£239 Cheap Flights from Istanbul (IST) to Chicago (ORD)

View £239 flight on Mon, 7 Sept 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £239 for one-way flights and £466 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, 7 Sept - Mon, 21 Sept
IST
Istanbul
ORD
Chicago
£466 Return, found 7 hours ago
£466
Return
found 7 hours ago
Select British Airways flight, departing Mon, 7 Sept from Istanbul to Chicago, returning Mon, 21 Sept, priced at £466 found 7 hours ago
British Airways
Mon, 7 Sept - Sun, 13 Sept
IST
Istanbul
ORD
Chicago
£468 Return, found 2 days ago
£468
Return
found 2 days ago
Select British Airways flight, departing Mon, 7 Sept from Istanbul to Chicago, returning Sun, 13 Sept, priced at £468 found 2 days ago
British Airways
Mon, 7 Sept - Sun, 13 Sept
IST
Istanbul
ORD
Chicago
£516 Return, found 2 days ago
£516
Return
found 2 days ago
Select British Airways flight, departing Mon, 7 Sept from Istanbul to Chicago, returning Sun, 13 Sept, priced at £516 found 2 days ago
British Airways
Wed, 23 Dec - Wed, 30 Dec
IST
Istanbul
ORD
Chicago
£525 Return, found 14 hours ago
£525
Return
found 14 hours ago
Select British Airways flight, departing Wed, 23 Dec from Istanbul to Chicago, returning Wed, 30 Dec, priced at £525 found 14 hours ago
Air Serbia
Wed, 23 Dec - Wed, 30 Dec
IST
Istanbul
ORD
Chicago
£526 Return, found 14 hours ago
£526
Return
found 14 hours ago
Select Air Serbia flight, departing Wed, 23 Dec from Istanbul to Chicago, returning Wed, 30 Dec, priced at £526 found 14 hours ago
KLM
Wed, 16 Sept - Fri, 9 Oct
IST
Istanbul
ORD
Chicago
£535 Return, found 4 days ago
£535
Return
found 4 days ago
Select KLM flight, departing Wed, 16 Sept from Istanbul to Chicago, returning Fri, 9 Oct, priced at £535 found 4 days ago
Air France
Wed, 23 Dec - Wed, 30 Dec
IST
Istanbul
ORD
Chicago
£536 Return, found 14 hours ago
£536
Return
found 14 hours ago
Select Air France flight, departing Wed, 23 Dec from Istanbul to Chicago, returning Wed, 30 Dec, priced at £536 found 14 hours ago
Lufthansa
Wed, 23 Dec - Wed, 30 Dec
IST
Istanbul
ORD
Chicago
£547 Return, found 14 hours ago
£547
Return
found 14 hours ago
Select Lufthansa flight, departing Wed, 23 Dec from Istanbul to Chicago, returning Wed, 30 Dec, priced at £547 found 14 hours ago
Turkish Airlines
Wed, 16 Sept - Fri, 9 Oct
IST
Istanbul
ORD
Chicago
£568 Return, found 4 days ago
£568
Return
found 4 days ago
Select Turkish Airlines flight, departing Wed, 16 Sept from Istanbul to Chicago, returning Fri, 9 Oct, priced at £568 found 4 days ago
United
Sat, 20 Jun - Thu, 20 Aug
IST
Istanbul
ORD
Chicago
£646 Return, found 2 days ago
£646
Return
found 2 days ago
Select United flight, departing Sat, 20 Jun from Istanbul to Chicago, returning Thu, 20 Aug, priced at £646 found 2 days ago

Frequently asked questions

What is the cheapest month to fly from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
January is typically the cheapest month to fly from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.), with average return fares of approximately £989. This is about 15% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday travel season, when demand tends to decrease. Other cheap months to fly from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) include March and December.
Which airlines fly direct from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
Enter IST to ORD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
To find a cheap flight from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.), 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
The best airline to fly with from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) 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. TK offers the most daily flights from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.), which is great 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
When planning your trip from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) (ORD), it's helpful to know that the cheapest months to fly are typically January and December, with average return flight prices around £989. However, June is the most popular month for travel, meaning you'll find plenty of flight options then, though prices might be higher. This information is based on booking data from the past year.
How many flights per day from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
For your journey from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.), you'll find approximately 2 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 66 connecting flights daily. Some common connection points include Heathrow (LHR), Frankfurt Intl. (FRA), and Franz Josef Strauss Intl. (MUC).
What is the earliest flight from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
The earliest flight from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) (ORD) typically departs at approximately 12:05 AM local time, operated by Ethiopian Airlines. This is a seasonal service active in January, February, March, November, and December. 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
You'll typically find the most flights from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) on a Saturday, with around 47 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Turkish Airlines, Lufthansa, and British Airways. Saturday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
The most popular departure times for flights from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) (ORD) are in the early morning, from 6am to 9am. This accounts for around 50% of total traffic. Many major carriers, including Turkish Airlines, Lufthansa and British Airways, offer flights during this window. Many travellers prefer these times as they allow for an early start to your journey, potentially arriving at your destination with plenty of time left in the day.
How long does it take to fly from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
A nonstop flight from IST to ORD typically takes around 11 hours 30 minutes, covering approximately 5,460 miles. Connecting flights on this route usually add 3 hours 20 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
Select the "Business class" and "First class" filters when looking for IST to ORD 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) flight with Expedia?
It's easy to earn miles on a Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) 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 Chicago from Istanbul Airport (IST)?
From Istanbul Airport (IST), you can fly directly into O'Hare Intl. (ORD) to reach Chicago. Some flights may connect through major hubs like Frankfurt Intl. (FRA), Heathrow (LHR), Roissy-Charles de Gaulle (CDG) before reaching Chicago. 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) at the last minute?
Typically, booking a last minute flight from Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) flight and hotel package?
Securing a Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) 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 Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.)?
If you booked your Istanbul (IST) to Chicago, IL (ORD-O'Hare Intl.) 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
Istanbul
Destination airport
O'Hare Intl.
Airlines serving
Air Canada, Air France, Air Serbia, British Airways, Emirates, Etihad Airways, Icelandair, JetBlue Airways, KLM, Lufthansa, Qatar Airways, Royal Jordanian, Scandinavian Airlines, TAP Portugal, Turkish Airlines
Return price
£465
Distance
8735 km
Average flight time
3 hours 20 mins

Book with confidence

Compare flights from Istanbul to Chicago easily and book with confidence

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

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 Istanbul (IST) to O'Hare Intl. (ORD)

The easiest way to view the best deals on flights from Istanbul to Chicago 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 Istanbul to O'Hare Intl. start at just £466 and range up to £646.  

To find an even better deal, try  

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

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

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Istanbul to O'Hare Intl. 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 Istanbul to Chicago easily and book with confidence

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