Question 1

Which layover airport has the shortest connection time from Istanbul Airport to Chicago?

Accepted Answer

Frankfurt am Main (FRA) has the shortest average layover time for this route: 1h 48m.

Question 2

How many flights depart from Istanbul Airport to Chicago on average per week?

Accepted Answer

As of December 2025, there are 70 flights per week flying from Istanbul Airport to Chicago. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

Question 3

What cabin class options are available on Istanbul to Chicago flights?

Accepted Answer

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

Question 4

What airlines fly to Chicago?

Accepted Answer

Turkish Airlines, British Airways and Lufthansa are the top three most popular airlines that fly to Chicago from Istanbul Airport according to our data. Turkish Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 4 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

Question 5

How often are flights from Istanbul to Chicago delayed?

Accepted Answer

Historically, on average around 21% 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 246 minutes.

Question 6

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

Accepted Answer

According to our data, Turkish Airlines have had the least number of delays on this route over the last 12 months; with about 20% of their flights experiencing any sort of delay.

Question 7

What is the cheapest airline that flies from Istanbul to Chicago?

Accepted Answer

American Airlines, British Airways, and KLM are the most popular carriers operating from Istanbul to Chicago

Question 8

What is the cheapest Istanbul to Chicago flight route?

Accepted Answer

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

Question 9

Can stopping save me money on Istanbul Airport to Chicago flights?

Accepted Answer

You could potentially save up to 31% on your flight if you consider stops on a Istanbul Airport to Chicago flight.

Question 10

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

Accepted Answer

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

Question 11

How many flights depart from Istanbul Airport to Chicago on average per day?

Accepted Answer

As of December 2025, there are 10 flights per day flying from Istanbul Airport to Chicago. The most common time of day flights depart is 7:00AM, with 50% of flights taking off at noon.

Question 12

What is the cheapest day to depart on your flight to Chicago?

Accepted Answer

The cheapest day to depart on your flight to Chicago is on a Tuesday when prices can be found for as low as $755. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Istanbul Airport to Chicago for around $817.

Question 13

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

Accepted Answer

Our most recent data shows that the best time of day to fly to Chicago is in the evening. Flights from Istanbul Airport to Chicago during this time can be as low as $610. In contrast, the most expensive time of day to depart to Chicago is at noon when prices are around $798.

Question 14

Which airport is the most popular layover for flights between Istanbul Airport and Chicago?

Accepted Answer

Warsaw (WAW) was the most common stop: 41% of momondo users choosing 1-stop flights on this route connected there.

Question 15

What is the typical price of a round-trip flight between Istanbul Airport and Chicago?

Accepted Answer

Prices are currently low for flights on this route.Typical prices usually range from $642 to $876.
The lowest price recently found on this route was $628.

Question 16

What is the cheapest month to fly to Chicago?

Accepted Answer

The month of April is, on average, the cheapest month to fly to Chicago from Istanbul Airport, with most prices found around $642. If you’re not able to fly to Chicago in April, then February is your next best option. Flight prices from Istanbul Airport to Chicago during February average around $651.

Question 17

How far in advance should I book a flight to Chicago?

Accepted Answer

You are more likely to see cheaper flights to Chicago from Istanbul Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $761 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Istanbul Airport for as low as $555 on momondo.

Question 18

Which layover airport has the shortest travel time from Istanbul Airport to Chicago?

Accepted Answer

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 14h 08m.

Question 19

Which layover airport offers the lowest fares from Istanbul Airport to Chicago?

Accepted Answer

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $506.

Question 20

How have Istanbul Airport to Chicago flight prices changed over time?

Accepted Answer

As of December 2025, prices for Istanbul Airport to Chicago flights are approximately 3% cheaper when compared to flights at the same time last year.

Question 21

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

Accepted Answer

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

Question 22

When did momondo last update prices for flights from Istanbul Airport to Chicago?

Accepted Answer

Prices for flights from Istanbul Airport to Chicago refresh daily.

Question 23

How many operators does momondo search for flights from Istanbul Airport to Chicago?

Accepted Answer

There are 4 operators available for flights from Istanbul Airport to Chicago as of December 2025.

Question 24

How old do you have to be to fly from Istanbul Airport to Chicago?

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Istanbul Airport to Chicago.

Question 25

What documentation or ID do you need to fly to Chicago?

Accepted Answer

The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best Price Found	$630
Fastest flight time	11h 10m
Direct flights	Every day
Airports in Chicago	3 airports

Airline	Rating	Free Cancellation	Price
LOT	PriceFrom $513	Free Cancellation	Rating 7.5 1,153 reviews	Search LOT flights
British Airways	PriceFrom $526	Free Cancellation	Rating 6.7 7,605 reviews	Search British Airways flights
Lufthansa	PriceFrom $588	Free Cancellation	Rating 6.8 7,649 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $634	Free Cancellation	Rating 7.3 4,112 reviews	Search Turkish Airlines flights

Cheap flights from Istanbul Airport to Chicago from $381

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Istanbul Airport to Chicago departing on 1/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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