What is the cheapest airline that flies from Illinois to Istanbul?

Delta and KLM are the most popular carriers operating from Illinois to Istanbul

How many flights depart from Illinois to Istanbul Airport on average per week?

As of May 2026, there are 63 flights per week flying from Illinois to Istanbul Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

What airlines fly to Istanbul Airport?

Turkish Airlines, Lufthansa and LOT are the top three most popular airlines that fly to Istanbul Airport from Illinois according to our data. Turkish Airlines is the first choice among our users, with 85% of people opting to fly with this airline when traveling to Istanbul Airport. Keep in mind that there are 13 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.

How many flights depart from Illinois to Istanbul Airport on average per day?

As of May 2026, there are 9 flights per day flying from Illinois to Istanbul Airport. The most common time of day flights depart is 11:00AM, with 55% of flights taking off at noon.

How long does it take to fly to Istanbul Airport?

Flight times vary depending on what airport in Illinois you fly out of and what airport in Istanbul Airport you fly into. For example, flying from Chicago to Istanbul Airport takes 13h 50m on average. On the other hand, flying from Moline to Istanbul Airport takes 39h 55m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Illinois to Istanbul Airport?

Prices for flights from Illinois to Istanbul Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Illinois to Istanbul Airport?

As of May 2026, there are 15 operators available to choose from for flights from Illinois to Istanbul Airport.

How old do you have to be to fly from Illinois to Istanbul Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Istanbul Airport.

What documentation or ID do you need to fly to Istanbul Airport?

The travel and health documents required for your trip to Istanbul Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Istanbul Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$426 Cheap Flights from Illinois to Istanbul Airport in 2026

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Find the cheapest flights from Illinois to Istanbul

