HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Istanbul

$391+ Cheap flights from Chicago (CHI) to Istanbul (IST)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — IST
Dec 26 — Jan 21
Thu 12/26
Thu 1/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Istanbul 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.

The best prices from Chicago to Istanbul are usually found in November or January, booked 47 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

Cheap flight deals from Chicago to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Istanbul (IST). 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 December 21, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$673
(Mytrip)

One-way from

$391
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,061
Provider with most accurate pricing for Chicago (CHI)-Istanbul flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Istanbul flights.
Search Deals
From Chicago (CHI) to Istanbul
Search Deals
One-way flight from Chicago (CHI) to Istanbul
Search Deals
High demand for flights, 18% potential price rise
Search Deals
Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Chicago to Istanbul

Cheapest flights from Chicago to Istanbul
Explore the most affordable flight options available from Chicago to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2024.

This Justfly.com deal was found by Cheapflights users on 12/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:55 pmORD - IST
1 stop17h 45mLOT
Mon 3/37:50 amIST - ORD
2 stops21h 00mLOT
Deal found 12/21$746
This Kiwi.com deal was found by Cheapflights users on 12/20. 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.
Sat 12/289:55 pmORD - IST
1 stop17h 45mMultiple Airlines
Wed 2/511:55 pmIST - ORD
2 stops42h 57mMultiple Airlines
Deal found 12/20$1,047
This Delta deal was found by Cheapflights users on 12/21. 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 12/295:30 pmORD - IST
2 stops25h 40mDelta
Fri 1/105:10 amIST - ORD
1 stop18h 55mDelta
Deal found 12/21$1,134
This oojo deal was found by Cheapflights users on 12/21. 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.
Tue 12/3111:55 amORD - IST
Nonstop10h 15mTurkish Airlines
Mon 3/37:35 amIST - ORD
Nonstop11h 35mTurkish Airlines
Deal found 12/21$1,156
This Air Canada deal was found by Cheapflights users on 12/20. 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 12/284:00 pmORD - IST
2 stops19h 20mAir Canada
Mon 2/38:50 amIST - ORD
2 stops20h 05mAir Canada
Deal found 12/20$1,169
This CrystalTravel deal was found by Cheapflights users on 12/21. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/296:25 pmORD - IST
1 stop21h 30mBritish Airways
Fri 1/102:55 pmIST - ORD
2 stops28h 52mBritish Airways
Deal found 12/21$1,224
This Delta deal was found by Cheapflights users on 12/21. 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.
Mon 12/3012:10 pmMDW - IST
2 stops31h 00mDelta
Thu 1/95:10 amIST - MDW
2 stops22h 04mDelta
Deal found 12/21$1,498
This Aeromexico deal was found by Cheapflights users on 12/21. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/259:30 amMDW - IST
2 stops33h 40mAir France
Thu 1/165:10 amIST - MDW
2 stops22h 04mAir France
Deal found 12/21$1,783
This Kiwi.com deal was found by Cheapflights users on 12/20. 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.
Tue 12/312:20 pmMDW - IST
1 stop17h 20mMultiple Airlines
Mon 1/63:25 pmIST - MDW
1 stop16h 49mMultiple Airlines
Deal found 12/20$2,008
This KLM deal was found by Cheapflights users on 12/20. 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.
Tue 12/243:32 pmMDW - IST
2 stops16h 23mKLM
Tue 12/315:10 amIST - MDW
2 stops20h 00mKLM
Deal found 12/20$3,678

Find flights from Chicago to Istanbul within your budget

Customize your flight search to find flights from Chicago 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 December 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 1/24

