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Cheap flights from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Istanbul departing on 9/28. 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

LOT Logo
9:55 pm - 11:20 amORD-IST
28h 25m2 stops
LOT Logo
12:10 pm - 8:00 pmIST-ORD
16h 50m2 stops
$752LOT
Find Deal
Tue, Nov 11 - Sat, Nov 22
Multiple Airlines Logo
6:30 pm - 8:55 pmORD-IST
17h 25m2 stops
Multiple Airlines Logo
7:20 pm - 5:20 pmIST-ORD
31h 00m3 stops
$754Multiple Airlines
Find Deal
Fri, Nov 28 - Sat, Dec 6
KLM Logo
5:20 pm - 3:50 amORD-IST
25h 30m1 stop
KLM Logo
4:50 am - 4:18 pmIST-ORD
20h 28m2 stops
$756KLM
Find Deal
Tue, Nov 18 - Mon, Dec 1
LOT Logo
5:10 pm - 10:20 amORD-IST
33h 10m1 stop
LOT Logo
3:00 pm - 8:00 pmIST-ORD
14h 00m1 stop
$757LOT
Find Deal
Thu, Oct 9 - Thu, Nov 6
Etihad Airways Logo
1:55 pm - 6:15 amORD-IST
32h 20m1 stop
Etihad Airways Logo
2:10 pm - 8:45 amIST-ORD
26h 35m1 stop
$764Etihad Airways
Find Deal
Tue, Oct 7 - Tue, Oct 14
Royal Jordanian Logo
8:10 pm - 12:45 pmORD-IST
32h 35m1 stop
Royal Jordanian Logo
1:45 pm - 4:05 pmIST-ORD
34h 20m1 stop
$783Royal Jordanian
Find Deal
Tue, Oct 7 - Sat, Oct 25
Etihad Airways Logo
1:55 pm - 6:15 amORD-IST
32h 20m1 stop
Etihad Airways Logo
7:30 am - 8:45 amIST-ORD
33h 15m1 stop
$789Etihad Airways
Find Deal
Sun, Sep 28 - Wed, Oct 15
United Airlines Logo
7:15 am - 5:45 pmORD-IST
25h 30m2 stops
United Airlines Logo
6:30 am - 7:57 pmIST-ORD
22h 27m2 stops
$795United Airlines
Find Deal
Tue, Nov 18 - Tue, Dec 2
Delta Logo
5:50 pm - 3:50 amORD-IST
25h 00m2 stops
Delta Logo
4:50 am - 3:26 pmIST-ORD
19h 36m2 stops
$797Delta
Find Deal
Sat, Nov 8 - Mon, Nov 17
Delta Logo
6:20 pm - 3:50 amORD-IST
24h 30m2 stops
Delta Logo
4:50 am - 12:02 amIST-ORD
28h 12m2 stops
$798Delta
Find Deal
Sat, Nov 8 - Thu, Nov 20

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

Our best Etihad Airways deals on Chicago O'Hare Intl Airport to Istanbul Airport flight tickets
Etihad Airways
Oct 7
ORD1:55 pmChicago O'Hare Intl
32h 20m
1 stop
IST6:15 amIstanbul
Oct 14
IST2:10 pmIstanbul
26h 35m
1 stop
ORD8:45 amChicago O'Hare Intl
$764
Find similar
Etihad Airways
Sep 28
ORD1:55 pmChicago O'Hare Intl
32h 20m
1 stop
IST6:15 amIstanbul
Oct 30
IST7:30 pmIstanbul
21h 25m
1 stop
ORD8:55 amChicago O'Hare Intl
$768
Find similar
Etihad Airways
Sep 24
ORD1:55 pmChicago O'Hare Intl
39h 10m
1 stop
IST1:05 pmIstanbul
Oct 6
IST2:10 pmIstanbul
26h 35m
1 stop
ORD8:45 amChicago O'Hare Intl
$785
Find similar

