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$530+ Cheap flights from Istanbul to Illinois

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
IST — ORD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Istanbul to Illinois

Cheapest flights from Istanbul to Illinois
Explore the most affordable flight options available from Istanbul to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:35 pm
IST
-
ORD
1 stop30h 25m
Air Serbia
Sat 3/285:30 pm
ORD
-
IST
1 stop13h 30m
Air Serbia
Deal found 1/27$530
This lol.travel deal was found by Cheapflights users on 1/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:55 pm
IST
-
ORD
1 stop13h 55m
LOT
Thu 4/309:50 pm
ORD
-
IST
1 stop18h 00m
LOT
Deal found 1/28$544
This Billigflug deal was found by Cheapflights users on 1/27. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/138:10 am
IST
-
ORD
1 stop17h 50m
Multiple Airlines
Thu 2/261:39 pm
ORD
-
IST
2 stops26h 31m
Multiple Airlines
Deal found 1/27$548
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/205:55 pm
IST
-
ORD
1 stop29h 25m
KLM
Wed 4/14:50 pm
ORD
-
IST
1 stop24h 30m
KLM
Deal found 1/27$550
This oojo deal was found by Cheapflights users on 1/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:50 am
IST
-
ORD
1 stop21h 10m
LOT
Tue 3/1010:55 pm
ORD
-
IST
1 stop17h 45m
LOT
Deal found 1/27$551
This Travelis deal was found by Cheapflights users on 1/28. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/134:50 am
IST
-
MDW
2 stops20h 24m
Multiple Airlines
Sun 2/221:28 pm
MDW
-
IST
2 stops18h 27m
Multiple Airlines
Deal found 1/28$552
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Wed 2/46:30 pm
IST
-
ORD
1 stop34h 30m
LOT
Tue 5/55:10 pm
ORD
-
IST
1 stop15h 30m
LOT
Deal found 1/26$553
This KLM deal was found by Cheapflights users on 1/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/85:55 pm
IST
-
ORD
1 stop29h 25m
KLM
Tue 3/101:57 pm
ORD
-
IST
2 stops18h 58m
KLM
Deal found 1/27$555
This Booking.com deal was found by Cheapflights users on 1/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/137:50 am
IST
-
ORD
1 stop21h 10m
LOT
Thu 2/269:55 pm
ORD
-
IST
1 stop17h 45m
LOT
Deal found 1/27$556
This KLM deal was found by Cheapflights users on 1/28. 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.
Thu 2/195:55 pm
IST
-
ORD
1 stop29h 25m
KLM
Mon 2/232:46 pm
ORD
-
IST
2 stops17h 09m
KLM
Deal found 1/28$557
This Travelis deal was found by Cheapflights users on 1/28. 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 Travelis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/147:35 am
IST
-
ORD
1 stop16h 50m
British Airways
Sun 2/225:10 pm
ORD
-
IST
1 stop15h 15m
British Airways
Deal found 1/28$558
This Ucuzabilet deal was found by Cheapflights users on 1/27. 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 Ucuzabilet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/135:20 am
IST
-
ORD
1 stop18h 40m
Air Serbia
Wed 6/104:40 pm
ORD
-
IST
1 stop15h 15m
Air Serbia
Deal found 1/27$559

Find flight deals from Istanbul to Illinois

Keep the following information in mind while searching for Istanbul to Illinois flight deals. Data was last updated January 29, 2026.

Round-trip from

$530
(Gotogate)

Popular in

August

Cheapest in

February

Average price

$713
From Istanbul to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Istanbul to Illinois 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 January 29, 2026.
Use the filters below to find and compare flights from Istanbul to Illinois that are best for you.

