$659 Cheap United flights Portland (PDX) to Istanbul (IST)

View $659 flight on Wed, Aug 20, 2025Opens in a new window

$659 Cheap United flights Portland (PDX) to Istanbul (IST)

Prices were available within the past 7 days and start at $659 for one-way flights and $855 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
United
Mon, Aug 25 - Tue, Sep 2
PDX
Portland
IST
Istanbul
$855
Roundtrip
Found 2 days ago
Select United flight, departing Mon, Aug 25 from Portland to Istanbul, returning Tue, Sep 2, priced at $855 Found 2 days ago
United
Mon, Aug 25 - Wed, Sep 3
PDX
Portland
IST
Istanbul
$930
Roundtrip
Found 2 days ago
Select United flight, departing Mon, Aug 25 from Portland to Istanbul, returning Wed, Sep 3, priced at $930 Found 2 days ago
United
Tue, Aug 19 - Tue, Sep 2
PDX
Portland
IST
Istanbul
$975
Roundtrip
Found 2 days ago
Select United flight, departing Tue, Aug 19 from Portland to Istanbul, returning Tue, Sep 2, priced at $975 Found 2 days ago
United
Tue, Aug 19 - Sun, Aug 31
PDX
Portland
IST
Istanbul
$990
Roundtrip
Found 2 days ago
Select United flight, departing Tue, Aug 19 from Portland to Istanbul, returning Sun, Aug 31, priced at $990 Found 2 days ago
United
Thu, Aug 21 - Mon, Sep 1
PDX
Portland
IST
Istanbul
$1,210
Roundtrip
Found 2 days ago
Select United flight, departing Thu, Aug 21 from Portland to Istanbul, returning Mon, Sep 1, priced at $1,210 Found 2 days ago
Flights from Portland (PDX) to Istanbul (IST)
Origin airport
Portland Intl.
Destination airport
Istanbul
Distance
9888 km