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$339+ Cheap flights from Chicago (CHI) 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — IST
May 14 — May 211
Thu 5/14
Thu 5/21
1 adult, Economy
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Find cheap flights from Chicago to Istanbul with Cheapflights

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Cheapflights Tip: The best prices from Chicago to Istanbul are usually found in February or November, booked 61 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap 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 April 14, 2026.

This oojo deal was found by Cheapflights users on 4/12. 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.
Sat 11/76:50 pm
ORD
-
IST
2 stops48h 50m
Scandinavian Airlines
Sun 11/155:30 am
IST
-
ORD
2 stops37h 03m
Scandinavian Airlines
Deal found 4/12$759
This Vliegwinkel deal was found by Cheapflights users on 4/9. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:20 pm
ORD
-
IST
1 stop32h 35m
Qatar Airways
Wed 10/218:05 pm
IST
-
ORD
1 stop27h 00m
Qatar Airways
Deal found 4/9$761
This CrystalTravel deal was found by Cheapflights users on 4/13. 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.
Wed 11/46:50 pm
ORD
-
IST
1 stop27h 10m
Qatar Airways
Wed 11/118:10 pm
IST
-
ORD
1 stop27h 20m
Qatar Airways
Deal found 4/13$762
This oojo deal was found by Cheapflights users on 4/10. 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.
Thu 5/77:20 pm
ORD
-
IST
1 stop28h 00m
Qatar Airways
Wed 5/2711:00 am
IST
-
ORD
1 stop37h 50m
Qatar Airways
Deal found 4/10$765
This Justfly.com deal was found by Cheapflights users on 4/14. 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.
Sun 4/267:20 pm
ORD
-
IST
1 stop28h 00m
Qatar Airways
Fri 5/1511:00 am
IST
-
ORD
1 stop37h 50m
Qatar Airways
Deal found 4/14$768
This FlightHub deal was found by Cheapflights users on 4/9. 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.
Sun 8/237:20 pm
ORD
-
IST
1 stop27h 00m
Qatar Airways
Wed 9/168:05 pm
IST
-
ORD
1 stop27h 00m
Qatar Airways
Deal found 4/9$770
This FlightHub deal was found by Cheapflights users on 4/14. 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.
Tue 11/36:50 pm
ORD
-
SAW
1 stop32h 20m
Qatar Airways
Tue 11/101:40 pm
SAW
-
ORD
1 stop33h 50m
Qatar Airways
Deal found 4/14$770
This FlightHub deal was found by Cheapflights users on 4/10. 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.
Wed 9/27:20 pm
ORD
-
IST
1 stop27h 00m
Qatar Airways
Wed 9/98:05 pm
IST
-
ORD
1 stop27h 00m
Qatar Airways
Deal found 4/10$771
This FlightHub deal was found by Cheapflights users on 4/13. 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 10/87:20 pm
ORD
-
IST
1 stop39h 15m
Qatar Airways
Thu 10/228:05 pm
IST
-
ORD
1 stop27h 00m
Qatar Airways
Deal found 4/13$773
This Kiwi.com deal was found by Cheapflights users on 4/10. 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.
Mon 4/277:15 pm
ORD
-
IST
1 stop24h 25m
Scandinavian Airlines
Mon 5/114:30 am
IST
-
ORD
1 stop19h 40m
Scandinavian Airlines
Deal found 4/10$775
This FlightHub deal was found by Cheapflights users on 4/13. 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.
Tue 9/157:20 pm
ORD
-
IST
1 stop32h 35m
Qatar Airways
Fri 9/251:45 pm
IST
-
ORD
1 stop33h 20m
Qatar Airways
Deal found 4/13$776
This Trip.com deal was found by Cheapflights users on 4/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:20 pm
ORD
-
IST
1 stop24h 20m
Scandinavian Airlines
Sun 11/155:30 am
IST
-
ORD
1 stop20h 15m
Scandinavian Airlines
Deal found 4/12$778

Find 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 (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 April 14, 2026.

Round-trip from

$765
(oojo)

One-way from

$339
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$892
From Chicago (CHI) to Istanbul
Search Deals
One-way flight from Chicago (CHI) to Istanbul
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($199 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
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 April 14, 2026.
Use the filters below to find and compare flights from Chicago to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/20

