Route Price Intelligence
Cheap Flights From Boston to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$227
Deals From
$197
Usually Costs
$197 – $247
Lowest We've Seen
$131
Based on 8,354 price pointshigh confidence
Monthly Price Guide
Jan
$222
Feb
$187
Mar
$177
Apr
$187
May
$177
Jun
$233
Jul
$185
Aug
$190
Sep
$187
Oct
$214
Nov
$197
Dec
$187
Cheapest Average Expensive
Best Time to Fly from Boston to Washington Dc - Dulles
The cheapest time to fly from Boston to Washington Dc - Dulles is typically March, when fares average around $177. The most expensive month tends to be June at around $233. For the best deals, consider flying in March, May, July.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $13182 price checksWorst: $180