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Cheap flights from Chicago O'Hare Intl Airport to Istanbul from $312

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 2/17. 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 Chicago O'Hare Intl Airport to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:10 pm - 2:50 pm
ORD
-
IST
10h 40mnonstop
Turkish Airlines Logo
6:30 am - 9:40 am
IST
-
ORD
11h 10mnonstop
$682Turkish Airlines
Mon, Apr 6 - Mon, Apr 20
Scandinavian Airlines Logo
11:08 am - 3:40 am
ORD
-
IST
32h 32m
2 stops
Scandinavian Airlines Logo
4:30 am - 4:10 pm
IST
-
ORD
19h 40m
1 stop
$684Scandinavian Airlines
Thu, Apr 16 - Sat, Apr 25
Multiple Airlines Logo
5:15 am - 12:40 am
ORD
-
IST
34h 25m
3 stops
Multiple Airlines Logo
3:00 pm - 5:46 pm
IST
-
ORD
34h 46m
3 stops
$686Multiple Airlines
Tue, Mar 3 - Tue, Mar 10
Turkish Airlines Logo
8:10 pm - 2:50 pm
ORD
-
IST
10h 40mnonstop
Turkish Airlines Logo
6:30 am - 9:40 am
IST
-
ORD
11h 10mnonstop
$696Turkish Airlines
Sat, Apr 11 - Thu, Apr 16
Scandinavian Airlines Logo
6:04 am - 3:40 am
ORD
-
IST
37h 36m
2 stops
Scandinavian Airlines Logo
4:30 am - 9:36 pm
IST
-
ORD
25h 06m
2 stops
$697Scandinavian Airlines
Sun, May 3 - Wed, Sep 2
Scandinavian Airlines Logo
7:15 pm - 3:40 am
ORD
-
IST
24h 25m
1 stop
Scandinavian Airlines Logo
4:30 am - 9:56 pm
IST
-
ORD
25h 26m
3 stops
$699Scandinavian Airlines
Mon, Apr 6 - Mon, Apr 20
Scandinavian Airlines Logo
7:15 pm - 3:40 am
ORD
-
IST
24h 25m
1 stop
Scandinavian Airlines Logo
4:30 am - 10:35 pm
IST
-
ORD
26h 05m
2 stops
$700Scandinavian Airlines
Fri, Apr 24 - Sun, May 10
Turkish Airlines Logo
8:20 pm - 4:00 pm
ORD
-
IST
10h 40mnonstop
Turkish Airlines Logo
3:35 pm - 7:25 pm
IST
-
ORD
11h 50mnonstop
$702Turkish Airlines
Sat, Mar 7 - Mon, Mar 16
Turkish Airlines Logo
8:20 pm - 4:00 pm
ORD
-
IST
10h 40mnonstop
Turkish Airlines Logo
7:35 am - 11:05 am
IST
-
ORD
11h 30mnonstop
$703Turkish Airlines
Mon, Mar 2 - Sun, Mar 15
Scandinavian Airlines Logo
7:15 pm - 3:40 am
ORD
-
IST
24h 25m
1 stop
Scandinavian Airlines Logo
4:30 am - 9:56 pm
IST
-
ORD
25h 26m
3 stops
$704Scandinavian Airlines
Wed, Apr 1 - Wed, Apr 15

Lufthansa flights from Chicago O'Hare Intl Airport to Istanbul Airport

Our best Lufthansa deals on Chicago O'Hare Intl Airport to Istanbul Airport flight tickets
Lufthansa
Mar 30
ORD9:40 pmChicago O'Hare Intl
20h 25m
1 stop
IST2:05 amIstanbul
Apr 10
IST1:55 pmIstanbul
14h 00m
1 stop
ORD7:55 pmChicago O'Hare Intl
$714
Lufthansa
Apr 1
ORD10:30 pmChicago O'Hare Intl
14h 55m
1 stop
IST9:25 pmIstanbul
Apr 17
IST1:55 pmIstanbul
14h 00m
1 stop
ORD7:55 pmChicago O'Hare Intl
$745

KLM flights from Chicago O'Hare Intl Airport to Istanbul Airport

Our best KLM deals on Chicago O'Hare Intl Airport to Istanbul Airport flight tickets
KLM
Mar 18
ORD5:25 pmChicago O'Hare Intl
15h 30m
1 stop
IST4:55 pmIstanbul
Mar 25
IST4:50 amIstanbul
19h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
$723
KLM
Mar 18
ORD5:25 pmChicago O'Hare Intl
15h 30m
1 stop
IST4:55 pmIstanbul
Mar 25
IST4:50 amIstanbul
19h 20m
1 stop
ORD4:10 pmChicago O'Hare Intl
$726
KLM
Feb 20
ORD4:25 pmChicago O'Hare Intl
15h 30m
1 stop
IST4:55 pmIstanbul
Feb 22
IST4:50 amIstanbul
19h 20m
1 stop
ORD3:10 pmChicago O'Hare Intl
$727

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 February 3, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/6

