Route Price Intelligence
Cheap Flights From Boise to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$351
Deals From
$297
Usually Costs
$297 – $425
Lowest We've Seen
$227
Based on 3,717 price pointshigh confidence
Monthly Price Guide
Jan
$297
Feb
$342
Mar
$362
Apr
$700
May
$377
Jun
$388
Jul
$383
Aug
$298
Sep
$297
Oct
$303
Nov
$351
Dec
$411
Cheapest Average Expensive
Best Time to Fly from Boise to Washington Dc - Dulles
The cheapest time to fly from Boise to Washington Dc - Dulles is typically January, when fares average around $297. The most expensive month tends to be April at around $700. For the best deals, consider flying in January, September, August.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $22770 price checksWorst: $337