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Cheap flights from Illinois to Istanbul from $341

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 4/13. 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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0 bags

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Find the cheapest flights from Illinois to Istanbul

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
6:00 am - 11:59 pm
IST
-
STL
25h 59m
2 stops
$651Delta
Wed, Apr 29 - Fri, May 8
Delta Logo
12:23 pm - 1:20 am
STL
-
IST
28h 57m
2 stops
Delta Logo
6:00 am - 5:16 pm
IST
-
STL
19h 16m
2 stops
$688Delta
Sat, Apr 25 - Fri, May 8
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
$700Scandinavian Airlines
Mon, Apr 27 - Mon, May 11
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
$730Scandinavian Airlines
Mon, Apr 20 - Fri, May 1
Etihad Airways Logo
9:10 pm - 1:05 pm
ORD
-
IST
31h 55m
1 stop
Etihad Airways Logo
2:10 pm - 8:35 am
IST
-
ORD
26h 25m
1 stop
$761Etihad Airways
Tue, Aug 11 - Tue, Aug 25
Etihad Airways Logo
9:10 pm - 1:05 pm
ORD
-
IST
31h 55m
1 stop
Etihad Airways Logo
2:10 pm - 8:35 am
IST
-
ORD
26h 25m
1 stop
$765Etihad Airways
Mon, Sep 7 - Mon, Sep 14
Lufthansa Logo
1:10 pm - 9:25 pm
STL
-
IST
24h 15m
2 stops
Lufthansa Logo
5:40 am - 1:25 pm
IST
-
STL
15h 45m
1 stop
$828Lufthansa
Wed, Apr 29 - Fri, May 8
Multiple Airlines Logo
7:25 am - 1:20 am
STL
-
IST
33h 55m
2 stops
Multiple Airlines Logo
5:20 pm - 5:16 pm
IST
-
STL
31h 56m
2 stops
$833Multiple Airlines
Sun, May 3 - Sat, May 9
Lufthansa Logo
10:35 am - 2:05 am
MLI
-
IST
31h 30m
2 stops
Lufthansa Logo
5:40 am - 3:12 pm
IST
-
MLI
17h 32m
2 stops
$835Lufthansa
Mon, Apr 27 - Fri, May 8
Multiple Airlines Logo
7:30 am - 1:00 pm
MDW
-
IST
21h 30m
1 stop
Multiple Airlines Logo
1:40 am - 1:00 pm
IST
-
MDW
43h 20m
2 stops
$897Multiple Airlines
Mon, Apr 20 - Mon, Apr 27

Scandinavian Airlines flights from Illinois to Istanbul Airport

Our best Scandinavian Airlines deals on Illinois to Istanbul Airport flight tickets
Scandinavian Airlines
Apr 27
ORD7:15 pmChicago O'Hare Intl
24h 25m
1 stop
IST3:40 amIstanbul
May 11
IST4:30 amIstanbul
19h 40m
1 stop
ORD4:10 pmChicago O'Hare Intl
$700
Scandinavian Airlines
Apr 20
ORD7:15 pmChicago O'Hare Intl
24h 25m
1 stop
IST3:40 amIstanbul
May 1
IST4:30 amIstanbul
19h 40m
1 stop
ORD4:10 pmChicago O'Hare Intl
$730
Scandinavian Airlines
Apr 20
ORD7:15 pmChicago O'Hare Intl
24h 25m
1 stop
IST3:40 amIstanbul
May 1
IST4:30 amIstanbul
19h 40m
1 stop
ORD4:10 pmChicago O'Hare Intl
$731

Etihad Airways flights from Illinois to Istanbul Airport

Our best Etihad Airways deals on Illinois to Istanbul Airport flight tickets
Etihad Airways
Aug 11
ORD9:10 pmChicago O'Hare Intl
31h 55m
1 stop
IST1:05 pmIstanbul
Aug 25
IST2:10 pmIstanbul
26h 25m
1 stop
ORD8:35 amChicago O'Hare Intl
$761
Etihad Airways
Sep 7
ORD9:10 pmChicago O'Hare Intl
31h 55m
1 stop
IST1:05 pmIstanbul
Sep 14
IST2:10 pmIstanbul
26h 25m
1 stop
ORD8:35 amChicago O'Hare Intl
$765
Etihad Airways
Apr 20
ORD1:00 pmChicago O'Hare Intl
41h 25m
1 stop
IST2:25 pmIstanbul
May 6
IST1:50 pmIstanbul
26h 45m
1 stop
ORD8:35 amChicago O'Hare Intl
$777

