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$381+ Cheap flights from Illinois 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IST
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Illinois to Istanbul

Keep the following information in mind while searching for Illinois to Istanbul flight deals. Data was last updated May 1, 2025.

Round-trip from

$782
(Kiwi.com)

One-way from

$381
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,244
From Illinois to Istanbul
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One-way flight from Illinois to Istanbul
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($212 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Illinois to Istanbul

Cheapest flights from Illinois to Istanbul
Explore the most affordable flight options available from Illinois to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This CrystalTravel deal was found by Cheapflights users on 4/30. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:25 pmORD - IST
2 stops16h 20mLufthansa
Tue 11/186:30 amIST - ORD
1 stop15h 55mLufthansa
Deal found 4/30$761
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/72:00 pmORD - SAW
3 stops23h 05mMultiple Airlines
Mon 5/1212:50 pmSAW - ORD
2 stops31h 20mMultiple Airlines
Deal found 4/30$762
This oojo deal was found by Cheapflights users on 4/30. 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.
Tue 9/91:55 pmORD - IST
1 stop32h 20mEtihad Airways
Tue 9/237:30 amIST - ORD
1 stop33h 15mEtihad Airways
Deal found 4/30$771
This Air Canada deal was found by Cheapflights users on 4/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:20 amORD - IST
2 stops24h 55mAir Canada
Tue 11/188:40 amIST - ORD
2 stops34h 59mAir Canada
Deal found 4/30$773
This Travelocity deal was found by Cheapflights users on 4/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:15 pmORD - IST
1 stop17h 40mMultiple Airlines
Wed 10/294:40 pmIST - ORD
1 stop13h 30mMultiple Airlines
Deal found 4/30$778
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/35:00 pmORD - IST
2 stops26h 25mDelta
Tue 8/264:20 amIST - ORD
1 stop18h 40mDelta
Deal found 4/29$785
This United Airlines deal was found by Cheapflights users on 4/30. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/92:24 pmORD - IST
2 stops23h 21mUnited Airlines
Thu 11/206:30 amIST - ORD
1 stop22h 35mUnited Airlines
Deal found 4/30$786
This Icelandair deal was found by Cheapflights users on 4/30. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2210:15 pmORD - IST
1 stop17h 40mIcelandair
Sat 11/18:05 amIST - ORD
1 stop18h 15mIcelandair
Deal found 4/30$792
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:30 pmSTL - IST
2 stops26h 10mAir Canada
Mon 9/89:20 pmIST - STL
2 stops30h 13mAir Canada
Deal found 4/30$810
This Cheapflightsfares deal was found by Cheapflights users on 5/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/54:55 pmORD - IST
1 stop24h 10mBritish Airways
Wed 8/208:25 amIST - ORD
1 stop15h 30mBritish Airways
Deal found 5/1$810
This oojo deal was found by Cheapflights users on 4/30. 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.
Tue 11/46:55 pmORD - SAW
1 stop32h 15mQatar Airways
Tue 11/118:10 pmSAW - ORD
1 stop27h 20mQatar Airways
Deal found 4/30$813
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/42:50 pmORD - IST
2 stops17h 40mAmerican Airlines
Thu 12/47:35 amIST - ORD
1 stop16h 50mAmerican Airlines
Deal found 4/29$817

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 May 1, 2025.
Use the filters below to find and compare flights from Illinois to Istanbul that are best for you.