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:04 pm - 3:30 am

STL

IST

25h 26m

2 stops

6:00 am - 8:42 pm

IST

STL

22h 42m

2 stops

$629Delta

Tue, Jul 28 - Wed, Aug 5

5:25 pm - 3:30 am

STL

IST

26h 05m

2 stops

6:00 am - 4:52 pm

IST

STL

18h 52m

2 stops

$630Delta

Mon, Aug 3 - Wed, Aug 12

2:10 pm - 3:30 am

STL

IST

29h 20m

2 stops

5:20 pm - 5:38 pm

IST

STL

32h 18m

2 stops

$639Delta

Mon, Aug 17 - Mon, Aug 24

9:50 pm - 10:30 am

ORD

IST

28h 40m

2 stops

11:30 am - 9:00 pm

IST

ORD

41h 30m

2 stops

$898LOT

Tue, Oct 13 - Sat, Oct 24

8:10 pm - 10:30 am

ORD

IST

30h 20m

2 stops

11:30 am - 7:50 pm

IST

ORD

40h 20m

2 stops

$899LOT

Fri, Jul 24 - Sat, Aug 29

11:25 am - 5:45 am

ORD

IST

10h 20mnonstop

6:30 am - 9:40 am

IST

ORD

11h 10mnonstop

$900Turkish Airlines

Mon, Oct 5 - Sun, Oct 11

11:25 am - 5:45 am

ORD

IST

10h 20mnonstop

6:30 am - 9:40 am

IST

ORD

11h 10mnonstop

$902Turkish Airlines

Thu, Sep 10 - Sat, Sep 19

7:15 pm - 3:40 am

ORD

IST

24h 25m

1 stop

4:30 am - 10:06 pm

IST

ORD

25h 36m

2 stops

$907Scandinavian Airlines

Tue, Sep 1 - Wed, Sep 30

7:20 pm - 6:35 pm

ORD

IST

39h 15m

1 stop

8:05 pm - 12:40 pm

IST

ORD

24h 35m

2 stops

$908Qatar Airways

Mon, Aug 31 - Fri, Sep 11

6:50 pm - 12:20 pm

ORD

IST

32h 30m

1 stop

8:10 pm - 2:30 pm

IST

ORD

27h 20m

1 stop

$909Qatar Airways

Sat, Nov 7 - Sat, Nov 14

Delta flights from Illinois to Istanbul Airport

Our best Delta deals on Illinois to Istanbul Airport flight tickets

Delta

Jul 28

STL6:04 pmLambert-St Louis

25h 26m

2 stops

IST3:30 amIstanbul

Aug 5

IST6:00 amIstanbul

22h 42m

2 stops

STL8:42 pmLambert-St Louis

$629

Delta

Aug 3

STL5:25 pmLambert-St Louis

26h 05m

2 stops

IST3:30 amIstanbul

Aug 12

IST6:00 amIstanbul

18h 52m

2 stops

STL4:52 pmLambert-St Louis

$630

Delta

Aug 17

STL2:10 pmLambert-St Louis

29h 20m

2 stops

IST3:30 amIstanbul

Aug 24

IST5:20 pmIstanbul

32h 18m

2 stops

STL5:38 pmLambert-St Louis

$639

LOT flights from Illinois to Istanbul Airport

Our best LOT deals on Illinois to Istanbul Airport flight tickets

LOT

Oct 13

ORD9:50 pmChicago O'Hare Intl

28h 40m

2 stops

IST10:30 amIstanbul

Oct 24

IST11:30 amIstanbul

41h 30m

2 stops

ORD9:00 pmChicago O'Hare Intl

$898

LOT

Jul 24

ORD8:10 pmChicago O'Hare Intl

30h 20m

2 stops

IST10:30 amIstanbul

Aug 29

IST11:30 amIstanbul

40h 20m

2 stops

ORD7:50 pmChicago O'Hare Intl

$899

LOT

Aug 19

ORD9:50 pmChicago O'Hare Intl

18h 00m

1 stop

IST11:50 pmIstanbul

Aug 24

IST1:55 pmIstanbul

13h 55m

1 stop

ORD7:50 pmChicago O'Hare Intl

$904

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Tue 7/28

6:04 pm-3:30 am

2 stops25h 26m

Istanbul

Wed 8/5

6:00 am-8:42 pm

2 stops22h 42m

$629

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Mon 8/3

5:25 pm-3:30 am

2 stops26h 05m

Istanbul

Wed 8/12

6:00 am-4:52 pm

2 stops18h 52m

$630

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Mon 8/17

2:10 pm-3:30 am

2 stops29h 20m

Istanbul

Mon 8/24

5:20 pm-5:38 pm

2 stops32h 18m

$639

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 10/13

9:50 pm-10:30 am

2 stops28h 40m

Istanbul

Sat 10/24

11:30 am-9:00 pm

2 stops41h 30m

$898

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 7/24

8:10 pm-10:30 am

2 stops30h 20m

Istanbul

Sat 8/29

11:30 am-7:50 pm

2 stops40h 20m

$899

Quickest round-trip

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 10/5

11:25 am-5:45 am

Nonstop10h 20m

Istanbul

Sun 10/11

6:30 am-9:40 am

Nonstop11h 10m

$900

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 9/10

11:25 am-5:45 am

Nonstop10h 20m

Istanbul

Sat 9/19

6:30 am-9:40 am

Nonstop11h 10m

$902

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 9/1

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Wed 9/30

4:30 am-10:06 pm

2 stops25h 36m

$907

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 8/31

7:20 pm-6:35 pm

1 stop39h 15m

Istanbul

Fri 9/11

8:05 pm-12:40 pm

2 stops24h 35m

$908

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 11/7

6:50 pm-12:20 pm

1 stop32h 30m

Istanbul

Sat 11/14

8:10 pm-2:30 pm

1 stop27h 20m

$909

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Istanbul Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Istanbul Airport?

In general, March is the cheapest month to fly from Illinois to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $127. If you don’t want to visit Istanbul Airport in March, then you should wait until December to fly from Illinois, when ticket prices are also cheap, with an average price of $380.

What is the cheapest day to depart on your flight to Istanbul Airport?

Our data shows that Wednesday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $885. On the other hand, Friday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $950.

What is the cheapest time of day to depart on your flight to Istanbul Airport?

In the morning is the cheapest time of day to fly from Illinois to Istanbul Airport when you can find flight prices for as low as $899. Flying to Istanbul Airport in the morning is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $922.

What is the cheapest Illinois to Istanbul flight route?

Fly from Chicago O'Hare Intl to Istanbul for the best Illinois - Istanbul flight prices

How far in advance should I book a flight from Illinois to Istanbul Airport?

You are more likely to see cheaper flights to Istanbul Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $1,018 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Illinois for as low as $807 on momondo.

Can stopping save me money on Illinois to Istanbul Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Illinois to Istanbul Airport flight.

