Cheap flights from Philadelphia to North Knoxville

View AU$690 flight on Fri, 15 Aug. 2025Opens in a new window

Popular airlines from Philadelphia to North Knoxville

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Philadelphia (ILG) to North Knoxville (TYS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, 15 Aug. - Sun, 17 Aug.
PHL
Philadelphia
TYS
Knoxville
AU$787 Return, found 8 hours ago
AU$787
Return
found 8 hours ago
Select American Airlines flight, departing Fri, 15 Aug. from Philadelphia to Knoxville, returning Sun, 17 Aug., priced at AU$787 found 8 hours ago
American Airlines
Fri, 15 Aug. - Sun, 17 Aug.
PHL
Philadelphia
TYS
Knoxville
AU$801 Return, found 8 hours ago
AU$801
Return
found 8 hours ago
Select American Airlines flight, departing Fri, 15 Aug. from Philadelphia to Knoxville, returning Sun, 17 Aug., priced at AU$801 found 8 hours ago
American Airlines
Fri, 15 Aug. - Sun, 17 Aug.
PHL
Philadelphia
TYS
Knoxville
AU$816 Return, found 8 hours ago
AU$816
Return
found 8 hours ago
Select American Airlines flight, departing Fri, 15 Aug. from Philadelphia to Knoxville, returning Sun, 17 Aug., priced at AU$816 found 8 hours ago
American Airlines
Fri, 15 Aug. - Sun, 17 Aug.
PHL
Philadelphia
TYS
Knoxville
AU$857 Return, found 8 hours ago
AU$857
Return
found 8 hours ago
Select American Airlines flight, departing Fri, 15 Aug. from Philadelphia to Knoxville, returning Sun, 17 Aug., priced at AU$857 found 8 hours ago
American Airlines
Fri, 15 Aug. - Sun, 17 Aug.
PHL
Philadelphia
TYS
Knoxville
AU$871 Return, found 8 hours ago
AU$871
Return
found 8 hours ago
Select American Airlines flight, departing Fri, 15 Aug. from Philadelphia to Knoxville, returning Sun, 17 Aug., priced at AU$871 found 8 hours ago
Delta
Fri, 15 Aug. - Sun, 17 Aug.
PHL
Philadelphia
TYS
Knoxville
AU$876 Return, found 8 hours ago
AU$876
Return
found 8 hours ago
Select Delta flight, departing Fri, 15 Aug. from Philadelphia to Knoxville, returning Sun, 17 Aug., priced at AU$876 found 8 hours ago

Find the cheapest month to fly from Philadelphia (PHL) to Knoxville (TYS)

October is typically the cheapest month to fly

From AU$120 - AU$719 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.