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 17 hours agoSeptember 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Monday, September 21st, 2026
6 round-trip options
Returning
Sat, Sep 26, 2026•5 Day Trip
$1,003 USD
Returning
Sun, Sep 27, 2026•6 Day Trip
$1,003 USD
Returning
Tue, Sep 29, 2026•8 Day Trip
$969 USD
Returning
Fri, Oct 2, 2026•11 Day Trip
$1,394 USD
Returning
Sun, Oct 4, 2026•13 Day Trip
$1,003 USD
Returning
Mon, Oct 5, 2026•14 Day Trip
$1,054 USD