Cheap flights from Istanbul Airport to Chicago from $445

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Istanbul Airport averaging around $663.

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Monday when prices can be found for as low as $775. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Istanbul Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $867.

Flying to Chicago O'Hare Intl Airport from Istanbul Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $792 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $1,029. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Istanbul to Chicago O'Hare Intl for the best Istanbul - Chicago O'Hare Intl flight prices

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Istanbul Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $774 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Istanbul Airport for as low as $630 on momondo.

There are 3 cabin classes available to choose from on Istanbul Airport to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 4% on your flight if you consider stops on a Istanbul Airport to Chicago O'Hare Intl Airport flight.

As of June 2026, prices for Istanbul Airport to Chicago O'Hare Intl Airport flights are approximately 25% cheaper when compared to flights at the same time last year.

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

Turkish Airlines, Lufthansa and LOT are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Istanbul Airport according to our data. Turkish Airlines is the first choice among our users, with 75% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between Istanbul and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 202 minutes.

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

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

According to our data, Turkish Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

Frankfurt am Main (FRA) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $578.

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 14h 51m.

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

9 flights are operational daily from Istanbul Airport to Chicago O'Hare Intl Airport as of June 2026. The most popular departure time for this route is 2:00PM, with 55% of flights per day taking off in the afternoon.

As of June 2026, 63 flights take off from Istanbul Airport and land in Chicago O'Hare Intl Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.