m

$675

IstanbulChicago

IST - ORD

ISTORD

Istanbul

jue. 3/5

7:35 am-10:05 am

Nonstop11h 30m

Chicago O'Hare Intl

lun. 3/9

9:20 pm-4:00 pm

Nonstop10h 40m

$679

IstanbulChicago

IST - ORD

ISTORD

Istanbul

sáb. 12/27

4:50 am-3:10 pm

1 stop19h 20m

Chicago O'Hare Intl

sáb. 1/24

4:25 pm-4:55 pm

1 stop15h 30m

$679

IstanbulChicago

IST - ORD

ISTORD

Istanbul

lun. 11/10

4:50 am-3:10 pm

1 stop19h 20m

Chicago O'Hare Intl

vie. 12/5

3:50 pm-4:55 pm

2 stops16h 05m

$681

IstanbulChicago

IST - ORD

ISTORD

Istanbul

vie. 1/9

5:55 pm-2:20 pm

1 stop29h 25m

Chicago O'Hare Intl

dom. 2/8

2:45 pm-3:50 am

2 stops28h 05m

$681

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Istanbul to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Istanbul to O'Hare Intl in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
business-class.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Istanbul Airport-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Istanbul Airport-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Istanbul Airport-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 10, 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 13 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, July is the cheapest month in which you can book a flight from Istanbul Airport to Chicago O'Hare Intl Airport (average of $410). Flying from Istanbul Airport to Chicago O'Hare Intl Airport 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 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 octubre 16, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 26% on flights from Istanbul Airport to Chicago O'Hare Intl Airport by exploring options for tickets in the evening.

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 octubre 16, 2025.
Read reviews from past customers who have flown KLM, LOT, and Turkish Airlines 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
7.7
Good
1,404 reviews

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

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
1,404 reviews
KLM
7.7
Good
1,404 reviews

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

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
1,404 reviews

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

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
4,010 reviews
KLM
7.7
Good
1,404 reviews

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

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
7,497 reviews
KLM
7.7
Good
1,404 reviews

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

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
7,457 reviews
KLM
7.7
Good
1,404 reviews

Comfort

7.6

Crew

8.4

Entertainment

7.1

Boarding

7.8

Food

7.3

Overall

7.7

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 O'Hare Intl. 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 Chicago O'Hare Intl Airport?

    For as low as $675, British Airways can have you in Chicago O'Hare Intl Airport from Istanbul Airport in 18h 30m. The distance between Istanbul Airport and Chicago O'Hare Intl Airport is about 5455 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $449. Other airlines that can offer you cheap pricing are British Airways, from $526, and LOT, from $544. These flights start at 41% lower than the current average price 3 months from now.

  • 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 Uzbekistan Airways (72%), IndiGo (72%) or Pakistan International Airlines (71%) 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 $582. While the most popular route (Istanbul - Chicago O'Hare Intl) can be booked for $561 on average, our data indicates $1,629 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, July is the cheapest month in which you can book a flight from Istanbul Airport to Chicago O'Hare Intl Airport (average of $410). Flying from Istanbul Airport to Chicago O'Hare Intl Airport 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

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
Skokie
Des Plaines
Gurnee
Hoffman Estates
Elgin
Racine
Oak Brook
Elk Grove Village
Beloit
Rockford
Naperville
Downers Grove
Orland Park
Merrillville
Bridgeview
Warrenville
Joliet
Waukegan

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.

Alternative routes for Istanbul to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.
Sabiha Gokcen to O'Hare Intl flights
Istanbul to Midway 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 octubre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$449Average$548FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$526Average$634FlexibilityNo cancel feeOn-time70%
LOTCheapest$544Average$650FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$573Average$598FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$588Average$652FlexibilityNo cancel feeOn-time76%
DeltaCheapest$614Average$644FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$651Average$845FlexibilityNo cancel feeOn-time77%

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.