Route Price Intelligence
Cheap Flights From Seattle to Porto Alegre
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,045
Deals From
$913
Usually Costs
$913 – $1,306
Lowest We've Seen
$618
Based on 8,023 price pointshigh confidence
Monthly Price Guide
Jan
$749
Feb
$991
Mar
$854
Apr
$946
May
$1,002
Jun
$1,479
Jul
$1,521
Aug
$983
Sep
$877
Oct
$852
Nov
$912
Dec
$983
Cheapest Average Expensive
Best Time to Fly from Seattle to Porto Alegre
The cheapest time to fly from Seattle to Porto Alegre is typically January, when fares average around $749. The most expensive month tends to be July at around $1,521. For the best deals, consider flying in January, October, March.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $61859 price checksWorst: $801