Route Price Intelligence
Cheap Flights From Seattle to Adelaide
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,399
Deals From
$1,314
Usually Costs
$1,314 – $1,558
Lowest We've Seen
$900
Based on 793 price pointshigh confidence
Monthly Price Guide
Jan
$1,833
Feb
$1,426
Mar
$1,574
Apr
$1,314
May
$1,315
Jun
$1,338
Jul
$1,435
Aug
$1,314
Sep
$1,314
Oct
$1,424
Nov
$1,534
Dec
$2,078
Cheapest Average Expensive
Best Time to Fly from Seattle to Adelaide
The cheapest time to fly from Seattle to Adelaide is typically April, when fares average around $1,314. The most expensive month tends to be December at around $2,078. For the best deals, consider flying in April, August, September.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $90053 price checksWorst: $1,120