8:10 pm-2:50 pm

Nonstop10h 40m

Istanbul

Mon 4/20

6:30 am-9:40 am

Nonstop11h 10m

$682

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 4/16

11:08 am-3:40 am

2 stops32h 32m

Istanbul

Sat 4/25

4:30 am-4:10 pm

1 stop19h 40m

$684

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 3/3

5:15 am-12:40 am

3 stops34h 25m

Istanbul

Tue 3/10

3:00 pm-5:46 pm

3 stops34h 46m

$686

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 4/11

8:10 pm-2:50 pm

Nonstop10h 40m

Istanbul

Thu 4/16

6:30 am-9:40 am

Nonstop11h 10m

$696

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 5/3

6:04 am-3:40 am

2 stops37h 36m

Istanbul

Wed 9/2

4:30 am-9:36 pm

2 stops25h 06m

$697

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 4/6

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Mon 4/20

4:30 am-9:56 pm

3 stops25h 26m

$699

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 4/24

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Sun 5/10

4:30 am-10:35 pm

2 stops26h 05m

$700

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 3/7

8:20 pm-4:00 pm

Nonstop10h 40m

Istanbul

Mon 3/16

3:35 pm-7:25 pm

Nonstop11h 50m

$702

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Mon 3/2

8:20 pm-4:00 pm

Nonstop10h 40m

Istanbul

Sun 3/15

7:35 am-11:05 am

Nonstop11h 30m

$703

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 4/1

7:15 pm-3:40 am

1 stop24h 25m

Istanbul

Wed 4/15

4:30 am-9:56 pm

3 stops25h 26m

$704

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 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, November is the cheapest month to fly from Chicago O'Hare Intl Airport to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $846. If you don’t want to visit Istanbul Airport in November, then you should wait until October to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of $913.

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 $897. On the other hand, Friday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $989.

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 Chicago O'Hare Intl Airport to Istanbul Airport when you can find flight prices for as low as $917. 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 $952.

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 Airport?

You are more likely to see cheaper flights to Istanbul Airport from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $1,021 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul Airport from Chicago O'Hare Intl Airport for as low as $852 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.

Can stopping save me money on Chicago O'Hare Intl Airport to Istanbul Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Istanbul Airport flight.

How have Chicago O'Hare Intl Airport to Istanbul Airport flight prices changed over time?

As of February 2026, prices for Chicago O'Hare Intl Airport to Istanbul Airport flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Istanbul Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Istanbul Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Istanbul Airport (ORD to IST) flight deals and tips

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

Best Price Found

$488

Fastest flight time

10h 20m

Direct flights

Every day
The best one-way flight to Istanbul Airport from Chicago O'Hare Intl Airport in the past 72 hours is $488. The best round-trip flight deal from Chicago O'Hare Intl Airport to Istanbul Airport found on momondo in the last 72 hours is $684.
The fastest flight from Chicago O'Hare Intl Airport to Istanbul Airport takes 10h 20m
Direct flights go from Chicago O'Hare Intl Airport to Istanbul Airport every day.
Search flight deals

  • How far is Chicago O'Hare Intl to Istanbul by plane?

    There are 5455.1 mi between Chicago O'Hare Intl and Istanbul. Typically, this will take 10h 20m by plane in normal conditions.

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

    Prices for flights from Chicago O'Hare Intl Airport to Istanbul Airport are updated daily.

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

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

    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 Airport.

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

    The travel and health documents you'll need for your trip to Istanbul Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Istanbul Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Istanbul Airport?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Istanbul Airport?

Best airlines flying from Chicago O'Hare Intl Airport to Istanbul Airport

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Istanbul Airport with momondo
Airline
Rating
Free Cancellation
Price
Royal JordanianPriceFrom $127Free CancellationRating
6.8
453 reviews
Search Royal Jordanian flights
Air SerbiaPriceFrom $382Free CancellationRating
6.1
214 reviews
Search Air Serbia flights
IcelandairPriceFrom $421Free CancellationRating
7.1
606 reviews
Search Icelandair flights
American AirlinesPriceFrom $524Free CancellationRating
7.2
11,217 reviews
Search American Airlines flights
DeltaPriceFrom $586Free CancellationRating
7.9
8,138 reviews
Search Delta flights
Turkish AirlinesPriceFrom $594Free CancellationRating
7.3
4,210 reviews
Search Turkish Airlines flights
KLMPriceFrom $719Free CancellationRating
7.7
1,448 reviews
Search KLM flights
LOTPriceFrom $755Free CancellationRating
7.5
1,178 reviews
Search LOT flights
Etihad AirwaysPriceFrom $757Free CancellationRating
7.3
1,380 reviews
Search Etihad Airways flights
LufthansaPriceFrom $767Free CancellationRating
6.8
7,758 reviews
Search Lufthansa flights

  • Turkish Airlines Flights From Chicago O'Hare Intl Airport to Istanbul Airport

    Turkish Airlines operates around 12 flights from Chicago O'Hare Intl Airport to Istanbul Airport every week. The average price of these flights found in the last 72 hours has been $993, but momondo users have found Turkish Airlines deals from Chicago O'Hare Intl Airport to Istanbul Airport from as low as $594 round-trip. Turkish Airlines has been scored 7.3/10 in 4,210 reviews.

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 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?

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Istanbul.

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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