£382 Cheap Flights from Chicago (ORD) to Istanbul (IST)

View £382 flight on Sat, 22 Aug 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Istanbul Airport (IST)

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Cheap Flights from Chicago (ORD) to Istanbul (IST)

Prices were available within the past 7 days and start at £382 for one-way flights and £637 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Tue, 25 Aug - Tue, 15 Sept
ORD
Chicago
IST
Istanbul
£637 Return, found 1 day ago
£637
Return
found 1 day ago
Select Qatar Airways flight, departing Tue, 25 Aug from Chicago to Istanbul, returning Tue, 15 Sept, priced at £637 found 1 day ago
KLM
Mon, 4 May - Tue, 12 May
ORD
Chicago
IST
Istanbul
£682 Return, found 3 days ago
£682
Return
found 3 days ago
Select KLM flight, departing Mon, 4 May from Chicago to Istanbul, returning Tue, 12 May, priced at £682 found 3 days ago
Turkish Airlines
Tue, 25 Aug - Tue, 15 Sept
ORD
Chicago
IST
Istanbul
£717 Return, found 1 day ago
£717
Return
found 1 day ago
Select Turkish Airlines flight, departing Tue, 25 Aug from Chicago to Istanbul, returning Tue, 15 Sept, priced at £717 found 1 day ago
Air France
Tue, 25 Aug - Tue, 15 Sept
ORD
Chicago
IST
Istanbul
£771 Return, found 1 day ago
£771
Return
found 1 day ago
Select Air France flight, departing Tue, 25 Aug from Chicago to Istanbul, returning Tue, 15 Sept, priced at £771 found 1 day ago
Air Serbia
Sat, 22 Aug - Tue, 25 Aug
ORD
Chicago
IST
Istanbul
£808 Return, found 4 days ago
£808
Return
found 4 days ago
Select Air Serbia flight, departing Sat, 22 Aug from Chicago to Istanbul, returning Tue, 25 Aug, priced at £808 found 4 days ago
Scandinavian Airlines
Sun, 20 Sept - Wed, 23 Sept
ORD
Chicago
IST
Istanbul
£820 Return, found 4 days ago
£820
Return
found 4 days ago
Select Scandinavian Airlines flight, departing Sun, 20 Sept from Chicago to Istanbul, returning Wed, 23 Sept, priced at £820 found 4 days ago
Lufthansa
Tue, 25 Aug - Tue, 15 Sept
ORD
Chicago
IST
Istanbul
£821 Return, found 1 day ago
£821
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 25 Aug from Chicago to Istanbul, returning Tue, 15 Sept, priced at £821 found 1 day ago
British Airways
Tue, 25 Aug - Tue, 15 Sept
ORD
Chicago
IST
Istanbul
£839 Return, found 1 day ago
£839
Return
found 1 day ago
Select British Airways flight, departing Tue, 25 Aug from Chicago to Istanbul, returning Tue, 15 Sept, priced at £839 found 1 day ago
LOT-Polish Airlines
Fri, 1 May - Fri, 8 May
ORD
Chicago
IST
Istanbul
£867 Return, found 1 day ago
£867
Return
found 1 day ago
Select LOT-Polish Airlines flight, departing Fri, 1 May from Chicago to Istanbul, returning Fri, 8 May, priced at £867 found 1 day ago
Etihad Airways
Sun, 20 Sept - Wed, 23 Sept
ORD
Chicago
IST
Istanbul
£889 Return, found 4 days ago
£889
Return
found 4 days ago
Select Etihad Airways flight, departing Sun, 20 Sept from Chicago to Istanbul, returning Wed, 23 Sept, priced at £889 found 4 days ago

Find the cheapest month to fly from Chicago (ORD) to Istanbul (IST)

January is typically the cheapest month to fly

From £435 - £870 per traveller.

Frequently asked questions

What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
November is typically the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST), with average return fares of approximately £811. This is about 10% lower than the average price throughout the year. November often sees lower prices as it falls outside of peak holiday seasons, leading to reduced demand for flights. Other cheap months to fly from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) include January and October.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
Enter ORD to IST and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) will differ from traveller to traveller. If you like to fly early, TK offers early morning flights. If price is the most important factor, TK typically offers the lowest fares. UA offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
Based on booking data from the past year, the cheapest months to fly from Chicago, IL (ORD-O'Hare Intl.) (ORD) to Istanbul (IST) (IST) are typically November and January, with average return flights costing around £811. These months fall outside the peak summer travel season, which often means fewer crowds and a more relaxed travel experience in Istanbul. While these might not be the most popular times to visit for warm weather, they offer a great balance of lower prices and availability, allowing you to save on your trip.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
When flying from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST), you'll find approximately 2 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 96 connecting flights per day. Some common connection points include Pearson Intl. (YYZ), Pierre Elliott Trudeau Intl. (YUL), and Frankfurt Intl. (FRA).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
The earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) typically departs at approximately 5:10 AM local time, operated by American Airlines and British Airways. This is a seasonal service active in May. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
If you're flying from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST), you'll typically find the most flight options on a Saturday, with around 72 flights available. This gives you plenty of options to choose from for your journey. Major airlines on this route include United Airlines, American Airlines, and Lufthansa. Saturdays offer notably more flight options compared to other days of the week, making it a good day to consider for your travel.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
The most popular departure times for flights from Chicago O'Hare International Airport (ORD) to Istanbul Airport (IST) are in the afternoon, from 3pm to 6pm. Approximately 33% of passengers prefer this time window. Many major carriers, including Lufthansa and British Airways, offer flights during this window. This timing works well because it allows you to have a productive morning before your flight and arrive in Istanbul at a reasonable hour.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
A nonstop flight from ORD to IST typically takes around 10 hours 50 minutes, covering approximately 5,460 miles. Connecting flights on this route usually add 6 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
Select the "Business class" and "First class" filters when looking for ORD to IST flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Istanbul from O'Hare Intl. (ORD)?
When traveling from O'Hare Intl. (ORD) to Istanbul, you can fly into Istanbul Airport (IST) and Sabiha Gokcen Intl. (SAW). Some flights may connect through major hubs like Pearson Intl. (YYZ), Pierre Elliott Trudeau Intl. (YUL), Detroit Metropolitan Wayne County (DTW) before reaching Istanbul. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Istanbul (IST) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Istanbul
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Emirates, Ethiopian Airlines, Etihad Airways, JetBlue Airways, LOT-Polish Airlines, Lufthansa, Qatar Airways, Scandinavian Airlines, Turkish Airlines, United
Return price
£637
Distance
8735 km
Average flight time
18 hours 30 mins

Book with confidence

Compare flights from Chicago to Istanbul easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Chicago to Istanbul. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Istanbul in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from O'Hare Intl. to Istanbul.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from O'Hare Intl. (ORD) to Istanbul (IST)

The easiest way to view the best deals on flights from Chicago to Istanbul today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from O'Hare Intl. to Istanbul start at just £637 and range up to £889.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Chicago and Istanbul
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Chicago to Istanbul flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from O'Hare Intl. to Istanbul for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Chicago to Istanbul easily and book with confidence

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*Available to Expedia members.