Route Price Intelligence
Cheap Flights From Portland to Adelaide
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,446
Deals From
$1,422
Usually Costs
$1,422 – $1,581
Lowest We've Seen
$900
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$1,850
Feb
—
Mar
—
Apr
$1,326
May
$1,314
Jun
$1,546
Jul
$1,539
Aug
$1,445
Sep
$1,445
Oct
$1,441
Nov
$1,454
Dec
$2,230
Cheapest Average Expensive
Best Time to Fly from Portland to Adelaide
The cheapest time to fly from Portland to Adelaide is typically May, when fares average around $1,314. The most expensive month tends to be December at around $2,230. For the best deals, consider flying in May, April, October.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $90053 price checksWorst: $1,276