Route Price Intelligence
Cheap Flights From Portland to Adelaide
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,274
Deals From
$1,125
Usually Costs
$1,125 – $1,470
Lowest We've Seen
$900
Based on 7,477 price pointshigh confidence
Monthly Price Guide
Jan
$1,271
Feb
$1,118
Mar
$1,090
Apr
$1,008
May
$1,008
Jun
$1,080
Jul
$1,380
Aug
$1,290
Sep
$1,292
Oct
$1,361
Nov
$1,450
Dec
$1,626
Cheapest Average Expensive
Best Time to Fly from Portland to Adelaide
The cheapest time to fly from Portland to Adelaide is typically April, when fares average around $1,008. The most expensive month tends to be December at around $1,626. For the best deals, consider flying in April, May, June.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $90076 price checksWorst: $1,086