Fly from

Illinois

Fly to

Istanbul

Route

Depart

Return

Price

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Wed 5/7

2:00 pm-9:05 pm

3 stops23h 05m

Istanbul Sabiha Gokcen

Mon 5/12

12:50 pm-12:10 pm

2 stops31h 20m

$762

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 5/7

10:15 pm-3:50 am

2 stops21h 35m

Istanbul

Wed 5/14

4:45 am-9:15 pm

2 stops24h 30m

$779

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 7/20

10:00 am-1:05 pm

2 stops19h 05m

Istanbul

Mon 8/18

9:20 pm-6:12 pm

2 stops28h 52m

$788

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 7/22

4:20 pm-4:20 pm

1 stop16h 00m

Istanbul

Thu 8/14

4:20 am-3:00 pm

1 stop18h 40m

$800

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Mon 9/1

1:30 pm-11:40 pm

2 stops26h 10m

Istanbul

Mon 9/8

9:20 pm-7:33 pm

2 stops30h 13m

$810

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 7/19

9:25 pm-1:05 pm

2 stops31h 40m

Istanbul

Mon 8/18

5:55 pm-12:55 pm

1 stop27h 00m

$816

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Sun 5/4

7:20 pm-12:10 pm

1 stop32h 50m

Istanbul Sabiha Gokcen

Mon 5/19

8:05 pm-3:05 pm

1 stop27h 00m

$842

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 5/4

7:20 pm-6:35 pm

1 stop39h 15m

Istanbul

Mon 5/19

8:05 pm-3:05 pm

1 stop27h 00m

$848

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Fri 8/22

10:45 am-3:25 am

2 stops32h 40m

Istanbul

Mon 9/8

5:05 pm-3:58 pm

2 stops30h 53m

$894

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Wed 5/28

6:25 pm-3:25 am

2 stops25h 00m

Istanbul

Wed 6/4

4:20 am-6:45 pm

2 stops22h 25m

$906

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 52 results
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Best time to book a flight from Illinois to Istanbul

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Istanbul (average of $923). Flying from Illinois 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 IL to IST?

Find hourly flight availability from Illinois 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Istanbul as you normally would.

Weekly flight availability from Illinois to Istanbul

Explore weekly flight availability from Illinois 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 May 1, 2025.

The most flights from USIL 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 May 1, 2025.
See what other customers who have flown with Asiana Airlines, Emirates and Delta from Illinois to Istanbul have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.2
Very good
442 reviews

Comfort

8.0

Entertainment

7.7

Food

8.0

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very good
442 reviews
Asiana Airlines
8.2
Very good
442 reviews

Comfort

8.0

Entertainment

7.7

Food

8.0

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Emirates
8.0
Very good
3,215 reviews
Asiana Airlines
8.2
Very good
442 reviews

Comfort

8.0

Entertainment

7.7

Food

8.0

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Delta
8.0
Very good
7,934 reviews
Asiana Airlines
8.2
Very good
442 reviews

Comfort

8.0

Entertainment

7.7

Food

8.0

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
KLM
7.8
Good
1,334 reviews
Asiana Airlines
8.2
Very good
442 reviews

Comfort

8.0

Entertainment

7.7

Food

8.0

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
LOT
7.6
Good
1,069 reviews
Asiana Airlines
8.2
Very good
442 reviews

Comfort

8.0

Entertainment

7.7

Food

8.0

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 to fly from Illinois to Istanbul one-way?

    The cheapest airlines for a one-way flight from Illinois to Istanbul are Turkish Airlines ($461), Qatar Airways ($465), and Etihad Airways ($479).

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

    Most travelers choose Chicago O'Hare Intl - Istanbul, Chicago O'Hare Intl - Istanbul Sabiha Gokcen or Chicago Midway - Istanbul when deciding on the best route from Illinois to Istanbul.

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

    Consider Singapore Airlines (77%), Uzbekistan Airways (69%) or Turkish Airlines (69%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Istanbul.

  • What are the cheapest flights from Illinois to Istanbul?

    Looking at all options, your cheapest flight can be booked for $353. While the most popular route (Chicago O'Hare Intl - Istanbul) can be booked for $709 on average our data indicates $2,450 when flying from Illinois to Istanbul.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 Illinois to Istanbul?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Istanbul (average of $923). Flying from Illinois 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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Alternative routes for Illinois to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
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Las Vegas to Istanbul flights
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Portland to Istanbul flights
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Salt Lake City to Istanbul flights

Top 10 airlines flying from Illinois to Istanbul

Discover the top 10 airlines that operate flights from Illinois 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air SerbiaCheapest$364Average$1,017FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$480Average$1,018FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$623Average$1,112FlexibilityNo cancel feeOn-time77%
LOTCheapest$683Average$953FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$700Average$938FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$704Average$1,079FlexibilityNo cancel feeOn-time70%
Etihad AirwaysCheapest$721Average$852FlexibilityNo cancel feeOn-time75%
DeltaCheapest$731Average$1,039FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$735Average$1,090FlexibilityNo cancel feeOn-time76%
Royal JordanianCheapest$747Average$842FlexibilityNo cancel feeOn-time61%

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