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Cheap flights from Illinois to Turkey from $342

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 Turkey departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Turkey

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:46 pm - 3:30 am
STL
-
IST
29h 44m
2 stops
Delta Logo
5:20 pm - 5:16 pm
IST
-
STL
31h 56m
2 stops
$650Delta
Wed, Apr 29 - Wed, May 6
Scandinavian Airlines Logo
7:15 pm - 3:40 am
ORD
-
IST
24h 25m
1 stop
Scandinavian Airlines Logo
4:30 am - 4:10 pm
IST
-
ORD
19h 40m
1 stop
$727Scandinavian Airlines
Mon, Apr 20 - Sat, May 2
Scandinavian Airlines Logo
7:15 pm - 3:40 am
ORD
-
IST
24h 25m
1 stop
Scandinavian Airlines Logo
4:30 am - 4:10 pm
IST
-
ORD
19h 40m
1 stop
$731Scandinavian Airlines
Mon, Apr 20 - Sat, May 2
KLM Logo
3:25 pm - 5:05 pm
STL
-
SAW
17h 40m
2 stops
KLM Logo
8:50 am - 8:44 pm
SAW
-
STL
19h 54m
2 stops
$832KLM
Wed, Apr 29 - Wed, May 6
Lufthansa Logo
6:55 pm - 9:25 pm
STL
-
IST
18h 30m
2 stops
Lufthansa Logo
5:40 am - 1:25 pm
IST
-
STL
15h 45m
1 stop
$833Lufthansa
Wed, Apr 29 - Wed, May 6
KLM Logo
4:50 pm - 5:05 pm
ORD
-
SAW
16h 15m
1 stop
KLM Logo
8:50 am - 2:30 pm
SAW
-
ORD
13h 40m
1 stop
$864KLM
Mon, Apr 20 - Wed, May 6
Lufthansa Logo
7:09 pm - 2:05 am
STL
-
IST
22h 56m
2 stops
Lufthansa Logo
5:40 am - 1:25 pm
IST
-
STL
15h 45m
1 stop
$872Lufthansa
Fri, May 1 - Fri, May 8
British Airways Logo
3:55 pm - 12:25 am
STL
-
IST
48h 30m
2 stops
British Airways Logo
5:45 pm - 10:00 pm
IST
-
STL
36h 15m
2 stops
$881British Airways
Sat, Aug 1 - Tue, Aug 18
Multiple Airlines Logo
7:25 pm - 8:30 pm
ORD
-
SAW
17h 05m
2 stops
Multiple Airlines Logo
9:30 am - 6:15 pm
SAW
-
ORD
16h 45m
2 stops
$882Multiple Airlines
Mon, Apr 20 - Wed, May 6
Multiple Airlines Logo
9:27 am - 4:20 pm
MDW
-
IST
22h 53m
2 stops
Multiple Airlines Logo
4:25 am - 6:36 pm
IST
-
MDW
22h 11m
2 stops
$958Multiple Airlines
Mon, Apr 20 - Wed, May 6

British Airways flights from Illinois to Turkey

Our best British Airways deals on Illinois to Turkey flight tickets
British Airways
Aug 1
STL3:55 pmLambert-St Louis
48h 30m
2 stops
IST12:25 amIstanbul
Aug 18
IST5:45 pmIstanbul
36h 15m
2 stops
STL10:00 pmLambert-St Louis
$881
British Airways
May 3
STL9:40 pmLambert-St Louis
13h 35m
1 stop
IST7:15 pmIstanbul
Jun 5
IST8:10 amIstanbul
23h 49m
2 stops
STL11:59 pmLambert-St Louis
$1,054
British Airways
Apr 9
STL5:21 pmLambert-St Louis
23h 19m
2 stops
IST12:40 amIstanbul
Apr 20
IST7:00 pmIstanbul
32h 30m
1 stop
STL7:30 pmLambert-St Louis
$1,241

United Airlines flights from Illinois to Turkey

Our best United Airlines deals on Illinois to Turkey flight tickets
United Airlines
May 1
STL8:46 amLambert-St Louis
28h 39m
2 stops
IST9:25 pmIstanbul
May 8
IST5:40 amIstanbul
15h 45m
1 stop
STL1:25 pmLambert-St Louis
$885
United Airlines
Aug 1
STL9:23 amLambert-St Louis
23h 42m
2 stops
IST5:05 pmIstanbul
Aug 18
IST1:55 pmIstanbul
41h 42m
3 stops
STL11:37 pmLambert-St Louis
$991
United Airlines
Apr 12
STL3:30 pmLambert-St Louis
17h 30m
1 stop
IST5:00 pmIstanbul
Apr 25
IST5:50 amIstanbul
21h 41m
2 stops
STL7:31 pmLambert-St Louis
$1,217

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Turkey 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, momondo users made 832,500 searches. Data last updated April 4, 2026.
Use the filters below to find and compare flights from Illinois to Turkey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Wed 4/29

