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Cheap flights from Chicago to Istanbul from $316

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Istanbul departing on 10/29. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
4:25 pm - 4:55 pmORD-IST
15h 30m1 stop
KLM Logo
5:55 pm - 3:10 pmIST-ORD
30h 15m2 stops
$763KLM
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Sun, Nov 30 - Sun, Dec 7
Icelandair Logo
6:30 pm - 11:55 pmORD-IST
20h 25m1 stop
Icelandair Logo
9:00 am - 5:20 pmIST-ORD
17h 20m2 stops
$765Icelandair
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Sat, Nov 8 - Fri, Nov 14
Delta Logo
5:20 pm - 3:50 amORD-IST
25h 30m1 stop
Delta Logo
5:55 pm - 2:20 pmIST-ORD
29h 25m1 stop
$766Delta
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Fri, Nov 14 - Sun, Nov 23
Lufthansa Logo
4:20 pm - 10:45 pmORD-IST
21h 25m1 stop
Lufthansa Logo
6:30 am - 1:10 pmIST-ORD
15h 40m1 stop
$767Lufthansa
Find Deal
Mon, Nov 17 - Wed, Dec 3
Delta Logo
5:08 pm - 3:50 amORD-IST
25h 42m2 stops
Delta Logo
5:55 pm - 4:46 pmIST-ORD
31h 51m2 stops
$768Delta
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Fri, Nov 14 - Sun, Nov 23
Lufthansa Logo
10:35 pm - 10:45 pmORD-IST
15h 10m1 stop
Lufthansa Logo
6:30 am - 1:10 pmIST-ORD
15h 40m1 stop
$769Lufthansa
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Wed, Nov 12 - Wed, Nov 19
Multiple Airlines Logo
1:55 pm - 12:35 amORD-IST
25h 40m2 stops
Multiple Airlines Logo
6:30 am - 2:10 pmIST-ORD
15h 40m1 stop
$770Multiple Airlines
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Wed, Jan 7 - Wed, Mar 25
United Airlines Logo
12:50 pm - 6:05 pmORD-IST
20h 15m2 stops
United Airlines Logo
6:30 am - 11:06 amIST-ORD
37h 36m2 stops
$771United Airlines
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Wed, Jan 7 - Thu, Feb 26
United Airlines Logo
10:54 am - 5:45 pmORD-IST
21h 51m2 stops
United Airlines Logo
6:30 am - 11:39 pmIST-ORD
26h 09m2 stops
$786United Airlines
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Tue, Jan 6 - Thu, Jan 15
Turkish Airlines Logo
12:50 pm - 7:10 amORD-IST
10h 20mnonstop
Turkish Airlines Logo
7:35 am - 10:05 amIST-ORD
11h 30mnonstop
$809Turkish Airlines
Find Deal
Tue, Oct 28 - Thu, Nov 20

United Airlines flights from Chicago to Istanbul

Our best United Airlines deals on Chicago to Istanbul flight tickets
United Airlines
Jan 7
ORD12:50 pmChicago O'Hare Intl
20h 15m
2 stops
IST6:05 pmIstanbul
Feb 26
IST6:30 amIstanbul
37h 36m
2 stops
ORD11:06 amChicago O'Hare Intl
$771
Find similar
United Airlines
Jan 6
ORD10:54 amChicago O'Hare Intl
21h 51m
2 stops
IST5:45 pmIstanbul
Jan 15
IST6:30 amIstanbul
26h 09m
2 stops
ORD11:39 pmChicago O'Hare Intl
$786
Find similar

Turkish Airlines flights from Chicago to Istanbul

Our best Turkish Airlines deals on Chicago to Istanbul flight tickets
Turkish Airlines
Oct 28
ORD12:50 pmChicago O'Hare Intl
10h 20m
IST7:10 amIstanbul
Nov 20
IST7:35 amIstanbul
11h 30m
ORD10:05 amChicago O'Hare Intl
$809
Find similar
Turkish Airlines
Oct 29
ORD12:50 pmChicago O'Hare Intl
10h 20m
IST7:10 amIstanbul
Nov 14
IST7:35 amIstanbul
11h 30m
ORD10:05 amChicago O'Hare Intl
$823
Find similar
Turkish Airlines
Oct 27
ORD12:50 pmChicago O'Hare Intl
10h 20m
IST7:10 amIstanbul
Nov 10
IST7:35 amIstanbul
11h 30m
ORD10:05 amChicago O'Hare Intl
$858
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momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Chicago to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 11/30

