Istanbul

$379+ Cheap flights from O'Hare Intl (ORD) to Istanbul

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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IST
Aug 3 — Aug 101
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Istanbul are usually found in November or February, booked 66 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from O'Hare Intl to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Istanbul (TR5). 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 29, 2025.

Round-trip from

$814
(Lufthansa)

One-way from

$379
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,158
From Chicago O'Hare Intl to Istanbul
One-way flight from Chicago O'Hare Intl to Istanbul
Highest demand for flights based on searches. 14% potential increase in price ($180 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from O'Hare Intl to Istanbul

Cheapest flights from O'Hare Intl to Istanbul
Explore the most affordable flight options available from O'Hare Intl to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This oojo deal was found by Cheapflights users on 7/29. 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.
Wed 9/1011:45 pmORD - IST
Nonstop10h 20mTurkish Airlines
Wed 9/176:30 amIST - ORD
Nonstop11h 10mTurkish Airlines
Deal found 7/29$818
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/175:05 amORD - SAW
3 stops32h 45mMultiple Airlines
Wed 10/18:35 amSAW - ORD
2 stops36h 00mMultiple Airlines
Deal found 7/29$820
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:05 amORD - IST
3 stops34h 45mMultiple Airlines
Tue 9/301:55 pmIST - ORD
3 stops35h 44mMultiple Airlines
Deal found 7/28$821
This Delta deal was found by Cheapflights users on 7/28. 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 10/125:10 pmORD - IST
1 stop26h 15mDelta
Tue 10/214:20 amIST - ORD
2 stops24h 59mDelta
Deal found 7/28$824
This FlightHub deal was found by Cheapflights users on 7/28. 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.
Thu 12/119:55 pmORD - IST
2 stops38h 50mLOT
Tue 12/2310:35 pmIST - ORD
2 stops30h 25mLOT
Deal found 7/28$826
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/124:00 pmORD - IST
1 stop21h 20mLufthansa
Tue 10/212:00 pmIST - ORD
1 stop13h 55mLufthansa
Deal found 7/29$829
This Air Canada deal was found by Cheapflights users on 7/28. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1312:50 pmORD - IST
2 stops25h 35mAir Canada
Tue 12/239:25 pmIST - ORD
2 stops31h 05mAir Canada
Deal found 7/28$835
This FlightHub deal was found by Cheapflights users on 7/28. 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.
Thu 8/211:55 pmORD - IST
1 stop32h 20mEtihad Airways
Tue 9/22:10 pmIST - ORD
1 stop26h 35mEtihad Airways
Deal found 7/28$836
This KLM deal was found by Cheapflights users on 7/28. 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.
Mon 9/154:40 pmORD - SAW
1 stop22h 20mKLM
Tue 9/3012:40 pmSAW - ORD
1 stop34h 00mKLM
Deal found 7/28$848
This Ovago deal was found by Cheapflights users on 7/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/84:55 pmORD - SAW
1 stop14h 10mBritish Airways
Wed 10/224:15 pmSAW - ORD
1 stop31h 40mBritish Airways
Deal found 7/29$858
This Air France deal was found by Cheapflights users on 7/27. 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 9/151:35 pmORD - IST
2 stops18h 45mKLM
Mon 9/295:05 pmIST - ORD
1 stop29h 05mKLM
Deal found 7/27$860

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Istanbul 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 29, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Istanbul that are best for you.

