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Only Turkish Airlines operates flights between Chicago and Istanbul Airport.

Flights from Chicago to Istanbul Airport may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at Istanbul (IST).

Here are some options for this route, based on selected ticket types and cabin classes:

• Turkish Airlines: a cabin bag and a checked bag in Economy Class
• Uzbekistan Airways: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Four cabin classes are available on flights from Chicago to Istanbul Airport:

• Economy Class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $649 round-trip via Reykjavik Keflavik Intl (KEF), compared to $1,012 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $38–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-stop flights from Chicago to Istanbul Airport most commonly connect through:

• Frankfurt am Main (FRA) - 30% of one-stop connections
• Amsterdam Schiphol (AMS) - 13% of one-stop connections
• Warsaw Frederic Chopin (WAW) - 12% of one-stop connections
• Belgrade Nikola Tesla (BEG) - 10% of one-stop connections

Frankfurt am Main (FRA) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 13% on the Chicago to Istanbul Airport route. Wednesday is the cheapest departure day at $958 round-trip on average, while Thursday is the most expensive at $1,096, a difference of $138. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Chicago to Istanbul Airport route, 23% of flights were delayed in the past 3 months, with delays averaging 2 hours 59 minutes.

Morning is the busiest departure period on Chicago to Istanbul Airport flights, with 50% of flights leaving in that window. Evening departures account for 50%, afternoon flights for 0%, and night flights for 0%.

Some of the most popular sights in Istanbul Airport are Taksim Square, Taksim and Istanbul City Centre. These are among the most viewed places in Istanbul Airport on KAYAK.

These are the earliest and latest flight times available from Chicago to Istanbul Airport:

• Earliest: departs at 11:25 am and lands at 9:55 pm
• Latest: departs at 9:15 pm and lands at 7:45 am.

The flight takes about 10h 30m.

Last-minute fares on this route - booked within 2 weeks of departure - run 19% above the route average of $1,007. Book 22 weeks before departure for the lowest fares.

A nonstop flight from Chicago to Istanbul Airport takes 10h 30m, covering 5,451 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from Chicago to Istanbul Airport are currently lower than usual. Average one-way flight prices are about $400, which is 36% below the typical average for this route.

Turkish Airlines is the only airline operating Chicago to Istanbul Airport flights. 77% of its flights are on time.

Afternoon flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Dublin (DUB) gives the shortest average 1-stop total travel time at 14h 04m, compared with 14h 23m via Frankfurt am Main (FRA) and 16h 19m via Warsaw Frederic Chopin (WAW).

Istanbul Airport is 8 hours ahead of Chicago (Turkey Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Istanbul Airport (IST) hosts 5 major car rental companies, with daily rates starting from around $10 for economy cars. Top options include:
• CIRCULAR
• Avec Car Rental
• Ok Mobility
• Alamo
• Autounion Car Rental

Round-trip flights from Chicago to Istanbul Airport range from $865 to $1,284, with an average of $1,007 over the past 12 months. Anything below $865 counts as a good deal.