Portland (PDX) to Singapore (SIN) flight deal in economy from $926
PDXPortland International Airport
Portland, United States
SINSingapore Changi Airport
Singapore, Singapore
$1,221 USD
-24%$926 USD
Verified about 19 hours agoSeptember 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Monday, September 14th, 2026
6 round-trip options
Returning
Sat, Sep 19, 2026•5 Day Trip
$2,929 USD
Returning
Sun, Sep 20, 2026•6 Day Trip
$1,003 USD
Returning
Tue, Sep 22, 2026•8 Day Trip
$1,044 USD
Returning
Fri, Sep 25, 2026•11 Day Trip
$1,677 USD
Returning
Sun, Sep 27, 2026•13 Day Trip
$1,003 USD
Returning
Mon, Sep 28, 2026•14 Day Trip
$1,049 USD