Fly from

O'Hare Intl

Fly to

Istanbul

Route

Depart

Return

Price

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 10/13

6:35 pm-9:20 pm

1 stop18h 45m

Istanbul

Mon 11/10

7:00 pm-6:19 pm

2 stops32h 19m

$814

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 10/16

5:10 pm-10:30 am

1 stop33h 20m

Istanbul

Tue 11/11

10:35 pm-8:00 pm

2 stops30h 25m

$815

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 9/22

6:30 am-8:00 pm

2 stops29h 30m

Istanbul

Wed 10/1

6:20 pm-12:35 pm

2 stops26h 15m

$816

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 9/10

11:45 pm-6:05 pm

Nonstop10h 20m

Istanbul

Wed 9/17

6:30 am-9:40 am

Nonstop11h 10m

$818

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Wed 9/17

5:05 am-9:50 pm

3 stops32h 45m

Istanbul Sabiha Gokcen

Wed 10/1

8:35 am-12:35 pm

2 stops36h 00m

$820

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 10/12

5:10 pm-3:25 am

1 stop26h 15m

Istanbul

Tue 10/21

4:20 am-9:19 pm

2 stops24h 59m

$824

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 10/17

3:35 pm-5:10 pm

2 stops17h 35m

Istanbul

Thu 11/13

8:50 am-7:30 pm

2 stops19h 40m

$834

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 8/21

1:55 pm-6:15 am

1 stop32h 20m

Istanbul

Tue 9/2

2:10 pm-8:45 am

1 stop26h 35m

$836

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Mon 9/15

4:40 pm-9:05 pm

1 stop20h 25m

Istanbul Sabiha Gokcen

Tue 9/30

2:40 pm-2:40 pm

1 stop32h 00m

$843

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Wed 10/8

4:55 pm-3:05 pm

1 stop14h 10m

Istanbul Sabiha Gokcen

Wed 10/22

4:15 pm-3:55 pm

1 stop31h 40m

$858

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 14 results
1
2

Best time to book a flight from O'Hare Intl to Istanbul

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

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Istanbul. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Istanbul, you should look to book at least 66 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 Chicago O'Hare Intl Airport to Istanbul?

Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Istanbul (average of $923). Flying from Chicago O'Hare Intl Airport to Istanbul in June is currently the most expensive (average of $1,360). 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 ORD to IST?

Find hourly flight availability from O'Hare Intl to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 29% on flights from Chicago O'Hare Intl Airport to Istanbul by exploring options for tickets at noon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Istanbul?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Istanbul. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Istanbul flight should consider departing on Sunday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

Explore weekly flight availability from O'Hare Intl to Istanbul. 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 29, 2025.

The most flights from ORD to TR5 are scheduled on a Monday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (11 on average).

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

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Istanbul, such as Delta, KLM, and LOT. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Istanbul. 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 Chicago O'Hare Intl Airport to Istanbul round-trip?

    According to our current data, Lufthansa ($814), LOT ($815), and Turkish Airlines ($818) offers the cheapest pricing from Chicago O'Hare Intl Airport to Istanbul. Lufthansa is 22% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Before booking your flight to Istanbul from Chicago O'Hare Intl Airport, check out the most reliable airlines to get you to your destination on time: Pakistan International Airlines (73%), MIAT Mongolian (73%), Turkish Airlines( 57%).

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

    While on average a flight from Chicago O'Hare Intl Airport to Istanbul is generally $1,856, our data shows the cheapest flight currently is $341. When looking at the most popular route, (Chicago O'Hare Intl - Istanbul), you can expect to pay $685 for that flight.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Istanbul (average of $923). Flying from Chicago O'Hare Intl Airport to Istanbul in June is currently the most expensive (average of $1,360). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from O'Hare Intl to Istanbul

Discover the top 10 airlines that operate flights from O'Hare Intl to Istanbul. 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest$382Average$1,095FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$480Average$759FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$624Average$1,079FlexibilityNo cancel feeOn-time77%
LOTCheapest$683Average$982FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$700Average$934FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$704Average$900FlexibilityNo cancel feeOn-time70%
DeltaCheapest$711Average$1,062FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$721Average$872FlexibilityNo cancel feeOn-time75%
Royal JordanianCheapest$747Average$841FlexibilityNo cancel feeOn-time61%
LufthansaCheapest$776Average$1,157FlexibilityNo cancel feeOn-time76%

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