Route Price Intelligence
Cheap Flights From Sioux Falls to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$359
Deals From
$299
Usually Costs
$299 – $420
Lowest We've Seen
$279
Based on 8,324 price pointshigh confidence
Monthly Price Guide
Jan
$354
Feb
$338
Mar
$359
Apr
$299
May
$384
Jun
$428
Jul
$411
Aug
$294
Sep
$320
Oct
$379
Nov
$359
Dec
$339
Cheapest Average Expensive
Best Time to Fly from Sioux Falls to Washington Dc - Dulles
The cheapest time to fly from Sioux Falls to Washington Dc - Dulles is typically August, when fares average around $294. The most expensive month tends to be June at around $428. For the best deals, consider flying in August, April, September.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $27959 price checksWorst: $299