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 13 hours agoSeptember 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Sunday, September 20th, 2026
6 round-trip options
Returning
Fri, Sep 25, 2026•5 Day Trip
$3,984 USD
Returning
Sat, Sep 26, 2026•6 Day Trip
$3,319 USD
Returning
Mon, Sep 28, 2026•8 Day Trip
$3,355 USD
Returning
Thu, Oct 1, 2026•11 Day Trip
$1,044 USD
Returning
Sat, Oct 3, 2026•13 Day Trip
$1,077 USD
Returning
Sun, Oct 4, 2026•14 Day Trip
$1,077 USD