Question 1

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

Accepted Answer

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 $646.

Question 2

What is the cheapest Istanbul to Chicago O'Hare Intl flight route?

Accepted Answer

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

Question 3

How many flights depart from Istanbul Airport to Chicago O'Hare Intl Airport on average per week?

Accepted Answer

As of November 2025, 70 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.

Question 4

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 21% of their flights experiencing any sort of delay.

Question 5

Can stopping save me money on Istanbul Airport to Chicago O'Hare Intl Airport flights?

Accepted Answer

You could potentially save up to 37% on your flight if you consider stops on a Istanbul Airport to Chicago O'Hare Intl Airport flight.

Question 6

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

Accepted Answer

Monday 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 7

Which airport is the most popular layover for flights between Istanbul Airport and Chicago O'Hare Intl Airport?

Accepted Answer

London (LHR) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Question 8

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 242 minutes.

Question 9

Which layover airport has the shortest connection time from Istanbul Airport to Chicago O'Hare Intl Airport?

Accepted Answer

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

Question 10

What is the cheapest airline that flies from Istanbul to Chicago O'Hare Intl?

Accepted Answer

British Airways is the most popular carrier operating from Istanbul to Chicago O'Hare Intl

Question 11

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

Accepted Answer

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as $743. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday 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 $817.

Question 12

How many flights depart from Istanbul Airport to Chicago O'Hare Intl Airport on average per day?

Accepted Answer

10 flights are operational daily from Istanbul Airport to Chicago O'Hare Intl Airport as of November 2025. The most popular departure time for this route is 7:00AM, with 57% of flights per day taking off at noon.

Question 13

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Accepted Answer

Flying to Chicago O'Hare Intl Airport from Istanbul Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $598 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $802. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 14

Which layover airport offers the lowest fares from Istanbul Airport to Chicago O'Hare Intl Airport?

Accepted Answer

Flights via London (LHR) offer the lowest average round-trip price of $593.

Question 15

Which layover airport has the shortest travel time from Istanbul Airport to Chicago O'Hare Intl Airport?

Accepted Answer

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

Question 16

How have Istanbul Airport to Chicago O'Hare Intl Airport flight prices changed over time?

Accepted Answer

As of November 2025, prices for Istanbul Airport to Chicago O'Hare Intl Airport flights are approximately 13% cheaper when compared to flights at the same time last year.

Question 17

What cabin class options are available on Istanbul to Chicago O'Hare Intl flights?

Accepted Answer

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

Question 18

What airlines fly to Chicago O'Hare Intl Airport?

Accepted Answer

Turkish Airlines, British Airways and Lufthansa 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 68% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 7 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

Question 19

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 20

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

Accepted Answer

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 $757 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 $558 on momondo.

Question 21

When did momondo last update prices for flights from Istanbul Airport to Chicago O'Hare Intl Airport?

Accepted Answer

Prices for flights from Istanbul Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

Question 22

How many operators does momondo search for flights from Istanbul Airport to Chicago O'Hare Intl Airport?

Accepted Answer

There are 7 operators available for flights from Istanbul Airport to Chicago O'Hare Intl Airport as of November 2025.

Question 23

How old do you have to be to fly from Istanbul Airport to Chicago O'Hare Intl Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Istanbul Airport to Chicago O'Hare Intl Airport.

Question 24

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

Accepted Answer

The travel and health documents required for your trip to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best Price Found	$612
Fastest flight time	11h 10m
Direct flights	Every day

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $438	Free Cancellation	Rating 7.7 1,423 reviews	Search KLM flights
LOT	PriceFrom $513	Free Cancellation	Rating 7.5 1,140 reviews	Search LOT flights
British Airways	PriceFrom $526	Free Cancellation	Rating 6.7 7,539 reviews	Search British Airways flights
American Airlines	PriceFrom $573	Free Cancellation	Rating 7.2 11,038 reviews	Search American Airlines flights
Lufthansa	PriceFrom $588	Free Cancellation	Rating 6.8 7,594 reviews	Search Lufthansa flights
Delta	PriceFrom $614	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
Turkish Airlines	PriceFrom $636	Free Cancellation	Rating 7.3 4,060 reviews	Search Turkish Airlines flights

Cheap flights from Istanbul Airport to Chicago from $388

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 12/4. 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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