Route Price Intelligence
Cheap Flights From Sioux Falls to Seattle
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$412
Great Deal
Under $349
Typical Range
$349 – $447
Lowest We've Seen
$160
Based on 222 price pointshigh confidence
Monthly Price Guide
Jan
$349
Feb
—
Mar
—
Apr
$474
May
$399
Jun
$428
Jul
$439
Aug
$432
Sep
$386
Oct
$349
Nov
$349
Dec
$446
Cheapest Average Expensive
Best Time to Fly from Sioux Falls to Seattle
The cheapest time to fly from Sioux Falls to Seattle is typically October, when fares average around $349. The most expensive month tends to be April at around $474. For the best deals, consider flying in October, November, January.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: January8,897 fares analyzedTypical low: $349
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