Cheap flights from Portland to West Knoxville

View AU$190 flight on Wed, 20 Aug. 2025Opens in a new window

Popular airlines from Portland to West Knoxville

  • American Airlines

    American Airlines

  • Alaska Airlines

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  • Delta

    Delta

  • United

    United

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Cheap Flights from Portland (PDX) to West 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.

Delta
Tue, 19 Aug. - Mon, 25 Aug.
PDX
Portland
TYS
Knoxville
AU$593 Return, found 3 days ago
AU$593
Return
found 3 days ago
Select Delta flight, departing Tue, 19 Aug. from Portland to Knoxville, returning Mon, 25 Aug., priced at AU$593 found 3 days ago
American Airlines
Thu, 21 Aug. - Fri, 29 Aug.
PDX
Portland
TYS
Knoxville
AU$627 Return, found 3 days ago
AU$627
Return
found 3 days ago
Select American Airlines flight, departing Thu, 21 Aug. from Portland to Knoxville, returning Fri, 29 Aug., priced at AU$627 found 3 days ago
American Airlines
Sun, 17 Aug. - Fri, 29 Aug.
PDX
Portland
TYS
Knoxville
AU$664 Return, found 3 days ago
AU$664
Return
found 3 days ago
Select American Airlines flight, departing Sun, 17 Aug. from Portland to Knoxville, returning Fri, 29 Aug., priced at AU$664 found 3 days ago
American Airlines
Sun, 17 Aug. - Thu, 28 Aug.
PDX
Portland
TYS
Knoxville
AU$703 Return, found 3 days ago
AU$703
Return
found 3 days ago
Select American Airlines flight, departing Sun, 17 Aug. from Portland to Knoxville, returning Thu, 28 Aug., priced at AU$703 found 3 days ago
Delta
Wed, 20 Aug. - Fri, 22 Aug.
PDX
Portland
TYS
Knoxville
AU$709 Return, found 1 day ago
AU$709
Return
found 1 day ago
Select Delta flight, departing Wed, 20 Aug. from Portland to Knoxville, returning Fri, 22 Aug., priced at AU$709 found 1 day ago
United
Wed, 20 Aug. - Fri, 22 Aug.
PDX
Portland
TYS
Knoxville
AU$853 Return, found 1 day ago
AU$853
Return
found 1 day ago
Select United flight, departing Wed, 20 Aug. from Portland to Knoxville, returning Fri, 22 Aug., priced at AU$853 found 1 day ago

Find the cheapest month to fly from Portland (PDX) to Knoxville (TYS)

November is typically the cheapest month to fly

From AU$242 - AU$1,256 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.