Route Price Intelligence
Cheap Flights From Portland to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$388
Deals From
$337
Usually Costs
$337 – $438
Lowest We've Seen
$157
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$337
Feb
—
Mar
—
Apr
$748
May
$351
Jun
$388
Jul
$428
Aug
$389
Sep
$338
Oct
$337
Nov
$386
Dec
$467
Cheapest Average Expensive
Best Time to Fly from Portland to Washington Dc - Dulles
The cheapest time to fly from Portland to Washington Dc - Dulles is typically October, when fares average around $337. The most expensive month tends to be April at around $748. For the best deals, consider flying in October, January, September.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $15769 price checksWorst: $306