Flights to Southern Illinois from Istanbul - $675

Cheap Flights from Istanbul to Southern Illinois (IST-STL)

Prices were available within the past 7 days and start at $675 for one-way flights and $574 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 12 - Sat, Sep 13

IST

Istanbul

STL

St. Louis

$574 Roundtrip, found 6 days ago

$574

Roundtrip

found 6 days ago

Select Air France flight, departing Fri, Sep 12 from Istanbul to St. Louis, returning Sat, Sep 13, priced at $574 found 6 days ago

Sat, Sep 27 - Sun, Sep 28

IST

Istanbul

STL

St. Louis

$580 Roundtrip, found 6 days ago

$580

Roundtrip

found 6 days ago

Select KLM flight, departing Sat, Sep 27 from Istanbul to St. Louis, returning Sun, Sep 28, priced at $580 found 6 days ago

Sat, Sep 27 - Sun, Sep 28

IST

Istanbul

STL

St. Louis

$585 Roundtrip, found 2 hours ago

$585

Roundtrip

found 2 hours ago

Select KLM flight, departing Sat, Sep 27 from Istanbul to St. Louis, returning Sun, Sep 28, priced at $585 found 2 hours ago

Thu, Oct 23 - Sat, Nov 8

IST

Istanbul

STL

St. Louis

$683 Roundtrip, found 6 days ago

$683

Roundtrip

found 6 days ago

Select Delta flight, departing Thu, Oct 23 from Istanbul to St. Louis, returning Sat, Nov 8, priced at $683 found 6 days ago

Wed, Sep 10 - Thu, Sep 25

IST

Istanbul

STL

St. Louis

$740 Roundtrip, found 4 hours ago

$740

Roundtrip

found 4 hours ago

Select American Airlines flight, departing Wed, Sep 10 from Istanbul to St. Louis, returning Thu, Sep 25, priced at $740 found 4 hours ago

Wed, Sep 10 - Thu, Sep 25

IST

Istanbul

STL

St. Louis

$743 Roundtrip, found 4 hours ago

$743

Roundtrip

found 4 hours ago

Select British Airways flight, departing Wed, Sep 10 from Istanbul to St. Louis, returning Thu, Sep 25, priced at $743 found 4 hours ago