Route Price Intelligence
Cheap Flights From Knoxville to Porto
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,181
Deals From
$970
Usually Costs
$970 – $1,455
Lowest We've Seen
$461
Based on 1,610 price pointshigh confidence
Monthly Price Guide
Jan
$825
Feb
$861
Mar
$1,099
Apr
$1,179
May
$1,462
Jun
$1,404
Jul
$1,298
Aug
$1,097
Sep
$1,254
Oct
$964
Nov
$832
Dec
$1,430
Cheapest Average Expensive
Best Time to Fly from Knoxville to Porto
The cheapest time to fly from Knoxville to Porto is typically January, when fares average around $825. The most expensive month tends to be May at around $1,462. For the best deals, consider flying in January, November, February.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $51252 price checksWorst: $781