What is the most punctual flight time for Istanbul to Chicago flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

How often are flights from Istanbul to Chicago delayed?

About 17% of weekly flights between Istanbul and Chicago have experienced delays in the past year, with the average delay time being 203 minutes.

Which airline has the best punctuality record on Istanbul to Chicago flights?

Over the past year, Turkish Airlines have had the lowest number of delays on this route, with just 17% of flights being delayed.

How long is the flight from Istanbul Airport to Chicago O'Hare Intl Airport?

A quick flight from Istanbul Airport to Chicago O'Hare Intl Airport can take about 16h 30m. KLM provides one of the quickest options available for as low as £531. The distance from Istanbul Airport to Chicago O'Hare Intl Airport is about 5455 mi. This flight may include one or multiple stops.

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

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

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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

Looking for the cheapest flight from Istanbul Airport to Chicago O'Hare Intl Airport? While on average our users pay £488, our data indicates the cheapest price to be £488. The most popular route (Istanbul - Chicago O'Hare Intl), is priced around £547.

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

Before booking your flight to Chicago O'Hare Intl Airport from Istanbul Airport, check out the most reliable airlines to get you to your destination on time: Uzbekistan Airways (78%), Pakistan International Airlines (78%), MIAT Mongolian( 78%).

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 holiday 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.

£317+ Cheap Flights from Istanbul Airport to Chicago O'Hare Intl Airport

Q: How much does it cost for a return flight from Istanbul Airport to Chicago O'Hare Intl Airport?

Airfare is below average for this route at the moment. Istanbul Airport to Chicago O'Hare Intl Airport flights typically cost between £512 and £729 in April. The cheapest return flight price found within the last 3 days was £484 on KLM (8 Apr-22 Apr).

Cheapflights Tip: The best prices from Istanbul to Chicago O'Hare Intl are usually found in January or February, booked 55 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Istanbul to O'Hare Intl

Enter your travel dates to find the best prices.

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One-way

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 23 March 2026.

Wed 8/404:25

IST

ORD

1 stop18h 45m

KLM

Wed 22/416:50

ORD

IST

1 stop24h 30m

KLM

Deal found 23/3£484

Mon 13/417:20

IST

ORD

1 stop28h 55m

KLM

Thu 30/416:20

ORD

IST

1 stop25h 00m

KLM

Deal found 23/3£485

Mon 13/417:20

IST

ORD

1 stop28h 55m

KLM

Mon 27/416:50

ORD

IST

1 stop24h 30m

KLM

Deal found 20/3£486

Tue 1/1204:50

IST

ORD

1 stop19h 20m

KLM

Thu 14/113:35

ORD

IST

2 stops18h 20m

KLM

Deal found 20/3£489

Mon 13/406:30

IST

ORD

Nonstop11h 10m

Turkish Airlines

Mon 27/411:25

ORD

IST

Nonstop10h 20m

Turkish Airlines

Deal found 22/3£490

Sat 4/406:00

IST

ORD

2 stops17h 16m

KLM

Sat 25/416:20

ORD

IST

1 stop25h 00m

KLM

Deal found 22/3£492

Sat 25/417:20

IST

ORD

1 stop28h 55m

KLM

Wed 27/516:50

ORD

IST

1 stop24h 30m

KLM

Deal found 18/3£504

Fri 3/406:00

IST

ORD

2 stops17h 19m

KLM

Fri 24/416:20

ORD

IST

1 stop25h 00m

KLM

Deal found 22/3£510

Sat 25/406:00

IST

ORD

1 stop16h 15m

KLM

Fri 1/516:20

ORD

IST

1 stop25h 00m

KLM

Deal found 20/3£522

Sun 5/406:00

IST

ORD

2 stops17h 19m

KLM

Fri 24/416:20

ORD

IST

1 stop25h 00m

KLM

Deal found 22/3£525

Tue 31/317:20

IST

ORD

1 stop29h 10m

Delta

Sat 25/416:20

ORD

IST

1 stop25h 00m

Delta

Deal found 22/3£529

Find flight deals from Istanbul to O'Hare Intl

Round-trip from	£484
One-way from	£317
Popular in	August
Cheapest in	January
Average price	£669
Good round-trip deal	£488 or less

KLM
8/4-22/4
2 total stops
41h 00m total
Istanbul to Chicago

Search Deals

Air Serbia
14/6
1 total stop
30h 45m total
Istanbul to Chicago

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£76 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).

Search Deals

Average for round-trip flights in March 2026

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Price to beat on a round-trip flight from Istanbul to Chicago O'Hare Intl.

