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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.
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
Find Deal
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
Find Deal
Wed, Jan 7 - Wed, Mar 25
Etihad Airways Logo
2:10 pm - 12:55 pmORD-IST
38h 45m1 stop
Etihad Airways Logo
7:30 pm - 7:35 amIST-ORD
21h 05m1 stop
$771Etihad Airways
Find Deal
Mon, Oct 27 - Tue, Nov 11
Lufthansa Logo
4:20 pm - 6:05 pmORD-IST
16h 45m1 stop
Lufthansa Logo
6:30 am - 1:10 pmIST-ORD
15h 40m1 stop
$772Lufthansa
Find Deal
Wed, Jan 14 - Sat, Jan 24
Delta Logo
4:25 pm - 4:55 pmORD-IST
15h 30m1 stop
Delta Logo
4:50 am - 3:10 pmIST-ORD
19h 20m1 stop
$773Delta
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Fri, Nov 7 - Sun, Nov 9
United Airlines Logo
11:20 am - 5:45 pmORD-IST
21h 25m2 stops
United Airlines Logo
6:30 am - 1:10 pmIST-ORD
15h 40m1 stop
$776United Airlines
Find Deal
Tue, Jan 6 - Fri, Jan 16
Delta Logo
4:09 pm - 3:50 amORD-IST
26h 41m2 stops
Delta Logo
4:50 am - 3:10 pmIST-ORD
19h 20m1 stop
$777Delta
Find Deal
Sat, Nov 8 - Fri, Nov 14
United Airlines Logo
12:50 pm - 6:05 pmORD-IST
20h 15m2 stops
United Airlines Logo
6:30 am - 6:37 pmIST-ORD
21h 07m2 stops
$782United Airlines
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Wed, Jan 7 - Wed, Jan 14
Etihad Airways Logo
2:10 pm - 6:25 amORD-IST
32h 15m1 stop
Etihad Airways Logo
7:30 pm - 7:35 amIST-ORD
21h 05m1 stop
$801Etihad Airways
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Tue, Oct 28 - Thu, Nov 6
Icelandair Logo
6:30 pm - 12:15 amORD-IST
20h 45m2 stops
Icelandair Logo
12:25 pm - 5:20 pmIST-ORD
13h 55m1 stop
$810Icelandair
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Sun, Nov 30 - Mon, Dec 8

Lufthansa flights from Chicago to Istanbul Airport

Our best Lufthansa deals on Chicago to Istanbul Airport flight tickets
Lufthansa
Nov 12
ORD10:35 pmChicago O'Hare Intl
15h 10m
1 stop
IST10:45 pmIstanbul
Nov 19
IST6:30 amIstanbul
15h 40m
1 stop
ORD1:10 pmChicago O'Hare Intl
$769
Find similar
Lufthansa
Jan 14
ORD4:20 pmChicago O'Hare Intl
16h 45m
1 stop
IST6:05 pmIstanbul
Jan 24
IST6:30 amIstanbul
15h 40m
1 stop
ORD1:10 pmChicago O'Hare Intl
$772
Find similar
Lufthansa
Nov 12
ORD4:20 pmChicago O'Hare Intl
16h 45m
1 stop
IST6:05 pmIstanbul
Nov 20
IST6:30 amIstanbul
15h 40m
1 stop
ORD1:10 pmChicago O'Hare Intl
$778
Find similar

Etihad Airways flights from Chicago to Istanbul Airport

Our best Etihad Airways deals on Chicago to Istanbul Airport flight tickets
Etihad Airways
Oct 27
ORD2:10 pmChicago O'Hare Intl
32h 15m
1 stop
IST6:25 amIstanbul
Nov 11
IST7:30 pmIstanbul
21h 05m
1 stop
ORD7:35 amChicago O'Hare Intl
$770
Find similar
Etihad Airways
Oct 27
ORD2:10 pmChicago O'Hare Intl
38h 45m
1 stop
IST12:55 pmIstanbul
Nov 11
IST7:30 pmIstanbul
21h 05m
1 stop
ORD7:35 amChicago O'Hare Intl
$771
Find similar
Etihad Airways
Oct 27
ORD2:10 pmChicago O'Hare Intl
20h 10m
1 stop
IST6:20 pmIstanbul
Nov 11
IST7:30 pmIstanbul
21h 05m
1 stop
ORD7:35 amChicago O'Hare Intl
$776
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 October 15, 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

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

Mon 10/27

2:10 pm-12:55 pm

1 stop38h 45m

Istanbul

Tue 11/11

7:30 pm-7:35 am

1 stop21h 05m

$771

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 1/14

4:20 pm-6:05 pm

1 stop16h 45m

Istanbul

Sat 1/24

6:30 am-1:10 pm

1 stop15h 40m

$772

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 11/7

4:25 pm-4:55 pm

1 stop15h 30m

Istanbul

Sun 11/9

4:50 am-3:10 pm

1 stop19h 20m

$773

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 1/6

11:20 am-5:45 pm

2 stops21h 25m

Istanbul

Fri 1/16

6:30 am-1:10 pm

1 stop15h 40m

$776

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sat 11/8

4:09 pm-3:50 am

2 stops26h 41m

Istanbul

Fri 11/14

4:50 am-3:10 pm

1 stop19h 20m

$777

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 1/7

12:50 pm-6:05 pm

2 stops20h 15m

Istanbul

Wed 1/14

6:30 am-6:37 pm

2 stops21h 07m

$782

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 10/28

2:10 pm-6:25 am

1 stop32h 15m

Istanbul

Thu 11/6

7:30 pm-7:35 am

1 stop21h 05m

$801

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Sun 11/30

6:30 pm-12:15 am

2 stops20h 45m

Istanbul

Mon 12/8

12:25 pm-5:20 pm

1 stop13h 55m

$810

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

What is the cheapest month to fly to Istanbul Airport?

In general, November 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 $913. If you don’t want to visit Istanbul Airport in November, then you should wait until January to fly from Chicago, when ticket prices are also cheap, with an average price of $926.

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 $902. 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 $1,001.

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 $1,036 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 $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.

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 October 2025, prices for Chicago to Istanbul Airport flights are approximately 31% 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

$451

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 $451. The best round-trip flight deal from Chicago to Istanbul Airport found on momondo in the last 72 hours is $696.
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 14h 32m, 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
203 reviews
Search Air Serbia flights
IcelandairPriceFrom $517Free CancellationRating
7.0
556 reviews
Search Icelandair flights
Turkish AirlinesPriceFrom $643Free CancellationRating
7.3
4,009 reviews
Search Turkish Airlines flights
British AirwaysPriceFrom $660Free CancellationRating
6.7
7,456 reviews
Search British Airways flights
LOTPriceFrom $683Free CancellationRating
7.6
1,133 reviews
Search LOT flights
KLMPriceFrom $710Free CancellationRating
7.7
1,402 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
7,491 reviews
Search Lufthansa flights
DeltaPriceFrom $781Free CancellationRating
7.9
7,979 reviews
Search Delta 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 $1,042, with the best Turkish Airlines deals starting from $643 round-trip. 4,009 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.

An easier way to manage your Istanbul Airport trip

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