4:25 pm-4:55 pm

1 stop15h 30m

Istanbul

Sun 12/7

5:55 pm-3:10 pm

2 stops30h 15m

$763

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 11/8

6:30 pm-11:55 pm

1 stop20h 25m

Istanbul

Fri 11/14

9:00 am-5:20 pm

2 stops17h 20m

$765

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 11/14

5:20 pm-3:50 am

1 stop25h 30m

Istanbul

Sun 11/23

5:55 pm-2:20 pm

1 stop29h 25m

$766

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 11/17

4:20 pm-10:45 pm

1 stop21h 25m

Istanbul

Wed 12/3

6:30 am-1:10 pm

1 stop15h 40m

$767

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 11/14

5:08 pm-3:50 am

2 stops25h 42m

Istanbul

Sun 11/23

5:55 pm-4:46 pm

2 stops31h 51m

$768

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 11/12

10:35 pm-10:45 pm

1 stop15h 10m

Istanbul

Wed 11/19

6:30 am-1:10 pm

1 stop15h 40m

$769

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 1/7

1:55 pm-12:35 am

2 stops25h 40m

Istanbul

Wed 3/25

6:30 am-2:10 pm

1 stop15h 40m

$770

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 1/7

12:50 pm-6:05 pm

2 stops20h 15m

Istanbul

Thu 2/26

6:30 am-11:06 am

2 stops37h 36m

$771

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 1/6

10:54 am-5:45 pm

2 stops21h 51m

Istanbul

Thu 1/15

6:30 am-11:39 pm

2 stops26h 09m

$786

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 10/28

12:50 pm-7:10 am

Nonstop10h 20m

Istanbul

Thu 11/20

7:35 am-10:05 am

Nonstop11h 30m

$809

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 Chicago to Istanbul

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 typical price of a round-trip flight between Chicago and Istanbul?

What is the cheapest month to fly to Istanbul?

In general, November is the cheapest month to fly from Chicago to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $913. If you aren’t able to travel to Istanbul during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $926.

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

The cheapest day to depart from Chicago to Istanbul is on a Wednesday when prices can be found for as low as $902. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Istanbul on Friday is $1,001.

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

Our most recent data shows that the best time of day to fly to Istanbul is at noon. Flights from Chicago to Istanbul during this time can be as low as $682. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,032 on average. Flights to Istanbul from Chicago in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago to Istanbul flight route?

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

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

You are more likely to see cheaper flights to Istanbul from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $1,036 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Chicago for as low as $894 on momondo.

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

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

Cheap Chicago to Istanbul flight deals and tips

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

Fastest flight time

10h 20m

Direct flights

Every day

Airports in Istanbul

1 airport
The fastest flight from Chicago to Istanbul takes 10h 20m
Direct flights go from Chicago to Istanbul every day.
There is 1 airport near Istanbul: Istanbul (IST)
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  • How far is Chicago to Istanbul by plane?

    Chicago and Istanbul are 5471.3 mi apart from one another. By plane, this route typically takes 10h 20m.

  • When did momondo last update prices for flights from Chicago to Istanbul?

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

  • How many operators does momondo search for flights from Chicago to Istanbul?

  • How old do you have to be to fly from Chicago to Istanbul?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Istanbul.

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

    The required travel and health documents for your Istanbul 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 Istanbul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Chicago to Istanbul

Compare and see reviews for airlines that fly from Chicago to Istanbul with momondo
Airline
Rating
Free Cancellation
Price
Air SerbiaPriceFrom $382Free CancellationRating
6.2
203 reviews
Search Air Serbia flights
IcelandairPriceFrom $517Free CancellationRating
7.0
556 reviews
Search Icelandair flights
Turkish AirlinesPriceFrom $643Free CancellationRating
7.3
4,010 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $660Free CancellationRating
6.7
7,457 reviews
Search British Airways flights
LOTPriceFrom $683Free CancellationRating
7.6
1,133 reviews
Search LOT flights
KLMPriceFrom $710Free CancellationRating
7.7
1,404 reviews
Search KLM flights
Etihad AirwaysPriceFrom $721Free CancellationRating
7.4
1,280 reviews
Search Etihad Airways flights
Royal JordanianPriceFrom $742Free CancellationRating
6.8
431 reviews
Search Royal Jordanian flights
LufthansaPriceFrom $778Free CancellationRating
6.8
7,497 reviews
Search Lufthansa flights
DeltaPriceFrom $781Free CancellationRating
7.9
7,977 reviews
Search Delta flights

Why use momondo?

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

It is quick and easy to find Chicago to Istanbul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Istanbul that suits you.

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

Yes. All flights to Istanbul from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Chicago to Istanbul 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 Chicago to Istanbul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Chicago to Istanbul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Turkey

Fly into one of these airports located in Istanbul

Airports listed have a maximum distance of 20.9 mi from Istanbul
Istanbul Airport
Istanbul Sabiha Gokcen Airport