Route Price Intelligence
Cheap Flights From Portland to Singapore
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,271
Deals From
$1,168
Usually Costs
$1,168 – $1,473
Lowest We've Seen
$691
Based on 3,200 price pointshigh confidence
Monthly Price Guide
Jan
$1,395
Feb
$1,332
Mar
$1,312
Apr
$1,296
May
$1,332
Jun
$1,556
Jul
$1,457
Aug
$1,230
Sep
$1,126
Oct
$1,150
Nov
$1,162
Dec
$1,577
Cheapest Average Expensive
Best Time to Fly from Portland to Singapore
The cheapest time to fly from Portland to Singapore is typically September, when fares average around $1,126. The most expensive month tends to be December at around $1,577. For the best deals, consider flying in September, October, November.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $69170 price checksWorst: $1,119