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 9 hours agoSeptember 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Saturday, September 12th, 2026
6 round-trip options
Returning
Thu, Sep 17, 2026•5 Day Trip
$1,401 USD
Returning
Fri, Sep 18, 2026•6 Day Trip
$2,404 USD
Returning
Sun, Sep 20, 2026•8 Day Trip
$1,435 USD
Returning
Wed, Sep 23, 2026•11 Day Trip
$2,028 USD
Returning
Fri, Sep 25, 2026•13 Day Trip
$2,100 USD
Returning
Sat, Sep 26, 2026•14 Day Trip
$1,435 USD