Flights from Chicago to Istanbul

Our cheapest offers for flights from Chicago to Istanbul

Here you can compare cheap flights from Chicago (CHI) to Istanbul (IST) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Istanbul. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Chicago
Istanbul
Outbound
03/31/26
1 Stopover (FRA)
LH0433, LH1304
14h 45min
Return
04/17/26
1 Stopover (FRA)
LH1299, LH0432
14h 05min
Lufthansa ?
$772
Chicago
Istanbul
Outbound
04/03/26
1 Stopover (FRA)
LH0431, LH1304
21h 10min
Return
04/16/26
2 Stopovers (FRA, YUL)
AC9476, AC0845, AC8967
22h 00min
Lufthansa
$796
Chicago
Istanbul
Outbound
04/03/26
1 Stopover (WAW)
LO0004, LO0137
18h 10min
Return
04/16/26
2 Stopovers (KRK, WAW)
LO2102, LO3920, LO0003
16h 10min
Polskie Linie Lotnicze LOT ?
$792
Chicago
Istanbul
Outbound
04/03/26
1 Stopover (WAW)
LO0004, LO0137
18h 10min
Return
04/16/26
1 Stopover (WAW)
LO0134, LO0003
13h 45min
Polskie Linie Lotnicze LOT ?
$794
Chicago
Istanbul
Outbound
04/03/26
1 Stopover (FRA)
UA8837, UA9034
12h 50min
Return
04/16/26
2 Stopovers (FRA, YUL)
AC9476, AC0845, AC8961
17h 05min
United Airlines
$813
Chicago
Istanbul
Outbound
04/03/26
1 Stopover (WAW)
LO0004, LO0137
18h 10min
Return
04/16/26
1 Stopover (WAW)
LO0138, LO0003
20h 40min
Polskie Linie Lotnicze LOT
$816
Chicago
Istanbul
Outbound
04/03/26
1 Stopover (FRA)
LH0433, LH1304
14h 45min
Return
04/16/26
1 Stopover (FRA)
LH1305, LH0432
22h 05min
Lufthansa
$825
Chicago
Istanbul
Outbound
04/03/26
2 Stopovers (MUC, FRA)
LH0435, LH0109, LH1304
15h 35min
Return
04/16/26
1 Stopover (FRA)
LH1305, LH9150
17h 00min
Lufthansa ?
$859
Chicago
Istanbul
Outbound
06/14/26
1 Stopover (OTP)
H40104, RO0265
26h 05min
Return
08/02/26
1 Stopover (BEG)
JU0423, JU0506
33h 00min
HiSky, Tarom
$882
Chicago
Istanbul
Outbound
04/03/26
1 Stopover (CDG)
KL2387, KL2352
26h 20min
Return
04/16/26
1 Stopover (AMS)
KL1960, KL0611
29h 15min
KLM ?
$891
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Chicago to Istanbul

Favorite airline: PLL LOT
43 % of flights booked on the route from Chicago to Istanbul are booked with PLL LOT, British Airways and Icelandair.
PLL LOT
16 %
British Airways
15 %
Icelandair
12 %
Direct flights are more expensive
On this route, direct flights are $68.00 more expensive than flights with a stopover.
non stop flight
1 stop
2 stops
10h 25min
13h 15min
22h 04min
$ 826
$ 758
$ 805
Favourite connection: via London Heathrow
When booking flights from Chicago to Istanbul 22 % of travelers prefer to fly via London Heathrow.
Route
bookings
1 stopover London Heathrow
18h 15min, from $ 884
22 %
1 stopover Warsaw
17h 50min, from $ 777
21 %
1 stopover Frankfurt-Main
21h 20min, from $ 841
18 %

Important flight information

Flight information: Chicago - Istanbul

Roundtrip from $ 771,03
Flight duration min. 10:15
Return flight duration min. 11:55
Distance 8816 km
Flights per week 8
Departure airport Airport Chicago-IL, all airports (CHI)
Arrival airport Airport Istanbul (IST)
Destination country Flights to Turkey
Alternative flights to Istanbul
Flight destinations with a similar price
Flight destinations with a similar price