Fly from

Istanbul

Fly to

Illinois

Route

Depart

Return

Price

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Tue 3/10

5:55 pm-3:20 pm

1 stop29h 25m

Chicago O'Hare Intl

Thu 4/9

4:20 pm-1:20 am

1 stop25h 00m

$550

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Wed 4/29

6:00 am-2:30 pm

1 stop16h 30m

Chicago O'Hare Intl

Tue 5/5

4:20 pm-4:20 pm

1 stop16h 00m

$550

IstanbulChicago

IST - MDW

ISTMDW

Istanbul

Fri 2/13

4:50 am-4:14 pm

2 stops20h 24m

Chicago Midway

Sun 2/22

1:28 pm-4:55 pm

2 stops18h 27m

$552

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 3/16

4:50 am-4:10 pm

1 stop19h 20m

Chicago O'Hare Intl

Mon 4/20

4:50 pm-1:20 am

1 stop24h 30m

$556

IstanbulChicago

IST - MDW

ISTMDW

Istanbul

Wed 2/18

4:50 am-5:45 pm

2 stops21h 55m

Chicago Midway

Mon 2/23

1:49 pm-4:55 pm

2 stops18h 06m

$572

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Wed 4/29

6:30 am-9:40 am

Nonstop11h 10m

Chicago O'Hare Intl

Tue 5/5

7:55 pm-10:20 am

1 stop30h 25m

$586

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 4/30

6:30 am-9:40 am

Nonstop11h 10m

Chicago O'Hare Intl

Wed 5/6

7:59 pm-5:05 pm

1 stop37h 06m

$586

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Fri 3/13

8:10 am-6:00 pm

1 stop17h 50m

Chicago O'Hare Intl

Wed 6/10

4:53 pm-12:25 am

2 stops23h 32m

$598

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 5/4

8:15 am-3:55 pm

1 stop15h 40m

Chicago O'Hare Intl

Sun 5/10

10:20 pm-12:25 am

1 stop18h 05m

$603

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Tue 4/28

7:55 pm-12:20 pm

1 stop24h 25m

Chicago O'Hare Intl

Sun 5/31

7:05 pm-12:25 am

1 stop21h 20m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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Best time to book a flight from Istanbul to Illinois

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

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

Currently, July is the cheapest month in which you can book a flight from Istanbul to Illinois (average of $410). Flying from Istanbul to Illinois in August is currently the most expensive (average of $645). 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 IST to IL?

Find hourly flight availability from Istanbul to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

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

Weekly flight availability from Istanbul to Illinois

Explore weekly flight availability from Istanbul to Illinois. 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 January 29, 2026.

The most flights from TR5 to USIL are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

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

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated January 29, 2026.
See what other customers who have flown with KLM, LOT, and Turkish Airlines from Istanbul to Illinois have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,443 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,443 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
LOT
7.5
Good
1,174 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Turkish Airlines
7.3
Good
4,208 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,756 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,705 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Crew

8.4

Comfort

7.6

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Istanbul to Illinois. 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 Istanbul to Illinois?

    For as low as $586, KLM can have you in Illinois from Istanbul in 11h 10m. Airlines will cover a distance of 5455 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 to fly from Istanbul to Illinois one-way?

    The cheapest airlines for a one-way flight from Istanbul to Illinois are Air Serbia ($237), British Airways ($377), and Royal Jordanian ($488).

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

    The most popular route from Istanbul to Illinois is Istanbul - Chicago O'Hare Intl. You may also consider Istanbul Sabiha Gokcen - Chicago O'Hare Intl or Istanbul - Chicago Midway.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Istanbul to Illinois on time: Uzbekistan Airways (68%), Pakistan International Airlines (68%), MIAT Mongolian (68%).

  • What are the cheapest flights from Istanbul to Illinois?

    Looking for the cheapest flight from Istanbul to Illinois? While on average our users pay $1,693, our data indicates the cheapest price to be $612. The most popular route (Istanbul - Chicago O'Hare Intl), is priced around $563.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Istanbul to Illinois (average of $410). Flying from Istanbul to Illinois in August is currently the most expensive (average of $645). 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 Istanbul to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Sabiha Gokcen to Dulles Intl flights
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Istanbul to Santa Ana flights
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Istanbul to Denver flights
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Izmir to John F Kennedy Intl flights
Istanbul to Raleigh flights
Ankara to Newark flights
Izmir to Newark flights
Sabiha Gokcen to Orlando flights
Izmir to Boston flights
Istanbul to Fort Lauderdale flights
Istanbul to Albuquerque flights
Istanbul to Midway flights
Sabiha Gokcen to Baltimore flights

Top 4 airlines flying from Istanbul to Illinois

Discover the top 4 airlines that operate flights from Istanbul to Illinois. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$526Average$634FlexibilityNo cancel feeOn-time70%
LOTCheapest$544Average$686FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$588Average$684FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$626Average$794FlexibilityNo cancel feeOn-time77%

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