Cheap Flights from Chicago to Istanbul from $501

Frequently Asked Questions

• What are the cheapest flights from Chicago to Istanbul (CHI-IST)?

  Based on Trip.com data, Qatar Airways offers one-way fares as low as $501 on Cheapest nonstop routes (e.g. ORD to IST on Thu, Sep 24), while Scandinavian Airlines offers Cheapest nonstop round-trips from $565 departing on Tue, Oct 6 and returning on Tue, Oct 13.

• Which airlines offer direct flights from Chicago to Istanbul?

  At the moment, you can catch a nonstop flight from Chicago to Istanbul with the following airlines, including: Turkish Airlines Qatar Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long does it take to fly from Chicago (CHI) to Istanbul (IST) and what is the distance?

  It takes around 10 hours 31 minutes to fly from Chicago (CHI) to Istanbul (IST).

• When is the best time to book flights from Chicago to Istanbul?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chicago to Istanbul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Chicago to Istanbul?

  Based on Trip.com data in the past 4 weeks, there is 12 flight per week flying from Chicago to Istanbul. You can check the weekly schedule for popular airlines on this route below: Turkish Airlines: S/M/T/W/T/F/S -- TK006 (21:04)

• How can I find the best deals on flights from Chicago to Istanbul?

  To find best deals on flights from Chicago to Istanbul, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Sep 24, with one-way flights priced at just $501.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Turkish Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Istanbul travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Chicago (CHI) to Istanbul (IST) the cheapest?

  The cheapest months to fly from Chicago to Istanbul is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Chicago to Istanbul on?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Chicago to Istanbul on September 22, 2026 with Qatar Airways, with prices starting at $781.

• Which airports can I fly into Istanbul from Chicago?

  You can arrive at any of the following airports in Istanbul: Istanbul Airport (IST), Sabiha Gökçen International Airport (SAW), and Ataturk Airport (ISL). Flights from O'Hare International Airport to Istanbul Airport (ORD-IST) are by far the most popular option for this route.

• Is there any time difference between Chicago and Istanbul?

  The time difference between Istanbul and Chicago is 9h.

• How do I change or cancel my ticket from Chicago to Istanbul?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average cost of a one-way flight from Chicago to Istanbul?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Chicago to Istanbul is $714. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Chicago to Istanbul?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Chicago to Istanbul is $1,127. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Chicago to Istanbul on Trip.com?

  Enter Chicago and Istanbul, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.