PDX to SIN from $464 in economy – flightdeals.net

Home Premium Fare Deals About

Air Canada

One Way•Economy

Portland International Airport

Portland, United States

Singapore Changi Airport

Singapore, Singapore

$639 USD

-27%$464 USD

Verified about 2 hours ago

August 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

27 28 29 30 31 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20$464 21$501 22$545 23$501 24$921 25$965 26$508 27$464 28$501 29$967 30$965 31$508 1$464 2$921 3$545 4$501 5$872 6$501

Good Availability

58% of dates checked are available within 10% of the lowest price

Thursday, August 20th, 2026

Outbound Flights

18h 30m·1 stop

$464 USD

Air Canada

PDXAug 20 19:45

→

YVRAug 20 21:00

AC 8655De Havilland-Bombardier Dash-8

1h 50m layover

Air Canada

YVRAug 20 22:50

→

SINAug 22 05:15

AC 19Boeing 787