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
$297
Great Deal
Under $297
Typical Range
$297 – $328
Lowest We've Seen
$235
Based on 279 price pointshigh confidence
Monthly Price Guide
Jan
$297
Feb
$297
Mar
$297
Apr
$374
May
$304
Jun
$324
Jul
$312
Aug
$297
Sep
$297
Oct
$297
Nov
$297
Dec
$305
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 April at around $374. For the best deals, consider flying in October, November, January.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: October7,952 fares analyzedTypical low: $297
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