Route Price Intelligence
Cheap Flights From Knoxville to Porto
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,196
Deals From
$978
Usually Costs
$978 – $1,430
Lowest We've Seen
$461
Based on 3,472 price pointshigh confidence
Monthly Price Guide
Jan
$836
Feb
$861
Mar
$1,099
Apr
$1,137
May
$1,363
Jun
$1,384
Jul
$1,297
Aug
$1,048
Sep
$1,261
Oct
$972
Nov
$836
Dec
$1,398
Cheapest Average Expensive
Best Time to Fly from Knoxville to Porto
The cheapest time to fly from Knoxville to Porto is typically November, when fares average around $836. The most expensive month tends to be December at around $1,398. For the best deals, consider flying in November, January, February.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $51259 price checksWorst: $781