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 agoAugust 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Saturday, August 1st, 2026
5 round-trip options
Returning
Fri, Aug 7, 2026•6 Day Trip
$1,986 USD
Returning
Sun, Aug 9, 2026•8 Day Trip
$1,515 USD
Returning
Tue, Aug 11, 2026•10 Day Trip
$1,132 USD
Returning
Wed, Aug 12, 2026•11 Day Trip
$1,943 USD
Returning
Thu, Aug 13, 2026•12 Day Trip
$1,132 USD