Which layover airport offers the lowest fares from Chicago O'Hare Intl Airport to Istanbul Airport?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $541.

What is the cheapest airline that flies from Chicago O'Hare Intl to Istanbul?

Air Serbia, Turkish Airlines, and LOT are the most popular carriers operating from Chicago O'Hare Intl to Istanbul

Which airline has the best punctuality record on Chicago to Istanbul flights?

According to our data, RwandAir have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

Which layover airport has the shortest travel time from Chicago O'Hare Intl Airport to Istanbul Airport?

Flights connecting via London (LHR) have the shortest average one-way travel time: 14h 25m.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for Chicago to Istanbul flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Which airport is the most popular layover for flights between Chicago O'Hare Intl Airport and Istanbul Airport?

Warsaw (WAW) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Istanbul Airport?

Turkish Airlines, LOT and Lufthansa are the top three most popular airlines that fly to Istanbul Airport from Chicago O'Hare Intl Airport according to our data. Turkish Airlines is the first choice among our users, with 85% of people opting to fly with this airline when traveling to Istanbul Airport. Keep in mind that there are 14 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.

How often are flights from Chicago to Istanbul delayed?

Historically, on average around 21% of flights between Chicago and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 192 minutes.

Which layover airport has the shortest connection time from Chicago O'Hare Intl Airport to Istanbul Airport?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 2h 26m.

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

The number of operators available for flights from Chicago O'Hare Intl Airport to Istanbul Airport is 14 as of November 2025.

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.

$440 Cheap Flights from Chicago O'Hare Intl Airport to Istanbul Airport in 2025/26

Q: How many flights depart from Chicago O'Hare Intl Airport to Istanbul Airport on average per week?

56 flights are operational weekly from Chicago O'Hare Intl Airport to Istanbul Airport as of November 2025. The most popular departure day for this route is Wed, with 18% of flights per week taking off on this day.

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Find the cheapest flights from Chicago O'Hare Intl Airport to Istanbul

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Cheap round-trip flights

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5:30 pm - 3:55 pmORD-IST

13h 25m1 stop

5:35 pm - 3:00 pmIST-ORD

30h 25m1 stop

$692Air Serbia

Find Deal

Sat, Nov 22 - Thu, Nov 27

11:50 am - 7:10 amORD-IST

10h 20mnonstop

7:35 am - 10:05 amIST-ORD

11h 30mnonstop

$696Turkish Airlines

Find Deal

Wed, Jan 14 - Tue, Jan 20

6:50 pm - 9:00 pmORD-IST

17h 10m2 stops

6:30 am - 6:25 pmIST-ORD

20h 55m2 stops

$697Multiple Airlines

Find Deal

Fri, Nov 28 - Fri, Dec 12

7:05 am - 6:25 pmORD-IST

26h 20m2 stops

7:20 pm - 1:10 pmIST-ORD

26h 50m2 stops

$699Multiple Airlines

Find Deal

Wed, Dec 3 - Mon, Dec 15

7:05 am - 9:00 pmORD-IST

28h 55m3 stops

2:25 pm - 4:45 pmIST-ORD

35h 20m2 stops

$700Multiple Airlines

Find Deal

Tue, Feb 3 - Tue, Feb 17

6:30 pm - 11:55 pmORD-IST

20h 25m1 stop

12:25 pm - 5:20 pmIST-ORD

13h 55m1 stop

$714Icelandair

Find Deal

Wed, Nov 12 - Mon, Nov 17

4:25 pm - 4:55 pmORD-IST

15h 30m1 stop

4:50 am - 3:10 pmIST-ORD

19h 20m1 stop

$721KLM

Find Deal

Fri, Nov 28 - Wed, Dec 10

6:30 pm - 11:55 pmORD-IST

20h 25m1 stop

12:25 pm - 5:20 pmIST-ORD

13h 55m1 stop

$722Icelandair

Find Deal

Wed, Dec 10 - Fri, Dec 26

4:25 pm - 4:55 pmORD-IST

15h 30m1 stop

4:50 am - 3:10 pmIST-ORD

19h 20m1 stop

$723KLM

Find Deal

Fri, Jan 9 - Thu, Jan 22

5:20 pm - 3:50 amORD-IST

25h 30m1 stop

4:50 am - 4:40 pmIST-ORD

20h 50m2 stops

$744Air France

Find Deal

Tue, Jan 27 - Wed, Feb 11

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

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to Istanbul Airport flight tickets

