Route Price Intelligence
Cheap Flights From Tri-Cities to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$308
Deals From
$297
Usually Costs
$297 – $334
Lowest We've Seen
$235
Based on 6,445 price pointshigh confidence
Monthly Price Guide
Jan
$297
Feb
$317
Mar
$369
Apr
$338
May
$303
Jun
$322
Jul
$317
Aug
$297
Sep
$297
Oct
$297
Nov
$297
Dec
$317
Cheapest Average Expensive
Best Time to Fly from Tri-Cities to Washington Dc - Dulles
The cheapest time to fly from Tri-Cities to Washington Dc - Dulles is typically October, when fares average around $297. The most expensive month tends to be March at around $369. For the best deals, consider flying in October, November, January.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $23579 price checksWorst: $297