Cheap Flights from Philadelphia to Knoxville
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No deal from Philadelphia to Knoxville has cleared our price bar yet. What we have seen on the route is below.
Across 1 month of observations from Philadelphia to Knoxville, the lowest round-trip fare we recorded was $99, in August. The typical fare was $341.
See every deal from Philadelphia, to Knoxville, or the return direction Knoxville to Philadelphia.
Price history: Philadelphia to Knoxville
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Aug 2026 | $99 | $341 | 81 |
Frequently asked questions
How many flight deals from Philadelphia to Knoxville are on Sparkflights right now?
There are 0 verified deals from Philadelphia to Knoxville on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Philadelphia to Knoxville?
The lowest fare we've recorded from Philadelphia to Knoxville is $99, based on 81 price observations over 1 month.
How much does a flight from Philadelphia to Knoxville cost?
The typical round-trip fare we observed from Philadelphia to Knoxville is $341, against a recorded low of $99. These are observations, not quotes.