Cheap Illinois to Istanbul Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Istanbul Airport

Best Price Found	$601
Fastest flight time	9h 20m
Direct flights	Every day

The best one-way flight to Istanbul Airport from Illinois in the past 72 hours is $601. The best round-trip flight deal from Illinois to Istanbul Airport found on momondo in the last 72 hours is $860.

The fastest flight from Illinois to Istanbul Airport takes 9h 20m

Direct flights go from Illinois to Istanbul Airport every day.

Search flight deals

Frequently asked questions about flying from Illinois to Istanbul Airport

When did momondo last update prices for flights from Illinois to Istanbul Airport?
Prices for flights from Illinois to Istanbul Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Istanbul Airport?
As of May 2026, there are 15 operators available to choose from for flights from Illinois to Istanbul Airport.
How old do you have to be to fly from Illinois to Istanbul Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Istanbul Airport.
What documentation or ID do you need to fly to Istanbul Airport?
The travel and health documents required for your trip to Istanbul Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Istanbul Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Illinois to Istanbul Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Istanbul Airport is Boeing 787-8 Dreamliner (19.96% of total bookings). The next most popular plane models are Boeing 787 Dreamliner (19.67%), Boeing 787-9 Dreamliner (17.17%), and Boeing 787-10 Dreamliner (14.47%).

Best airlines flying from Illinois to Istanbul Airport

Compare and see reviews for airlines that fly from Illinois to Istanbul Airport with momondo

Airline	Rating	Free Cancellation	Price
Royal Jordanian	PriceFrom $127	Free Cancellation	Rating 6.8 461 reviews	Search Royal Jordanian flights
Icelandair	PriceFrom $421	Free Cancellation	Rating 7.0 654 reviews	Search Icelandair flights
Air Serbia	PriceFrom $440	Free Cancellation	Rating 6.2 223 reviews	Search Air Serbia flights
Scandinavian Airlines	PriceFrom $541	Free Cancellation	Rating 7.4 1,778 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $586	Free Cancellation	Rating 7.9 8,455 reviews	Search Delta flights
Turkish Airlines	PriceFrom $676	Free Cancellation	Rating 7.4 4,368 reviews	Search Turkish Airlines flights
KLM	PriceFrom $719	Free Cancellation	Rating 7.8 1,517 reviews	Search KLM flights
Lufthansa	PriceFrom $744	Free Cancellation	Rating 6.8 8,004 reviews	Search Lufthansa flights
LOT	PriceFrom $751	Free Cancellation	Rating 7.5 1,190 reviews	Search LOT flights
Etihad Airways	PriceFrom $757	Free Cancellation	Rating 7.3 1,439 reviews	Search Etihad Airways flights

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Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Istanbul?

Finding the right flight to Istanbul from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Istanbul quick and easy, saving you time and money.

Can I find flights from Illinois to Istanbul with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Illinois to Istanbul flights to just show those with flexible booking policies.

How can momondo help me find flights from Illinois to Istanbul?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Istanbul from Illinois.

I’m not ready to book a flight from Illinois to Istanbul right now. Can momondo alert me if prices change?

Price alerts on flights to Istanbul from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to Istanbul Sabiha Gokcen Airportfrom $698

Cheap flights from Illinois to Istanbul from $413

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Istanbul departing on 6/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Illinois to Istanbul Airport

Our best Delta deals on Illinois to Istanbul Airport flight tickets

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Our best LOT deals on Illinois to Istanbul Airport flight tickets

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How to get the cheapest flight ticket from Illinois to Istanbul Airport

What is the cheapest month to fly to Istanbul Airport?

What is the cheapest day to depart on your flight to Istanbul Airport?

What is the cheapest time of day to depart on your flight to Istanbul Airport?

What is the cheapest Illinois to Istanbul flight route?

How far in advance should I book a flight from Illinois to Istanbul Airport?

Can stopping save me money on Illinois to Istanbul Airport flights?

What is the cheapest airline that flies from Illinois to Istanbul?

What airlines fly to Istanbul Airport?

How many flights depart from Illinois to Istanbul Airport on average per day?

How many flights depart from Illinois to Istanbul Airport on average per week?

How long does it take to fly to Istanbul Airport?

Cheap Illinois to Istanbul Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Istanbul Airport

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Illinois to Istanbul Airport

Best airlines flying from Illinois to Istanbul Airport

Compare and see reviews for airlines that fly from Illinois to Istanbul Airport with momondo

Traveling to a place near Istanbul?

Why use momondo?

An easier way to manage your Istanbul Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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