Route Price Intelligence
Cheap Flights From Knoxville to Portland
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$437
Deals From
$421
Usually Costs
$421 – $459
Lowest We've Seen
$180
Based on 8,162 price pointshigh confidence
Monthly Price Guide
Jan
$605
Feb
$426
Mar
$427
Apr
$380
May
$432
Jun
$438
Jul
$437
Aug
$437
Sep
$437
Oct
$441
Nov
$437
Dec
$458
Cheapest Average Expensive
Best Time to Fly from Knoxville to Portland
The cheapest time to fly from Knoxville to Portland is typically April, when fares average around $380. The most expensive month tends to be January at around $605. 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: $18059 price checksWorst: $369