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

Our best LOT deals on Chicago O'Hare Intl Airport to Istanbul Airport flight tickets
LOT
Nov 11
ORD9:55 pmChicago O'Hare Intl
28h 25m
2 stops
IST11:20 amIstanbul
Nov 22
IST12:10 pmIstanbul
16h 50m
2 stops
ORD8:00 pmChicago O'Hare Intl
$752
Find similar
LOT
Oct 9
ORD5:10 pmChicago O'Hare Intl
33h 10m
1 stop
IST10:20 amIstanbul
Nov 6
IST3:00 pmIstanbul
14h 00m
1 stop
ORD8:00 pmChicago O'Hare Intl
$757
Find similar
LOT
Nov 5
ORD9:55 pmChicago O'Hare Intl
17h 45m
1 stop
IST12:40 amIstanbul
Nov 12
IST12:10 pmIstanbul
16h 50m
2 stops
ORD8:00 pmChicago O'Hare Intl
$760
Find similar

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 September 17, 2025.
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

Tue 11/11

9:55 pm-11:20 am

2 stops28h 25m

Istanbul

Sat 11/22

12:10 pm-8:00 pm

2 stops16h 50m

$752

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 11/28

6:30 pm-8:55 pm

2 stops17h 25m

Istanbul

Sat 12/6

7:20 pm-5:20 pm

3 stops31h 00m

$754

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 11/18

5:20 pm-3:50 am

1 stop25h 30m

Istanbul

Mon 12/1

4:50 am-4:18 pm

2 stops20h 28m

$756

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 10/9

5:10 pm-10:20 am

1 stop33h 10m

Istanbul

Thu 11/6

3:00 pm-8:00 pm

1 stop14h 00m

$757

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 10/7

1:55 pm-6:15 am

1 stop32h 20m

Istanbul

Tue 10/14

2:10 pm-8:45 am

1 stop26h 35m

$764

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 10/7

8:10 pm-12:45 pm

1 stop32h 35m

Istanbul

Sat 10/25

1:45 pm-4:05 pm

1 stop34h 20m

$783

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 9/28

1:55 pm-6:15 am

1 stop32h 20m

Istanbul

Wed 10/15

7:30 am-8:45 am

1 stop33h 15m

$789

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 11/18

7:15 am-5:45 pm

2 stops25h 30m

Istanbul

Tue 12/2

6:30 am-7:57 pm

2 stops22h 27m

$795

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 11/8

5:50 pm-3:50 am

2 stops25h 00m

Istanbul

Mon 11/17

4:50 am-3:26 pm

2 stops19h 36m

$797

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 11/8

6:20 pm-3:50 am

2 stops24h 30m

Istanbul

Thu 11/20

4:50 am-12:02 am

2 stops28h 12m

$798

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 typical price of a round-trip flight between Chicago O'Hare Intl Airport and Istanbul Airport?

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 $892. 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 $934.

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 $1,000.

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

At noon 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 $682. Flying to Istanbul Airport at noon is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $1,032.

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 $1,039 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 $890 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.

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

As of September 2025, prices for Chicago O'Hare Intl Airport to Istanbul Airport flights are approximately 41% 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

$382

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 $382. The best round-trip flight deal from Chicago O'Hare Intl Airport to Istanbul Airport found on momondo in the last 72 hours is $700.
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 15h 30m 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
Air SerbiaPriceFrom $382Free CancellationRating
6.2
200 reviews
Search Air Serbia flights
IcelandairPriceFrom $517Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Turkish AirlinesPriceFrom $633Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights
DeltaPriceFrom $653Free CancellationRating
7.9
7,961 reviews
Search Delta flights
British AirwaysPriceFrom $660Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
LOTPriceFrom $683Free CancellationRating
7.6
1,117 reviews
Search LOT flights
American AirlinesPriceFrom $700Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Etihad AirwaysPriceFrom $721Free CancellationRating
7.4
1,251 reviews
Search Etihad Airways flights
KLMPriceFrom $753Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Royal JordanianPriceFrom $769Free CancellationRating
6.8
427 reviews
Search Royal Jordanian flights

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

    Turkish Airlines operates around 16 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 $1,053, but momondo users have found Turkish Airlines deals from Chicago O'Hare Intl Airport to Istanbul Airport from as low as $633 round-trip. Turkish Airlines has been scored 7.3/10 in 3,965 reviews.

Traveling to a place near Istanbul?

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