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Cheapflights Fare Finder

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

Fly to

Route

Depart

Return

Price

Cheapest return flight

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 4/5

04:25-15:10

1 stop18h 45m

Chicago O'Hare Intl

Mon 11/5

16:50-01:20

1 stop24h 30m

£484

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sat 25/4

17:20-14:15

1 stop28h 55m

Chicago O'Hare Intl

Wed 27/5

16:50-01:20

1 stop24h 30m

£504

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 4/5

06:00-14:30

1 stop16h 30m

Chicago O'Hare Intl

Mon 11/5

19:00-01:20

2 stops22h 20m

£531

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 2/4

06:00-14:15

1 stop16h 15m

Chicago O'Hare Intl

Tue 14/4

15:53-01:20

2 stops25h 27m

£531

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sat 25/4

13:55-19:55

1 stop14h 00m

Chicago O'Hare Intl

Wed 27/5

18:12-21:25

2 stops19h 13m

£532

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Tue 23/6

05:40-20:32

2 stops22h 52m

Chicago O'Hare Intl

Wed 8/7

13:18-13:00

2 stops15h 42m

£537

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 9/4

06:00-16:49

2 stops18h 49m

Chicago O'Hare Intl

Sat 2/5

19:07-01:20

2 stops22h 13m

£537

Fastest return journey

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 16/4

06:30-09:40

Nonstop11h 10m

Chicago O'Hare Intl

Mon 20/4

11:25-05:45

Nonstop10h 20m

£544

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 13/4

06:00-18:52

2 stops20h 52m

Chicago O'Hare Intl

Mon 27/4

08:52-16:20

2 stops23h 28m

£556

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 29/6

05:50-23:26

2 stops25h 36m

Chicago O'Hare Intl

Mon 27/7

18:00-21:25

2 stops19h 25m

£560

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 23 resultsSorted by cheapest first

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.

IST-ORD

Estimated return 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

Prices

Airlines

Delays

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

The best time to book flights from Istanbul Airport to Chicago O'Hare Intl Airport is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 £319). Flying from Istanbul Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of £495). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Istanbul Airport to Chicago O'Hare Intl Airport as you normally would.

How much does it cost for a return flight from Istanbul Airport to Chicago O'Hare Intl Airport?

Related info for your journey

How long is the flight from Istanbul Airport to Chicago O'Hare Intl Airport?
A quick flight from Istanbul Airport to Chicago O'Hare Intl Airport can take about 16h 30m. KLM provides one of the quickest options available for as low as £531. The distance from Istanbul Airport to Chicago O'Hare Intl Airport is about 5455 mi. This flight may include one or multiple stops.
What are the most reliable airlines from Istanbul Airport to Chicago O'Hare Intl Airport?
Before booking your flight to Chicago O'Hare Intl Airport from Istanbul Airport, check out the most reliable airlines to get you to your destination on time: Uzbekistan Airways (78%), Pakistan International Airlines (78%), MIAT Mongolian( 78%).
What are the cheapest flights from Istanbul Airport to Chicago O'Hare Intl Airport?
Looking for the cheapest flight from Istanbul Airport to Chicago O'Hare Intl Airport? While on average our users pay £488, our data indicates the cheapest price to be £488. The most popular route (Istanbul - Chicago O'Hare Intl), is priced around £547.
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 holiday 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 £319). Flying from Istanbul Airport to Chicago O'Hare Intl Airport in March is currently the most expensive (average of £495). 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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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl from Istanbul.

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Cheap flights from Istanbul Airport to Chicago O'Hare Intl Airport from £317

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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Istanbul to O'Hare Intl

Cheapest flights from Istanbul to O'Hare IntlExplore 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 23 March 2026.

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 23 March 2026.

Best flights from Istanbul to O'Hare IntlDiscover carefully curated flight deals from Istanbul to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 March 2026.

Discover carefully curated flight deals from Istanbul to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 March 2026.

Direct flights from Istanbul to O'Hare IntlExplore direct flight options from Istanbul to O'Hare Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 March 2026.

Explore direct flight options from Istanbul to O'Hare Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 March 2026.

Last-minute flights from Istanbul to O'Hare IntlDiscover last-minute flight deals from Istanbul to O'Hare Intl. Data last updated 23 March 2026 and is based on user searches.

Discover last-minute flight deals from Istanbul to O'Hare Intl. Data last updated 23 March 2026 and is based on user searches.

One-way flights from Istanbul to O'Hare IntlSearch for one-way flight options from Istanbul to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 23 March 2026.

Search for one-way flight options from Istanbul to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 23 March 2026.

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Use the filters below to find and compare flights from Istanbul Airport to Chicago O'Hare Intl Airport that are best for you.

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.

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?

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

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

How much does it cost for a return flight from Istanbul Airport to Chicago O'Hare Intl Airport?

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

How often are flights from Istanbul to Chicago delayed?

What is the most punctual flight time for Istanbul to Chicago flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Istanbul to Chicago flights?

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?

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

What are the cheapest flights 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?

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

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

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

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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 23 March 2026.

Best flights from Istanbul to O'Hare Intl
Discover carefully curated flight deals from Istanbul to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 March 2026.

Direct flights from Istanbul to O'Hare Intl
Explore direct flight options from Istanbul to O'Hare Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 March 2026.

Last-minute flights from Istanbul to O'Hare Intl
Discover last-minute flight deals from Istanbul to O'Hare Intl. Data last updated 23 March 2026 and is based on user searches.

One-way flights from Istanbul to O'Hare Intl
Search for one-way flight options from Istanbul to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated 23 March 2026.