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 agoAugust 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Good Availability
42% of dates checked are available within 10% of the lowest price
Wednesday, August 26th, 2026
5 round-trip options
Returning
Tue, Sep 1, 2026•6 Day Trip
$2,169 USD
Returning
Thu, Sep 3, 2026•8 Day Trip
$1,532 USD
Returning
Sat, Sep 5, 2026•10 Day Trip
$1,933 USD
Returning
Sun, Sep 6, 2026•11 Day Trip
$1,052 USD
Returning
Mon, Sep 7, 2026•12 Day Trip
$1,890 USD