Cheap flights from Istanbul to Northwest Chicago

View AU$817 flight on Sat, 4 Oct. 2025Opens in a new window

Popular airlines from Istanbul to Northwest Chicago

  • American Airlines

    American Airlines

  • Air France

    Air France

  • British Airways

    British Airways

  • Delta

    Delta

  • Icelandair

    Icelandair

  • KLM

    KLM

  • Lufthansa

    Lufthansa

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Cheap Flights from Istanbul (IST) to Northwest Chicago (CHI)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
Fri, 10 Oct. - Fri, 17 Oct.
IST
Istanbul
ORD
Chicago
AU$1,017 Return, found 11 hours ago
AU$1,017
Return
found 11 hours ago
Select LOT-Polish Airlines flight, departing Fri, 10 Oct. from Istanbul to Chicago, returning Fri, 17 Oct., priced at AU$1,017 found 11 hours ago
LOT-Polish Airlines
Fri, 10 Oct. - Fri, 17 Oct.
IST
Istanbul
ORD
Chicago
AU$1,043 Return, found 11 hours ago
AU$1,043
Return
found 11 hours ago
Select LOT-Polish Airlines flight, departing Fri, 10 Oct. from Istanbul to Chicago, returning Fri, 17 Oct., priced at AU$1,043 found 11 hours ago
KLM
Fri, 10 Oct. - Fri, 17 Oct.
IST
Istanbul
ORD
Chicago
AU$1,070 Return, found 11 hours ago
AU$1,070
Return
found 11 hours ago
Select KLM flight, departing Fri, 10 Oct. from Istanbul to Chicago, returning Fri, 17 Oct., priced at AU$1,070 found 11 hours ago
British Airways
Fri, 10 Oct. - Fri, 17 Oct.
IST
Istanbul
ORD
Chicago
AU$1,085 Return, found 11 hours ago
AU$1,085
Return
found 11 hours ago
Select British Airways flight, departing Fri, 10 Oct. from Istanbul to Chicago, returning Fri, 17 Oct., priced at AU$1,085 found 11 hours ago
Turkish Airlines
Fri, 10 Oct. - Fri, 17 Oct.
IST
Istanbul
ORD
Chicago
AU$1,151 Return, found 11 hours ago
AU$1,151
Return
found 11 hours ago
Select Turkish Airlines flight, departing Fri, 10 Oct. from Istanbul to Chicago, returning Fri, 17 Oct., priced at AU$1,151 found 11 hours ago
Icelandair
Fri, 10 Oct. - Fri, 17 Oct.
IST
Istanbul
ORD
Chicago
AU$1,421 Return, found 11 hours ago
AU$1,421
Return
found 11 hours ago
Select Icelandair flight, departing Fri, 10 Oct. from Istanbul to Chicago, returning Fri, 17 Oct., priced at AU$1,421 found 11 hours ago

Find the cheapest month to fly from Istanbul (IST) to Chicago (ORD)

February is typically the cheapest month to fly

From AU$748 - AU$1,542 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.