1:46 pm-3:30 am

2 stops29h 44m

Istanbul

Wed 5/6

5:20 pm-5:16 pm

2 stops31h 56m

$650

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/20

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Sat 5/2

4:30 am-4:10 pm

1 stop19h 40m

$727

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/20

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Sat 5/2

4:30 am-4:10 pm

1 stop19h 40m

$731

St. LouisIstanbul

STL - SAW

STLSAW

Lambert-St Louis

Wed 4/29

3:25 pm-5:05 pm

2 stops17h 40m

Istanbul Sabiha Gokcen

Wed 5/6

8:50 am-8:44 pm

2 stops19h 54m

$832

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Wed 4/29

6:55 pm-9:25 pm

2 stops18h 30m

Istanbul

Wed 5/6

5:40 am-1:25 pm

1 stop15h 45m

$833
Quickest round-trip

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Mon 4/20

4:50 pm-5:05 pm

1 stop16h 15m

Istanbul Sabiha Gokcen

Wed 5/6

8:50 am-2:30 pm

1 stop13h 40m

$864

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Fri 5/1

7:09 pm-2:05 am

2 stops22h 56m

Istanbul

Fri 5/8

5:40 am-1:25 pm

1 stop15h 45m

$872

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Sat 8/1

3:55 pm-12:25 am

2 stops48h 30m

Istanbul

Tue 8/18

5:45 pm-10:00 pm

2 stops36h 15m

$881

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Mon 4/20

7:25 pm-8:30 pm

2 stops17h 05m

Istanbul Sabiha Gokcen

Wed 5/6

9:30 am-6:15 pm

2 stops16h 45m

$882

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Mon 4/20

9:27 am-4:20 pm

2 stops22h 53m

Istanbul

Wed 5/6

4:25 am-6:36 pm

2 stops22h 11m

$958

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Turkey from

How to get the cheapest flight ticket from Illinois to Turkey

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

What is the cheapest month to fly to Turkey?

The cheapest month to fly to Turkey from Illinois is in February. Flight prices, which tend to average around $802, are often lower during this time because this is during the off-season. If you don’t want to visit Turkey in February, then you should wait until November to fly from Illinois, when ticket prices are also cheap, with an average price of $885.

What is the cheapest day to depart on your flight to Turkey?

The cheapest day to depart from Illinois to Turkey is on a Wednesday when prices can be found for as low as $887. 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 $967.

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

The cheapest time of day to fly to Turkey is in the morning when flights can be purchased for as low as $909. In the evening is when there is more demand to fly to Turkey, so prices are often more expensive at around $933 per ticket.

What is the cheapest Illinois to Turkey flight route?

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

How far in advance should I book a flight to Turkey?

You are more likely to see cheaper flights to Turkey from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Turkey for around $1,009 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Turkey from Illinois for as low as $840 on momondo.

What cabin class options are available on Illinois to Turkey flights?

There are 3 cabin classes available to choose from on Illinois to Turkey flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Turkey flights?

You could potentially save up to 73% on your flight if you consider stops on a Illinois to Turkey flight.

Cheap Illinois to Turkey flight deals and tips

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

Best Price Found

$538

Fastest flight time

10h 20m

Direct flights

Every day

Airports in Turkey

91 airports
The best one-way flight to Turkey from Illinois in the past 72 hours is $538. The best round-trip flight deal from Illinois to Turkey found on momondo in the last 72 hours is $719.
The fastest flight from Illinois to Turkey takes 10h 20m
Direct flights go from Illinois to Turkey every day.
There are 91 airports in Turkey. From Illinois there are direct flights to Istanbul (IST).
Search flight deals

Frequently asked questions about flying from Illinois to Turkey

  • When did momondo last update prices for flights from Illinois to Turkey?

    Prices for flights from Illinois to Turkey are updated daily.

  • How many operators does momondo search for flights from Illinois to Turkey?

  • How old do you have to be to fly from Illinois to Turkey?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Turkey.

  • What documentation or ID do you need to fly to Turkey?

    The required travel and health documents for your Turkey trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Turkey. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Illinois to Turkey?

Best airlines flying from Illinois to Turkey

Compare and see reviews for airlines that fly from Illinois to Turkey with momondo
Airline
Rating
Free Cancellation
Price
Royal JordanianPriceFrom $127Free CancellationRating
6.7
457 reviews
Search Royal Jordanian flights
IcelandairPriceFrom $421Free CancellationRating
7.0
631 reviews
Search Icelandair flights
Air SerbiaPriceFrom $439Free CancellationRating
6.1
216 reviews
Search Air Serbia flights
Scandinavian AirlinesPriceFrom $521Free CancellationRating
7.3
1,740 reviews
Search Scandinavian Airlines flights
American AirlinesPriceFrom $524Free CancellationRating
7.1
11,558 reviews
Search American Airlines flights
DeltaPriceFrom $586Free CancellationRating
7.9
8,382 reviews
Search Delta flights
Turkish AirlinesPriceFrom $653Free CancellationRating
7.4
4,298 reviews
Search Turkish Airlines flights
KLMPriceFrom $719Free CancellationRating
7.7
1,487 reviews
Search KLM flights
LOTPriceFrom $755Free CancellationRating
7.5
1,182 reviews
Search LOT flights
Etihad AirwaysPriceFrom $757Free CancellationRating
7.3
1,429 reviews
Search Etihad Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Turkey. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Turkey from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Illinois to Turkey flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Turkey 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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