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$383+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — IST
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Istanbul are usually found in January or November, booked 27 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 (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 March 31, 2025.

Round-trip from

$666
(Kiwi.com)

One-way from

$384
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$997
From Chicago (CHI) to Istanbul
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One-way flight from Chicago (CHI) to Istanbul
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Highest demand for flights based on searches. 18% potential increase in price ($238 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Sun 4/2011:25 amORD - IST
Nonstop10h 20mMultiple Airlines
Tue 5/69:30 amIST - ORD
2 stops53h 57mMultiple Airlines
Deal found 3/31$666
This Kiwi.com deal was found by Cheapflights users on 3/30. 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 9/297:15 pmORD - SAW
1 stop13h 50mMultiple Airlines
Mon 10/139:25 amSAW - ORD
1 stop14h 45mMultiple Airlines
Deal found 3/30$733
This Gurufare deal was found by Cheapflights users on 3/31. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:30 pmORD - IST
1 stop20h 25mIcelandair
Fri 11/288:05 amIST - ORD
1 stop18h 15mIcelandair
Deal found 3/31$751
This StudentUniverse deal was found by Cheapflights users on 3/31. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/301:55 pmORD - IST
1 stop32h 15mEtihad Airways
Tue 10/142:25 pmIST - ORD
1 stop26h 20mEtihad Airways
Deal found 3/31$773
This Delta deal was found by Cheapflights users on 3/31. 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.
Tue 11/45:45 pmORD - IST
2 stops25h 25mDelta
Tue 11/115:10 amIST - ORD
1 stop18h 55mDelta
Deal found 3/31$781
This FlightHub deal was found by Cheapflights users on 3/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:55 pmORD - IST
1 stop21h 50mLufthansa
Thu 12/46:30 amIST - ORD
1 stop15h 55mLufthansa
Deal found 3/29$814
This United deal was found by Cheapflights users on 3/30. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/410:35 pmORD - IST
1 stop15h 10mUnited Airlines
Thu 12/46:30 amIST - ORD
2 stops17h 15mUnited Airlines
Deal found 3/30$815
This Air Canada deal was found by Cheapflights users on 3/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/42:00 pmORD - IST
2 stops17h 10mAir Canada
Thu 12/46:30 amIST - ORD
2 stops17h 15mAir Canada
Deal found 3/29$816
This oojo deal was found by Cheapflights users on 3/30. 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 9/47:20 pmORD - SAW
1 stop39h 25mQatar Airways
Sun 9/148:05 pmSAW - ORD
1 stop27h 00mQatar Airways
Deal found 3/30$823
This oojo deal was found by Cheapflights users on 3/31. 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 9/611:10 amORD - IST
1 stop17h 35mRoyal Jordanian
Sat 9/131:45 pmIST - ORD
1 stop25h 05mRoyal Jordanian
Deal found 3/31$826
This FlightHub deal was found by Cheapflights users on 3/30. 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.
Mon 9/297:20 pmORD - IST
1 stop32h 35mQatar Airways
Wed 10/88:05 pmIST - ORD
1 stop27h 00mQatar Airways
Deal found 3/30$846
This Justfly.com deal was found by Cheapflights users on 3/30. 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 4/19:40 pmORD - IST
1 stop18h 10mLOT
Wed 4/91:55 pmIST - ORD
1 stop13h 45mLOT
Deal found 3/30$849

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 March 31, 2025.
Use the filters below to find and compare flights from Chicago to Istanbul that are best for you.

Fly from

Chicago

Fly to

Istanbul

Route

Depart

Return

Price

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 4/20

11:25 am-5:45 am

Nonstop10h 20m

Istanbul

Tue 5/6

9:30 am-7:27 am

2 stops53h 57m

$666

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 9/9

8:40 am-11:55 pm

2 stops31h 15m

Istanbul

Tue 9/16

7:05 am-7:54 am

2 stops32h 49m

$805

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Thu 9/4

7:20 pm-6:45 pm

1 stop39h 25m

Istanbul Sabiha Gokcen

Sun 9/14

8:05 pm-3:05 pm

1 stop27h 00m

$823

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 9/6

11:10 am-12:45 pm

1 stop17h 35m

Istanbul

Sat 9/13

1:45 pm-6:50 am

1 stop25h 05m

$826

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Mon 4/21

7:15 pm-5:15 pm

1 stop14h 00m

Istanbul Sabiha Gokcen

Mon 5/5

5:55 pm-6:17 pm

2 stops32h 22m

$836

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 9/5

7:20 pm-6:20 am

1 stop27h 00m

Istanbul

Sun 9/14

8:05 pm-3:05 pm

1 stop27h 00m

$857

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 9/27

11:45 pm-6:05 pm

Nonstop10h 20m

Istanbul

Thu 10/9

6:30 am-9:40 am

Nonstop11h 10m

$868

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 9/27

1:55 pm-1:05 pm

1 stop39h 10m

Istanbul

Thu 10/9

2:10 pm-8:45 am

1 stop26h 35m

$909

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Fri 4/11

6:44 pm-3:40 pm

1 stop36h 56m

Istanbul

Wed 4/30

4:35 am-12:24 pm

2 stops39h 49m

$962

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Mon 5/5

12:48 pm-4:20 pm

2 stops19h 32m

Istanbul

Tue 5/13

4:20 am-3:30 pm

2 stops19h 10m

$1,036

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 35 results
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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 March 28, 2025.

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 27 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, November is the cheapest month in which you can book a flight from Chicago to Istanbul (average of $923). Flying from Chicago to Istanbul 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 March 31, 2025.

It’s optimal to fly from Chicago to Istanbul at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the afternoon.

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

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 flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 March 31, 2025.

The most flights from CHI to TR5 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 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 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, 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 March 31, 2025.
Read through reviews of airlines operating flights from Chicago 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.
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,065 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Qatar Airways
7.4
Good
3,541 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 round-trip?

    Cheapflights users have booked flights from Chicago to Istanbul round-trip from $781. Other airlines that can offer you cheap pricing are Icelandair, from $805, and Qatar Airways, from $823. Users have found that Royal Jordanian is 27% 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 $406 on Turkish Airlines. Other airlines that offer cheap prices include Etihad Airways from $431 and Qatar Airways from $471 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 MIAT Mongolian (78%), Uzbekistan Airways (74%) or Turkish Airlines (74%) 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 $330. On average you can expect to pay $2,650. The most popular route, (Chicago O'Hare Intl - Istanbul), can usually be booked for $667.

  • 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, November is the cheapest month in which you can book a flight from Chicago to Istanbul (average of $923). Flying from Chicago to Istanbul 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

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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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest$382Average$832FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$480Average$1,097FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$654Average$1,143FlexibilityNo cancel feeOn-time77%
LOTCheapest$683Average$961FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$700Average$975FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$707Average$1,110FlexibilityNo cancel feeOn-time70%
Etihad AirwaysCheapest$721Average$857FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$735Average$1,091FlexibilityNo cancel feeOn-time76%
Royal JordanianCheapest$747Average$845FlexibilityNo cancel feeOn-time61%
DeltaCheapest$756Average$1,072FlexibilityNo cancel feeOn-timeN/A
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