Turkish Airlines

Jan 14

ORD11:50 amChicago O'Hare Intl

10h 20m

IST7:10 amIstanbul

Jan 20

IST7:35 amIstanbul

11h 30m

ORD10:05 amChicago O'Hare Intl

$696

Find similar

Turkish Airlines

Jan 5

ORD11:50 amChicago O'Hare Intl

10h 20m

IST7:10 amIstanbul

Jan 28

IST7:35 amIstanbul

11h 30m

ORD10:05 amChicago O'Hare Intl

$743

Find similar

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

Nov 28

ORD4:25 pmChicago O'Hare Intl

15h 30m

1 stop

IST4:55 pmIstanbul

Dec 10

IST4:50 amIstanbul

19h 20m

1 stop

ORD3:10 pmChicago O'Hare Intl

$721

Find similar

KLM

Jan 9

ORD4:25 pmChicago O'Hare Intl

15h 30m

1 stop

IST4:55 pmIstanbul

Jan 22

IST4:50 amIstanbul

19h 20m

1 stop

ORD3:10 pmChicago O'Hare Intl

$723

Find similar

KLM

Nov 28

ORD4:25 pmChicago O'Hare Intl

15h 30m

1 stop

IST4:55 pmIstanbul

Dec 11

IST5:55 pmIstanbul

29h 25m

1 stop

ORD2:20 pmChicago O'Hare Intl

$724

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momondo Fare Finder

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

Sat 11/22

5:30 pm-3:55 pm

1 stop13h 25m

Istanbul

Thu 11/27

5:35 pm-3:00 pm

1 stop30h 25m

$692

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 1/14

11:50 am-7:10 am

Nonstop10h 20m

Istanbul

Tue 1/20

7:35 am-10:05 am

Nonstop11h 30m

$696

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 11/28

6:50 pm-9:00 pm

2 stops17h 10m

Istanbul

Fri 12/12

6:30 am-6:25 pm

2 stops20h 55m

$697

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 12/3

7:05 am-6:25 pm

2 stops26h 20m

Istanbul

Mon 12/15

7:20 pm-1:10 pm

2 stops26h 50m

$699

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 2/3

7:05 am-9:00 pm

3 stops28h 55m

Istanbul

Tue 2/17

2:25 pm-4:45 pm

2 stops35h 20m

$700

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 11/12

6:30 pm-11:55 pm

1 stop20h 25m

Istanbul

Mon 11/17

12:25 pm-5:20 pm

1 stop13h 55m

$714

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 11/28

4:25 pm-4:55 pm

1 stop15h 30m

Istanbul

Wed 12/10

4:50 am-3:10 pm

1 stop19h 20m

$721

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Wed 12/10

6:30 pm-11:55 pm

1 stop20h 25m

Istanbul

Fri 12/26

12:25 pm-5:20 pm

1 stop13h 55m

$722

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Fri 1/9

4:25 pm-4:55 pm

1 stop15h 30m

Istanbul

Thu 1/22

4:50 am-3:10 pm

1 stop19h 20m

$723

ChicagoIstanbul

ORD - IST

ORDIST

Chicago O'Hare Intl

Tue 1/27

5:20 pm-3:50 am

1 stop25h 30m

Istanbul

Wed 2/11

4:50 am-4:40 pm

2 stops20h 50m

$744

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Layovers

Other information

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 $823. 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 $907.

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 $900. 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 $1,006.

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 $1,030 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 $864 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 November 2025, prices for Chicago O'Hare Intl Airport to Istanbul Airport flights are approximately 38% 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	$449
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 $449. The best round-trip flight deal from Chicago O'Hare Intl Airport to Istanbul Airport found on momondo in the last 72 hours is $663.

