Route Price Intelligence
Cheap Flights From Sioux Falls to Seattle
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$419
Deals From
$349
Usually Costs
$349 – $477
Lowest We've Seen
$160
Based on 8,386 price pointshigh confidence
Monthly Price Guide
Jan
$349
Feb
$393
Mar
$499
Apr
$374
May
$407
Jun
$461
Jul
$478
Aug
$432
Sep
$376
Oct
$369
Nov
$389
Dec
$484
Cheapest Average Expensive
Best Time to Fly from Sioux Falls to Seattle
The cheapest time to fly from Sioux Falls to Seattle is typically January, when fares average around $349. The most expensive month tends to be March at around $499. For the best deals, consider flying in January, October, April.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $16087 price checksWorst: $289