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Istanbul Airport 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 March 30, 2026.
Use the filters below to find and compare flights from Illinois to Istanbul Airport 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

Fri 5/8

6:00 am-11:59 pm

2 stops25h 59m

$651

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Sat 4/25

12:23 pm-1:20 am

2 stops28h 57m

Istanbul

Fri 5/8

6:00 am-5:16 pm

2 stops19h 16m

$688

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/27

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Mon 5/11

4:30 am-4:10 pm

1 stop19h 40m

$700

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/20

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Fri 5/1

4:30 am-4:10 pm

1 stop19h 40m

$730

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 8/11

9:10 pm-1:05 pm

1 stop31h 55m

Istanbul

Tue 8/25

2:10 pm-8:35 am

1 stop26h 25m

$761

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 9/7

9:10 pm-1:05 pm

1 stop31h 55m

Istanbul

Mon 9/14

2:10 pm-8:35 am

1 stop26h 25m

$765
Quickest round-trip

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Wed 4/29

1:10 pm-9:25 pm

2 stops24h 15m

Istanbul

Fri 5/8

5:40 am-1:25 pm

1 stop15h 45m

$828

St. LouisIstanbul

STL - IST

STLIST

Lambert-St Louis

Sun 5/3

7:25 am-1:20 am

2 stops33h 55m

Istanbul

Sat 5/9

5:20 pm-5:16 pm

2 stops31h 56m

$833

MolineIstanbul

MLI - IST

MLIIST

Moline Quad-City

Mon 4/27

10:35 am-2:05 am

2 stops31h 30m

Istanbul

Fri 5/8

5:40 am-3:12 pm

2 stops17h 32m

$835

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Mon 4/20

7:30 am-1:00 pm

1 stop21h 30m

Istanbul

Mon 4/27

1:40 am-1:00 pm

2 stops43h 20m

$897

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 Istanbul from

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

What is the cheapest month to fly to Istanbul Airport?

In general, February 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 $802. If you don’t want to visit Istanbul Airport 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 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 $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 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 $909. 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 $933.

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 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 $1,010 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 $805 on momondo.

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

There are 3 cabin classes available to choose from on Illinois to Istanbul 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 Istanbul Airport flights?

You could potentially save up to 73% 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

$538

Fastest flight time

10h 20m

Direct flights

Every day
The best one-way flight to Istanbul Airport from Illinois in the past 72 hours is $538. The best round-trip flight deal from Illinois to Istanbul Airport found on momondo in the last 72 hours is $719.
The fastest flight from Illinois to Istanbul Airport takes 10h 20m
Direct flights go from Illinois to Istanbul Airport every day.
Search flight deals

  • 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?

  • 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?

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 JordanianPriceFrom $127Free CancellationRating
6.7
456 reviews
Search Royal Jordanian flights
IcelandairPriceFrom $421Free CancellationRating
7.0
628 reviews
Search Icelandair flights
Air SerbiaPriceFrom $439Free CancellationRating
6.1
216 reviews
Search Air Serbia flights
Scandinavian AirlinesPriceFrom $521Free CancellationRating
7.3
1,731 reviews
Search Scandinavian Airlines flights
American AirlinesPriceFrom $524Free CancellationRating
7.1
11,533 reviews
Search American Airlines flights
DeltaPriceFrom $586Free CancellationRating
7.9
8,360 reviews
Search Delta flights
Turkish AirlinesPriceFrom $653Free CancellationRating
7.4
4,292 reviews
Search Turkish Airlines flights
KLMPriceFrom $719Free CancellationRating
7.8
1,480 reviews
Search KLM flights
LOTPriceFrom $755Free CancellationRating
7.5
1,179 reviews
Search LOT flights
Etihad AirwaysPriceFrom $757Free CancellationRating
7.3
1,432 reviews
Search Etihad Airways flights

Traveling to a place near Istanbul?

Book flights to Istanbul if you plan to visit one of these locations
Yalova

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.

An easier way to manage your Istanbul Airport trip

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