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?
The number of operators available for flights from Chicago O'Hare Intl Airport to Istanbul Airport is 14 as of November 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to Istanbul Airport is Boeing 777-300ER (42.15% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (26.70%), Boeing 787 Dreamliner (10.32%), and Boeing 787-8 Dreamliner (7.82%).
What is the most popular airline from Chicago O'Hare Intl Airport to Istanbul Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago O'Hare Intl Airport to Istanbul Airport is Turkish Airlines (76% of total bookings). The next most popular airlines are LOT (6%), Lufthansa (5%), and Delta (2%).

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 Serbia	PriceFrom $382	Free Cancellation	Rating 6.2 207 reviews	Search Air Serbia flights
Icelandair	PriceFrom $446	Free Cancellation	Rating 7.1 572 reviews	Search Icelandair flights
Turkish Airlines	PriceFrom $659	Free Cancellation	Rating 7.3 4,032 reviews	Search Turkish Airlines flights
LOT	PriceFrom $683	Free Cancellation	Rating 7.6 1,133 reviews	Search LOT flights
KLM	PriceFrom $719	Free Cancellation	Rating 7.7 1,405 reviews	Search KLM flights
Etihad Airways	PriceFrom $721	Free Cancellation	Rating 7.4 1,285 reviews	Search Etihad Airways flights
Royal Jordanian	PriceFrom $742	Free Cancellation	Rating 6.8 434 reviews	Search Royal Jordanian flights
Lufthansa	PriceFrom $780	Free Cancellation	Rating 6.8 7,558 reviews	Search Lufthansa flights
Delta	PriceFrom $781	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
Air Canada	PriceFrom $785	Free Cancellation	Rating 7.1 10,416 reviews	Search Air Canada flights

Turkish Airlines Flights From Chicago O'Hare Intl Airport to Istanbul Airport
Turkish Airlines operates around 10 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 $1,033, but momondo users have found Turkish Airlines deals from Chicago O'Hare Intl Airport to Istanbul Airport from as low as $659 round-trip. Turkish Airlines has been scored 7.3/10 in 4,032 reviews.

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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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Cheap flights from Chicago O'Hare Intl Airport to Istanbul from $440

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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?

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

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

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?

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 November 2025, prices for Chicago O'Hare Intl Airport to Istanbul Airport flights are approximately 38% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Chicago O'Hare Intl to Istanbul?

Air Serbia, Turkish Airlines, and LOT are the most popular carriers operating from Chicago O'Hare Intl to Istanbul

What airlines fly to Istanbul Airport?

How often are flights from Chicago to Istanbul delayed?

Historically, on average around 21% of flights between Chicago and Istanbul have experienced a delay on any given week. The average delay length over the past 12 months has been 192 minutes.

What is the most punctual flight time for Chicago to Istanbul flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Chicago to Istanbul flights?

According to our data, RwandAir have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Chicago O'Hare Intl Airport and Istanbul Airport?

Warsaw (WAW) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago O'Hare Intl Airport to Istanbul Airport?

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $541.

Which layover airport has the shortest travel time from Chicago O'Hare Intl Airport to Istanbul Airport?

Flights connecting via London (LHR) have the shortest average one-way travel time: 14h 25m.

Which layover airport has the shortest connection time from Chicago O'Hare Intl Airport to Istanbul Airport?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 2h 26m.

How many flights depart from Chicago O'Hare Intl Airport to Istanbul Airport on average per day?

As of November 2025, 8 flights take off from Chicago O'Hare Intl Airport and land in Istanbul Airport each day. The most common flight departure time for this route is 11:00AM, with 43% of daily flights taking off at noon.

How many flights depart from Chicago O'Hare Intl Airport to Istanbul Airport on average per week?

56 flights are operational weekly from Chicago O'Hare Intl Airport to Istanbul Airport as of November 2025. The most popular departure day for this route is Wed, with 18% of flights per week taking off on this day.

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

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

Fastest flight time

Direct flights

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

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

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?

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

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

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

Traveling to a place near Istanbul?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Istanbul Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.