Route Price Intelligence
Cheap Flights From Knoxville to Washington Dc - Dulles
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$243
Deals From
$204
Usually Costs
$204 – $284
Lowest We've Seen
$161
Based on 8,243 price pointshigh confidence
Monthly Price Guide
Jan
$249
Feb
$204
Mar
$254
Apr
$253
May
$260
Jun
$254
Jul
$230
Aug
$189
Sep
$277
Oct
$307
Nov
$223
Dec
$294
Cheapest Average Expensive
Best Time to Fly from Knoxville to Washington Dc - Dulles
The cheapest time to fly from Knoxville to Washington Dc - Dulles is typically August, when fares average around $189. The most expensive month tends to be October at around $307. For the best deals, consider flying in August, February, November.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $16161 price checksWorst: $209