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 8 hours agoSeptember 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Tuesday, September 1st, 2026
6 round-trip options
Returning
Sun, Sep 6, 2026•5 Day Trip
$1,009 USD
Returning
Mon, Sep 7, 2026•6 Day Trip
$1,893 USD
Returning
Wed, Sep 9, 2026•8 Day Trip
$1,011 USD
Returning
Sat, Sep 12, 2026•11 Day Trip
$960 USD
Returning
Mon, Sep 14, 2026•13 Day Trip
$1,011 USD
Returning
Tue, Sep 15, 2026•14 Day Trip
$1,001 USD