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Cheap flights from Chicago O'Hare Intl Airport to Istanbul from $250

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 O'Hare Intl Airport to Istanbul departing on 10/3. 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Istanbul

Cheap round-trip flights

Logo
11:45 pm - 6:05 pmORD-IST
10h 20mnonstop
Logo
4:45 am - 4:12 pmIST-ORD
43h 27m2 stops
$597
Find Deal
Mon, Sep 1 - Thu, Oct 2
Logo
11:45 pm - 6:05 pmORD-IST
10h 20mnonstop
Logo
4:45 am - 4:12 pmIST-ORD
43h 27m2 stops
$619
Find Deal
Mon, Aug 18 - Wed, Sep 17
Logo
11:25 am - 5:45 amORD-IST
10h 20mnonstop
Logo
8:35 pm - 4:12 pmIST-ORD
51h 37m2 stops
$632
Find Deal
Thu, Sep 25 - Mon, Oct 6
Turkish Airlines Logo
11:25 am - 5:45 amORD-IST
10h 20mnonstop
Turkish Airlines Logo
6:30 am - 9:40 amIST-ORD
11h 10mnonstop
$635Turkish Airlines
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Mon, Oct 13 - Fri, Oct 24
Logo
10:40 am - 9:05 pmORD-SAW
26h 25m3 stops
Logo
4:35 pm - 7:55 pmSAW-ORD
35h 20m2 stops
$640
Find Deal
Wed, Aug 27 - Sat, Sep 6
Turkish Airlines Logo
12:50 pm - 7:10 amORD-IST
10h 20mnonstop
Turkish Airlines Logo
7:35 am - 10:05 amIST-ORD
11h 30mnonstop
$645Turkish Airlines
Find Deal
Tue, Oct 28 - Thu, Nov 6
Logo
11:45 pm - 6:05 pmORD-IST
10h 20mnonstop
Logo
4:45 am - 4:12 pmIST-ORD
43h 27m2 stops
$648
Find Deal
Sat, Sep 20 - Thu, Oct 2
Logo
11:25 am - 5:45 amORD-IST
10h 20mnonstop
Logo
4:45 am - 4:12 pmIST-ORD
43h 27m2 stops
$649
Find Deal
Tue, Sep 23 - Thu, Oct 2
Air Serbia Logo
6:50 pm - 3:50 pmORD-IST
13h 00m1 stop
Air Serbia Logo
4:20 am - 9:00 pmIST-ORD
24h 40m1 stop
$691Air Serbia
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Mon, Aug 18 - Sat, Sep 13
Icelandair Logo
6:30 pm - 11:55 pmORD-IST
20h 25m1 stop
Icelandair Logo
12:25 pm - 5:20 pmIST-ORD
13h 55m1 stop
$703Icelandair
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Wed, Nov 12 - Fri, Nov 21

Turkish Airlines flights from Chicago O'Hare Intl Airport to Istanbul

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Istanbul flight tickets
Turkish Airlines
Oct 13
ORD11:25 amChicago O'Hare Intl
10h 20m
IST5:45 amIstanbul
Oct 24
IST6:30 amIstanbul
11h 10m
ORD9:40 amChicago O'Hare Intl
$635
Find similar
Turkish Airlines
Oct 28
ORD12:50 pmChicago O'Hare Intl
10h 20m
IST7:10 amIstanbul
Nov 6
IST7:35 amIstanbul
11h 30m
ORD10:05 amChicago O'Hare Intl
$645
Find similar
Turkish Airlines
Sep 28
ORD11:25 amChicago O'Hare Intl
10h 20m
IST5:45 amIstanbul
Oct 8
IST6:30 amIstanbul
11h 10m
ORD9:40 amChicago O'Hare Intl
$653
Find similar

Etihad Airways flights from Chicago O'Hare Intl Airport to Istanbul

Our best Etihad Airways deals on Chicago O'Hare Intl Airport to Istanbul flight tickets
Etihad Airways
Aug 9
ORD1:55 pmChicago O'Hare Intl
32h 20m
1 stop
IST6:15 amIstanbul
Sep 3
IST2:10 pmIstanbul
26h 35m
1 stop
ORD8:45 amChicago O'Hare Intl
$758
Find similar
Etihad Airways
Aug 5
ORD1:55 pmChicago O'Hare Intl
39h 10m
1 stop
IST1:05 pmIstanbul
Sep 30
IST2:10 pmIstanbul
26h 35m
1 stop
ORD8:45 amChicago O'Hare Intl
$880
Find similar
Etihad Airways
Aug 8
ORD1:55 pmChicago O'Hare Intl
39h 10m
1 stop
IST1:05 pmIstanbul
Oct 1
IST2:10 pmIstanbul
26h 35m
1 stop
ORD8:45 amChicago O'Hare Intl
$903
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 July 31, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 9/1