7:20 pm-7:20 am

1 stop28h 00m

Istanbul

Sat 5/2

8:50 am-4:50 pm

1 stop40h 00m

$869

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/27

6:00 am-7:20 am

2 stops41h 20m

Istanbul

Fri 5/15

8:50 am-4:50 pm

1 stop40h 00m

$894

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 4/24

8:48 pm-7:20 am

2 stops50h 32m

Istanbul

Thu 5/7

11:00 am-4:50 pm

1 stop37h 50m

$951

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/20

7:20 pm-7:20 am

1 stop28h 00m

Istanbul

Wed 5/6

11:00 am-10:58 am

2 stops55h 58m

$974

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 4/22

4:36 pm-7:20 am

2 stops30h 44m

Istanbul

Sat 5/2

11:00 am-4:50 pm

1 stop37h 50m

$1,004

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Tue 5/12

1:59 pm-4:20 pm

2 stops18h 21m

Istanbul

Tue 5/26

6:00 am-6:33 pm

2 stops20h 33m

$1,043

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 5/28

4:20 pm-1:20 am

1 stop25h 00m

Istanbul

Thu 6/4

6:00 am-2:15 pm

1 stop16h 15m

$1,055

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Mon 6/1

7:00 pm-9:00 pm

2 stops18h 00m

Istanbul Sabiha Gokcen

Mon 6/15

8:50 am-8:31 pm

2 stops19h 41m

$1,063

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Wed 6/10

5:22 pm-9:00 pm

2 stops19h 38m

Istanbul Sabiha Gokcen

Thu 6/25

8:50 am-8:31 pm

2 stops19h 41m

$1,063

ChicagoIstanbul

MDW - SAW

MDWSAW

Chicago Midway

Fri 5/29

7:13 pm-9:00 pm

2 stops17h 47m

Istanbul Sabiha Gokcen

Sun 6/7

8:50 am-10:17 pm

2 stops21h 27m

$1,063

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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.

Cheapflights Insights

Everything you need to know about your flight from Chicago to Istanbul

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Istanbul. Price data was last updated on April 10, 2026.

The price you pay for your flight from Chicago to Istanbul may vary depending on when you book. For the best chance of a lower fare, look to book 61 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?

Currently, December is the cheapest month in which you can book a flight from Chicago to Istanbul (average of $440). Flying from Chicago to Istanbul in May is currently the most expensive (average of $897). 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 April 14, 2026.

When flying from Chicago to Istanbul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Chicago to Istanbul

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 April 14, 2026.

The most flights from CHI to TR5 are scheduled on a Monday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Chicago to Istanbul?

How often are flights from Chicago to Istanbul delayed?

About 22% of weekly flights between Chicago and Istanbul have experienced delays in the past year, with the average delay time being 182 minutes.

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

Historically, flights departing in the early afternoon 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?

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

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

Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 21% of flights being delayed.

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 April 14, 2026.
Get a feel of what it's like to fly with LOT,Turkish Airlines, andLufthansa from Chicago to Istanbul by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.5
Good
1,188 reviews

Food

7.1

Overall

7.5

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
LOT
7.5
Good
1,188 reviews
LOT
7.5
Good
1,188 reviews

Food

7.1

Overall

7.5

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
Turkish Airlines
7.3
Good
4,304 reviews
LOT
7.5
Good
1,188 reviews

Food

7.1

Overall

7.5

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
Lufthansa
6.8
Okay
7,921 reviews
LOT
7.5
Good
1,188 reviews

Food

7.1

Overall

7.5

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
British Airways
6.7
Okay
7,883 reviews
LOT
7.5
Good
1,188 reviews

Food

7.1

Overall

7.5

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .
Air Serbia
6.1
Okay
218 reviews
LOT
7.5
Good
1,188 reviews

Food

7.1

Overall

7.5

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Crew

8.2

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

NQZ - WAW

Everything is ok , but I paid for seats that was given to someone . And when she was given tickets during registration, the customer service representative didn’t even see anything that the seats were exactly 16 D for both flight . But he gave tickets with totally different seats. How can they don’t see it on the site when he is registering someone . I don’t know what to say .

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.

  • How long is the flight from Chicago to Istanbul?

    Qatar Airways, Delta, and KLM can get you from Chicago to Istanbul in just under 18h. Your travel time can differ by up to 10h. The distance from Chicago to Istanbul is about 5494 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Chicago to Istanbul round-trip?

    Cheapflights users have booked flights from Chicago to Istanbul round-trip from $127. Other airlines that can offer you cheap pricing are Icelandair, from $421, and Air Serbia, from $440. Users have found that Royal Jordanian is 87% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $321 on Turkish Airlines. Other airlines that offer cheap prices include Air Serbia from $443 and LOT from $480 one-way.

  • What are the most popular routes from Chicago to Istanbul?

    While some choose either Chicago O'Hare Intl - Istanbul Sabiha Gokcen or Chicago Midway - Istanbul, Chicago O'Hare Intl - Istanbul is the most popular route from Chicago to Istanbul.

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

    No one likes to see their flight delayed. When booking a flight from Chicago to Istanbul consider choosing Uzbekistan Airways (72%), Pakistan International Airlines (72%) or IndiGo (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Istanbul?

    The cheapest flight price from Chicago to Istanbul is $453. On average you can expect to pay $1,683. The most popular route, (Chicago O'Hare Intl - Istanbul), can usually be booked for $783.

  • 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?

    Currently, December is the cheapest month in which you can book a flight from Chicago to Istanbul (average of $440). Flying from Chicago to Istanbul in May is currently the most expensive (average of $897). 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

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Alternative routes for Chicago to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Istanbul flights
St. Louis to Istanbul flights
O'Hare Intl to Antalya flights
O'Hare Intl to Tarsus flights
O'Hare Intl to Trabzon flights
St. Louis to Ankara flights

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 April 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Royal JordanianCheapest$127Average$782FlexibilityNo cancel feeOn-time61%
IcelandairCheapest$421Average$637FlexibilityNo cancel feeOn-time76%
Air SerbiaCheapest$440Average$860FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$521Average$616FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$524Average$989FlexibilityNo cancel feeOn-time71%
DeltaCheapest$586Average$1,054FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$671Average$976FlexibilityNo cancel feeOn-time77%
KLMCheapest$719Average$812FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$744Average$1,180FlexibilityNo cancel feeOn-time76%
LOTCheapest$755Average$1,034FlexibilityNo cancel feeOn-time81%

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