Cheap flights from Philadelphia to Knoxville
554 mi · 45m average nonstop
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Quick answer: Philadelphia to Knoxville at a glance
Cheap flights from Philadelphia (PHL) to Knoxville (TYS) cover 554 miles (891 km) in about 45m nonstop, with 2 airlines flying direct — a medium-haul domestic route. Search Kayak for today's cheapest live fare. Route difficulty 3/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Philadelphia to Knoxville covers 554 miles (891 km) in approximately 0 hour 45 minutes. 2 airlines offer direct flights on this medium-haul domestic route. This is a medium-haul domestic route typically served by direct flights.
Nonstop distance 554 miles. Direct carriers include AA and US.
We don't track historical prices for this route yet. Search live fares on Kayak for today's best price across 100+ airlines and booking sites.
Airlines on this route
2 airlines fly Philadelphia → Knoxville. All are direct routes.
| Airline | Route type |
|---|---|
| AA | Direct |
| US | Direct |
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Philadelphia to Knoxville — quick answers
How far is Philadelphia from Knoxville by plane?
The nonstop flight distance from Philadelphia (PHL) to Knoxville (TYS) is 554 miles (891 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Philadelphia to Knoxville?
The average nonstop flight time from PHL to TYS is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Philadelphia to Knoxville?
2 airlines serve this route nonstop: AA, US. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.