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Cheap flights from Chicago to Istanbul from $266

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 9/27. 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

Air Serbia Logo
11:20 pm - 3:30 amORD-IST
20h 10m1 stop
Air Serbia Logo
5:20 am - 2:35 pmIST-ORD
18h 15m1 stop
$639Air Serbia
Find Deal
Sat, Oct 4 - Fri, Nov 14
Air Serbia Logo
11:20 pm - 3:30 amORD-IST
20h 10m1 stop
Air Serbia Logo
5:20 am - 2:35 pmIST-ORD
18h 15m1 stop
$650Air Serbia
Find Deal
Sat, Oct 4 - Fri, Nov 28
Logo
7:25 pm - 3:50 amORD-IST
24h 25m2 stops
Logo
4:45 am - 9:15 pmIST-ORD
24h 30m2 stops
$677
Find Deal
Thu, Sep 11 - Thu, Sep 18
Icelandair Logo
6:30 pm - 11:55 pmORD-IST
20h 25m1 stop
Icelandair Logo
12:25 pm - 5:20 pmIST-ORD
13h 55m1 stop
$680Icelandair
Find Deal
Wed, Jan 14 - Mon, Jan 19
Logo
10:15 pm - 3:50 amORD-IST
21h 35m2 stops
Logo
4:45 am - 9:15 pmIST-ORD
24h 30m2 stops
$688
Find Deal
Fri, Sep 12 - Fri, Sep 19
Icelandair Logo
6:30 pm - 11:55 pmORD-IST
20h 25m1 stop
Icelandair Logo
12:25 pm - 5:20 pmIST-ORD
13h 55m1 stop
$693Icelandair
Find Deal
Wed, Jan 7 - Mon, Jan 19
Logo
7:25 pm - 8:35 pmORD-IST
17h 10m2 stops
Logo
8:50 pm - 9:15 pmIST-ORD
32h 25m3 stops
$694
Find Deal
Tue, Sep 9 - Tue, Sep 16
LOT Logo
10:55 pm - 12:40 amORD-IST
17h 45m1 stop
LOT Logo
7:50 am - 8:00 pmIST-ORD
21h 10m1 stop
$731LOT
Find Deal
Sat, Nov 1 - Sat, Jan 31
Delta Logo
5:59 pm - 3:50 amMDW-IST
24h 51m2 stops
Delta Logo
4:50 am - 9:46 pmIST-MDW
25h 56m2 stops
$797Delta
Find Deal
Wed, Jan 7 - Wed, Jan 14
Delta Logo
5:59 pm - 3:50 amMDW-IST
24h 51m2 stops
Delta Logo
5:55 pm - 6:08 pmIST-MDW
33h 13m2 stops
$798Delta
Find Deal
Tue, Jan 13 - Tue, Jan 20

Icelandair flights from Chicago to Istanbul Airport

Our best Icelandair deals on Chicago to Istanbul Airport flight tickets
Icelandair
Jan 14
ORD6:30 pmChicago O'Hare Intl
20h 25m
1 stop
IST11:55 pmIstanbul
Jan 19
IST12:25 pmIstanbul
13h 55m
1 stop
ORD5:20 pmChicago O'Hare Intl
$680
Find similar
Icelandair
Jan 7
ORD6:30 pmChicago O'Hare Intl
20h 25m
1 stop
IST11:55 pmIstanbul
Jan 19
IST12:25 pmIstanbul
13h 55m
1 stop
ORD5:20 pmChicago O'Hare Intl
$693
Find similar
Icelandair
Jan 10
ORD6:30 pmChicago O'Hare Intl
20h 25m
1 stop
IST11:55 pmIstanbul
Jan 16
IST12:25 pmIstanbul
13h 55m
1 stop
ORD5:20 pmChicago O'Hare Intl
$696
Find similar

LOT flights from Chicago to Istanbul Airport

Our best LOT deals on Chicago to Istanbul Airport flight tickets
LOT
Nov 1
ORD10:55 pmChicago O'Hare Intl
17h 45m
1 stop
IST12:40 amIstanbul
Jan 31
IST7:50 amIstanbul
21h 10m
1 stop
ORD8:00 pmChicago O'Hare Intl
$731
Find similar
LOT
Aug 15
ORD4:55 pmChicago O'Hare Intl
33h 35m
1 stop
IST10:30 amIstanbul
Aug 23
IST11:25 amIstanbul
32h 40m
2 stops
ORD12:05 pmChicago O'Hare Intl
$879
Find similar
LOT
Aug 15
ORD9:40 pmChicago O'Hare Intl
28h 50m
2 stops
IST10:30 amIstanbul
Aug 23
IST11:25 amIstanbul
32h 40m
2 stops
ORD12:05 pmChicago O'Hare Intl
$896
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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 August 14, 2025.
Use the filters below to find and compare flights from Chicago to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 10/4