2:02 pm-8:35 pm

2 stops21h 33m

Istanbul

Fri 1/31

5:20 am-2:35 pm

1 stop18h 15m

$673

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 2/3

9:55 pm-5:35 pm

1 stop34h 40m

Istanbul

Mon 2/10

7:50 am-7:50 pm

2 stops21h 00m

$715

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 2/18

5:13 pm-4:10 am

2 stops25h 57m

Istanbul

Thu 2/27

5:10 am-3:05 pm

1 stop18h 55m

$774

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 1/26

6:50 pm-7:45 pm

1 stop15h 55m

Istanbul

Sun 2/9

2:05 pm-3:15 pm

1 stop34h 10m

$795

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 3/16

4:55 pm-10:45 pm

1 stop21h 50m

Istanbul

Sat 3/22

6:55 pm-12:05 pm

1 stop25h 10m

$804

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 4/20

7:40 pm-6:10 am

1 stop26h 30m

Istanbul

Sun 5/4

8:05 pm-3:25 pm

1 stop27h 20m

$837

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Wed 2/12

2:08 pm-4:55 pm

2 stops17h 47m

Istanbul

Wed 2/26

5:55 pm-6:11 pm

2 stops33h 16m

$848

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Wed 2/12

9:33 am-4:55 pm

2 stops22h 22m

Istanbul

Wed 2/26

5:10 am-4:20 pm

2 stops20h 10m

$854

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Wed 1/15

2:08 pm-4:55 pm

2 stops17h 47m

Istanbul

Wed 1/29

5:55 pm-6:14 pm

2 stops33h 19m

$960

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Fri 1/31

2:08 pm-4:10 am

2 stops29h 02m

Istanbul

Mon 2/3

5:10 am-6:11 pm

2 stops22h 01m

$1,555

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 21 results
1
2
3

Compare providers for flights from Chicago to Istanbul

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 Chicago to Istanbul in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
FlightsMojoPrice Accuracy-Trust Score*3 stars
MytripPrice Accuracy3 starsTrust 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 Chicago-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Istanbul 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 Chicago-Istanbul 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 Chicago to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Chicago 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.

Travel insights for flights from Chicago to Istanbul

Get recent, data-driven insights about flights from Chicago to Istanbul including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Chicago to Istanbul Airport?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Istanbul. Price data was last updated on December 13, 2024.

The price you pay for your flight from Chicago to Istanbul Airport may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Chicago to Istanbul Airport (average of $923). Flying from Chicago to Istanbul Airport in June is currently the most expensive (average of $1,423). 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 CHI to IST?

Find hourly flight availability from Chicago 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 December 21, 2024.

It’s optimal to fly from Chicago to Istanbul Airport at noon. By choosing this option you can save up to 31% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Chicago to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Istanbul. Price data was last updated on March 24, 2024.

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

Weekly flight availability from Chicago to Istanbul Airport

Explore weekly flight availability from Chicago 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 December 21, 2024.

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

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul Airport ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Istanbul Airport when rainfall is around 0.4 in.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 December 21, 2024.
Peruse reviews from past customers who have flown with Delta, United Airlines and Air France from Chicago to Istanbul to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,597 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,344 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LOT
7.6
Good
1,128 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Qatar Airways
7.5
Good
3,787 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,501 reviews
Delta
8.0
Very good
8,597 reviews

Boarding

8.2

Crew

8.6

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 to Istanbul Airport round-trip?

    Cheapflights users have booked flights from Chicago to Istanbul Airport round-trip from $715. Other airlines that can offer you cheap pricing are Delta, from $774, and Royal Jordanian, from $795. LOT is 33% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Turkish Airlines, which is currently one of the cheapest options available, starting at $414. Qatar Airways flights start at $483 while deals on Etihad Airways start at $495 one-way.

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

    Before booking your flight to Istanbul Airport from Chicago, check out the most reliable airlines to get you to your destination on time: MIAT Mongolian (78%), RwandAir (70%), Singapore Airlines( 67%).

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

    The cheapest flight price from Chicago to Istanbul Airport is $414. On average you can expect to pay $1,700. The most popular route, (Chicago O'Hare Intl - Istanbul), can usually be booked for $706.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Chicago to Istanbul Airport (average of $923). Flying from Chicago to Istanbul Airport in June is currently the most expensive (average of $1,423). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Chicago to Istanbul

Discover the top 10 airlines that operate flights from Chicago 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 December 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$575Average$839FlexibilityNo cancel feeOn-time75%
Air SerbiaCheapest$592Average$1,037FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$653Average$1,168FlexibilityNo cancel feeOn-time77%
LOTCheapest$683Average$956FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$700Average$963FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$708Average$1,092FlexibilityNo cancel feeOn-time70%
Etihad AirwaysCheapest$721Average$843FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$729Average$1,103FlexibilityNo cancel feeOn-time76%
Royal JordanianCheapest$747Average$852FlexibilityNo cancel feeOn-time61%
DeltaCheapest$749Average$1,075FlexibilityNo cancel feeOn-timeN/A
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.