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
$374
Deals From
$339
Usually Costs
$339 – $433
Lowest We've Seen
$279
Based on 7,351 price pointshigh confidence
Monthly Price Guide
Jan
$339
Feb
$339
Mar
$452
Apr
$354
May
$397
Jun
$450
Jul
$420
Aug
$339
Sep
$339
Oct
$369
Nov
$349
Dec
$379
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 January, when fares average around $339. The most expensive month tends to be March at around $452. For the best deals, consider flying in January, February, August.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $27983 price checksWorst: $339