11:20 pm-3:30 am

1 stop20h 10m

Istanbul

Fri 11/14

5:20 am-2:35 pm

1 stop18h 15m

$639

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 10/4

11:20 pm-3:30 am

1 stop20h 10m

Istanbul

Fri 11/28

5:20 am-2:35 pm

1 stop18h 15m

$650

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Thu 9/11

7:25 pm-3:50 am

2 stops24h 25m

Istanbul

Thu 9/18

4:45 am-9:15 pm

2 stops24h 30m

$677

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 1/14

6:30 pm-11:55 pm

1 stop20h 25m

Istanbul

Mon 1/19

12:25 pm-5:20 pm

1 stop13h 55m

$680

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 9/12

10:15 pm-3:50 am

2 stops21h 35m

Istanbul

Fri 9/19

4:45 am-9:15 pm

2 stops24h 30m

$688

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 1/7

6:30 pm-11:55 pm

1 stop20h 25m

Istanbul

Mon 1/19

12:25 pm-5:20 pm

1 stop13h 55m

$693

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 9/9

7:25 pm-8:35 pm

2 stops17h 10m

Istanbul

Tue 9/16

8:50 pm-9:15 pm

3 stops32h 25m

$694

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 11/1

10:55 pm-12:40 am

1 stop17h 45m

Istanbul

Sat 1/31

7:50 am-8:00 pm

1 stop21h 10m

$731

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Wed 1/7

5:59 pm-3:50 am

2 stops24h 51m

Istanbul

Wed 1/14

4:50 am-9:46 pm

2 stops25h 56m

$797

ChicagoIstanbul

MDW - IST

MDWIST

Chicago Midway

Tue 1/13

5:59 pm-3:50 am

2 stops24h 51m

Istanbul

Tue 1/20

5:55 pm-6:08 pm

2 stops33h 13m

$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 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, January is the cheapest month to fly from Chicago to Istanbul Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $917. If you don’t want to visit Istanbul Airport in January, then you should wait until November to fly from Chicago, when ticket prices are also cheap, with an average price of $927.

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 $913. On the other hand, Friday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,015.

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 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 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 Airport?

You are more likely to see cheaper flights to Istanbul Airport from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul Airport for around $1,043 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 for as low as $896 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.

Can stopping save me money on Chicago to Istanbul Airport flights?

No. A direct flight is the cheapest option for a flight between Chicago to Istanbul Airport.

How have Chicago to Istanbul Airport flight prices changed over time?

As of August 2025, prices for Chicago to Istanbul Airport flights are approximately 45% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Istanbul Airport

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

Cheap Chicago to Istanbul Airport (CHI to IST) flight deals and tips

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

Best Price Found

$266

Fastest flight time

10h 20m

Direct flights

Every day
The best one-way flight to Istanbul Airport from Chicago in the past 72 hours is $266. The best round-trip flight deal from Chicago to Istanbul Airport found on momondo in the last 72 hours is $639.
The fastest flight from Chicago to Istanbul Airport takes 10h 20m
Direct flights go from Chicago to Istanbul Airport every day.
Search flight deals

  • How far is Chicago to Istanbul by plane?

    Chicago and Istanbul are 5450.5 mi apart from one another. Flights usually cover this in 10h 20m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Chicago to Istanbul Airport refresh daily.

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

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

    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 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 to Istanbul Airport?

  • What is the most popular airline from Chicago to Istanbul Airport?

Best airlines flying from Chicago to Istanbul Airport

Compare and see reviews for airlines that fly from Chicago to Istanbul Airport with momondo
Airline
Rating
Free Cancellation
Price
Air SerbiaPriceFrom $382Free CancellationRating
6.2
199 reviews
Search Air Serbia flights
IcelandairPriceFrom $570Free CancellationRating
7.0
526 reviews
Search Icelandair flights
Turkish AirlinesPriceFrom $625Free CancellationRating
7.3
3,940 reviews
Search Turkish Airlines flights
LOTPriceFrom $683Free CancellationRating
7.6
1,107 reviews
Search LOT flights
American AirlinesPriceFrom $700Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $700Free CancellationRating
6.6
7,266 reviews
Search British Airways flights
DeltaPriceFrom $711Free CancellationRating
8.0
7,980 reviews
Search Delta flights
Etihad AirwaysPriceFrom $721Free CancellationRating
7.4
1,232 reviews
Search Etihad Airways flights
Royal JordanianPriceFrom $747Free CancellationRating
6.8
421 reviews
Search Royal Jordanian flights
LufthansaPriceFrom $780Free CancellationRating
6.8
7,317 reviews
Search Lufthansa flights

  • Turkish Airlines Flights From Chicago to Istanbul Airport

    Across 16 Turkish Airlines flights from Chicago to Istanbul Airport this week, the average price was $1,071, with the best Turkish Airlines deals starting from $625 round-trip. 3,940 users have rated Turkish Airlines on momondo, with an average score of 7.3/10.

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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Istanbul from Chicago.

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 helps you find the best flight between Chicago and Istanbul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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