Route Price Intelligence
Cheap Flights From Phoenix to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$307
Deals From
$257
Usually Costs
$257 – $364
Lowest We've Seen
$148
Based on 8,001 price pointshigh confidence
Monthly Price Guide
Jan
$413
Feb
$310
Mar
$345
Apr
$293
May
$359
Jun
$412
Jul
$401
Aug
$385
Sep
$387
Oct
$385
Nov
$387
Dec
$407
Cheapest Average Expensive
Best Time to Fly from Phoenix to Washington Dc - Dulles
The cheapest time to fly from Phoenix to Washington Dc - Dulles is typically April, when fares average around $293. The most expensive month tends to be January at around $413. For the best deals, consider flying in April, February, March.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $14860 price checksWorst: $330