11:45 pm-6:05 pm

Nonstop10h 20m

Istanbul

Thu 10/2

4:45 am-4:12 pm

2 stops43h 27m

$597

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 8/18

11:45 pm-6:05 pm

Nonstop10h 20m

Istanbul

Wed 9/17

4:45 am-4:12 pm

2 stops43h 27m

$619

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 9/25

11:25 am-5:45 am

Nonstop10h 20m

Istanbul

Mon 10/6

8:35 pm-4:12 pm

2 stops51h 37m

$632

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 10/13

11:25 am-5:45 am

Nonstop10h 20m

Istanbul

Fri 10/24

6:30 am-9:40 am

Nonstop11h 10m

$635

ChicagoIstanbul

ORD - SAW

ORDSAW

Chicago O'Hare Intl

Wed 8/27

10:40 am-9:05 pm

3 stops26h 25m

Istanbul Sabiha Gokcen

Sat 9/6

4:35 pm-7:55 pm

2 stops35h 20m

$640

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 10/28

12:50 pm-7:10 am

Nonstop10h 20m

Istanbul

Thu 11/6

7:35 am-10:05 am

Nonstop11h 30m

$645

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 9/20

11:45 pm-6:05 pm

Nonstop10h 20m

Istanbul

Thu 10/2

4:45 am-4:12 pm

2 stops43h 27m

$648

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 9/23

11:25 am-5:45 am

Nonstop10h 20m

Istanbul

Thu 10/2

4:45 am-4:12 pm

2 stops43h 27m

$649

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 8/18

6:50 pm-3:50 pm

1 stop13h 00m

Istanbul

Sat 9/13

4:20 am-9:00 pm

1 stop24h 40m

$691

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 11/12

6:30 pm-11:55 pm

1 stop20h 25m

Istanbul

Fri 11/21

12:25 pm-5:20 pm

1 stop13h 55m

$703

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 O'Hare Intl Airport 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 O'Hare Intl Airport and Istanbul?

What is the cheapest month to fly to Istanbul?

In general, November is the cheapest month to fly from Chicago O'Hare Intl Airport to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $897. If you aren’t able to travel to Istanbul during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $959.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Istanbul is on a Wednesday when prices can be found for as low as $923. 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 $1,026.

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 O'Hare Intl Airport 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 O'Hare Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago O'Hare Intl to Istanbul flight route?

Fly from Chicago O'Hare Intl to Istanbul for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $1,050 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Chicago O'Hare Intl Airport for as low as $934 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Istanbul flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl Airport to Istanbul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Istanbul

Best Price Found

$250

Fastest flight time

10h 20m

Direct flights

Every day

Airports in Istanbul

2 airports
The best one-way flight to Istanbul from Chicago O'Hare Intl Airport in the past 72 hours is $250. The best round-trip flight deal from Chicago O'Hare Intl Airport to Istanbul found on momondo in the last 72 hours is $597.
The fastest flight from Chicago O'Hare Intl Airport to Istanbul takes 10h 20m
Direct flights go from Chicago O'Hare Intl Airport to Istanbul every day.
There are 2 airports near Istanbul: Istanbul Sabiha Gokcen (SAW), Istanbul (IST)
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  • How far is Chicago O'Hare Intl to Istanbul by plane?

    Chicago O'Hare Intl and Istanbul are 5475.8 mi apart from one another. A reasonable flight in good conditions will take 10h 20m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Istanbul?

    Prices for flights from Chicago O'Hare Intl Airport to Istanbul are refreshed on a daily basis.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Istanbul?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Istanbul?

    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 Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Istanbul

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Istanbul with momondo
Airline
Rating
Free Cancellation
Price
Air SerbiaPriceFrom $382Free CancellationRating
6.3
196 reviews
Search Air Serbia flights
IcelandairPriceFrom $480Free CancellationRating
7.0
520 reviews
Search Icelandair flights
Turkish AirlinesPriceFrom $624Free CancellationRating
7.3
3,933 reviews
Search Turkish Airlines flights
LOTPriceFrom $683Free CancellationRating
7.6
1,105 reviews
Search LOT flights
American AirlinesPriceFrom $700Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $704Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
DeltaPriceFrom $711Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Etihad AirwaysPriceFrom $721Free CancellationRating
7.4
1,230 reviews
Search Etihad Airways flights
Royal JordanianPriceFrom $747Free CancellationRating
6.8
417 reviews
Search Royal Jordanian flights
LufthansaPriceFrom $776Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Istanbul. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Istanbul from Chicago with this policy.

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

momondo provides multiple filters to help you find the best flight to Istanbul from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Chicago to Istanbul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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