Portland (PDX) to Singapore (SIN) flight deal in economy from $1,146
PDXPortland International Airport
Portland, United States
SINSingapore Changi Airport
Singapore, Singapore
$1,336 USD
-14%$1,146 USD
Verified about 9 hours agoJuly 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Great Availability
67% of dates checked are available within 10% of the lowest price
Sunday, July 5th, 2026
0 round-trip options
No flight details available for this date.